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Note: This page contains sample records for the topic "niamey niger pvc" from the National Library of EnergyBeta (NLEBeta).
While these samples are representative of the content of NLEBeta,
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We encourage you to perform a real-time search of NLEBeta
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1

Water, Cities, and Bodies: A Relational Understanding of Niamey, Niger.  

E-Print Network [OSTI]

This is a dissertation about how Niamey, Niger is experienced in neighborhoods, through bodies, and around water. I examine the particular colonial and post-colonial historical processes that impacted development and distribution of Niamey's water...

Hungerford, Hilary B.

2012-05-31T23:59:59.000Z

2

Women, Water, and Everyday Life in Niamey, Niger  

E-Print Network [OSTI]

neighborhood; navigated to points using GPS unit Uneven access to water in Niamey % of people with a water tap inside their residence 0-15% 60-75% 15-45% 75-90% 45-60% over 90% N Peripheral location ? lack of piped...Women, Water, and Everyday Life in Niamey, Niger Hilary B. Hungerford, PhD Candidate, Geography Access to water in Niamey As cities in the developing world continue to grow, providing residents with clean, reliable access to water is challenging...

Hungerford, Hilary B.

2011-11-16T23:59:59.000Z

3

CLIMATOLOGY OF VERTICAL AIR MOTION DURING RAINFALL IN NIAMEY, NIGER AND BLACK FOREST, GERMANY USING AN  

E-Print Network [OSTI]

CLIMATOLOGY OF VERTICAL AIR MOTION DURING RAINFALL IN NIAMEY, NIGER AND BLACK FOREST, GERMANY USING in Niamey, Niger and eight months in Germany's Black Forest. The AMF includes a vertically pointing 95 GHz of the orographically influenced precipitation in Germany's mountains. __________ NOTICE: This manuscript has been

4

Atmospheric Radiation Measurement (ARM) Data from Niamey, Niger for the Radiative Atmospheric Divergence using AMF, GERB and AMMA Stations (RADAGAST)  

DOE Data Explorer [Office of Scientific and Technical Information (OSTI)]

The Atmospheric Radiation Measurement (ARM) Program is the largest global change research program supported by the U.S. Department of Energy. The primary goal of the ARM Program is to improve the treatment of cloud and radiation physics in global climate models in order to improve the climate simulation capabilities of these models. To achieve this goal, ARM scientists and researchers around the world use continuous data obtained through the ARM Climate Research Facility. The ARM Mobile Facility (AMF) operates at non-permanent sites selected by the ARM Program. Sometimes these sites can become permanent ARM sites, as was the case with Graciosa Island in the Azores. It is now known as the Eastern North Atlantic permanent site. In January 2006 the AMF deployed to Niamey, Niger, West Africa, at the Niger Meteorological Office at Niamey International Airport. This deployment was timed to coincide with the field phases and Special Observing Periods of the African Monsoon Multidisciplinary Analysis (AMMA). The ARM Program participated in this international effort as a field campaign called "Radiative Divergence using AMF, GERB and AMMA Stations (RADAGAST).The primary purpose of the Niger deployment was to combine an extended series of measurements from the AMF with those from the Geostationary Earth Radiation Budget (GERB) Instrument on the Meteosat operational geostationary satellite in order to provide the first well-sampled, direct estimates of the divergence of solar and thermal radiation across the atmosphere. A large collection of data plots based on data streams from specific instruments used at Niamey are available via a link from ARM's Niamey, Niger site information page. Other data can be found at the related websites mentioned above and in the ARM Archive. Users will be requested to create a password, but the plots and data files are free for viewing and downloading. The ARM Archive physically resides at the Oak Ridge National Laboratory.

5

Niamey Dust Observations  

DOE Data Explorer [Office of Scientific and Technical Information (OSTI)]

Niamey aerosol are composed of two main components: dust due to the proximity of the Sahara Desert, and soot from local and regional biomass burning. The purpose of this data product is to identify when the local conditions are dominated by the dust component so that the properties of the dust events can be further studied.

Flynn, Connor

6

AMF Deployment, Niamey, Niger, West Africa  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

AFDC Printable Version Share this resource Send a link to EERE: Alternative Fuels Data Center Home Page to someone by E-mail Share EERE: Alternative Fuels Data Center Home Page on Facebook Tweet about EERE: Alternative Fuels Data Center Home Page on Twitter Bookmark EERE:1 First Use of Energy for All Purposes (Fuel and Nonfuel),Feet) Year Jan Feb Mar Apr May Jun Jul(Summary)morphinanInformation Desert SouthwestTechnologies |November 2011Astudies smartHistory:CONTR.l\CTIndia Ganges

7

Pearl millet (Pennisetum typhoides) response to soil variability in sandy ustalfs near Niamey, Niger, West Africa  

E-Print Network [OSTI]

-------%40AC EXTR BASfS------ KCL EXTR NAOAC BASE EXTR NO C (H20) (0. 1N CA NG NA K TOTAL AL CEC ECEC SAT ESP FE I: :1 KCL ----------------------NE 598 0. 21 4. 6 599 0. 11 4. 4 600 0. 06 4. 6 O. 1 0. I 0. 0 0. 0 0. 2 0. 1 0. 0 O. 1 0. 0 0. 0 0 0 D 0 0...

Wendt, John William

1986-01-01T23:59:59.000Z

8

The WAMME regional model intercomparison study  

E-Print Network [OSTI]

of Physics, Universite Abdou Moumouni, Niamey, Niger L. M.2007) was run at the Universite Abdou Moumouni (UAM, Niamey,

2010-01-01T23:59:59.000Z

9

MECHANICAL BEHAVIOUR OF PVC: MODEL EVALUATION  

E-Print Network [OSTI]

MECHANICAL BEHAVIOUR OF PVC: MODEL EVALUATION BY DMYTRO MIROSHNYCHENKO A MASTER'S THESIS SUBMITTED in the prediction of the Treloar data . . . 60 3 The yield stress of oriented PVC and its prediction 66 3 of oriented PVC . . . . . . 69 3.4 Prediction of the yield stress of oriented PVC . . . . . . . . . . . . . 73

Miroshnychenko, Dmitri

10

Quarterly Journal of the Royal Meteorological Society Q. J. R. Meteorol. Soc. (2013) Phenomenology of Sahelian convection observed in Niamey  

E-Print Network [OSTI]

Quarterly Journal of the Royal Meteorological Society Q. J. R. Meteorol. Soc. (2013) Phenomenology SM. 2013. Phenomenology of Sahelian convection observed in Niamey during the early monsoon. Q. J. R

Guichard, Francoise

11

Technical Note Puncture protection of PVC geomembranes______________________________________________  

E-Print Network [OSTI]

Technical Note Puncture protection of PVC geomembranes a design procedure for estimating the puncture protection of polyvinyl chloride (PVC) geomembranes. The puncture resistance of 0.5 mm, 0.75 mm, and 1.0 mm thick PVC geomembranes was measured using the truncated

12

Electrospinning of PVC with natural rubber  

SciTech Connect (OSTI)

Polyvinyl chloride (PVC) was mixed with natural rubbers which are liquid natural rubber (LNR), liquid epoxidised natural rubber (LENR) and liquid epoxidised natural rubber acrylate (LENRA) for a preparation of a fine non-woven fiber’s mat. PVC and each natural rubbers(PVC:LENR, PVC:LNR and PVC:LENRA) were mixed based on ratio of 70:30. Electrospinning method was used to prepare the fiber. The results show that the spinnable concentration of PVC/ natural rubber/THF solution is 16 wt%. The morphology, diameter, structure and degradation temperature of electrospun fibers were investigated by scanning electron microscopy (SEM) and thermogravimetric analysis (TGA). SEM photos showed that the morphology and diameter of the fibers were mainly affected by the addition of natural rubber. TGA results suggested that PVC electrospun fiber has higher degradation temperature than those electrospun fibers that contain natural rubber.

Othman, Muhammad Hariz; Abdullah, Ibrahim [Department of Chemistry, Faculty of Science and Technology, Universiti Kebangsaan Malaysia, 43600 Bangi, Selangor (Malaysia); Mohamed, Mahathir [Radiation Processing Technology Division (BTS), Malaysian Nuclear Agency, Bangi, 43000, Kajang (Malaysia)

2013-11-27T23:59:59.000Z

13

RETGEM with polyvinylchloride (PVC) electrodes  

E-Print Network [OSTI]

This paper presents a new design of the RETGEM (Resistive Electrode Thick GEM) based on electrodes made of a polyvinylchloride material (PVC). Our device can operate with gains of 10E5 as a conventional TGEM at low counting rates and as RPC in the case of high counting rates without of the transit to the violent sparks. The distinct feature of present RETGEM is the absent of the metal coating and lithographic technology for manufacturing of the protective dielectric rms. The electrodes from PVC permit to do the holes by a simple drilling machine. Detectors on a RETGEM basis could be useful in many fields of an application requiring a more cheap manufacturing and safe operation, for example, in a large neutrino experiments, in TPC, RICH systems.

Razin, V I; Reshetin, A I; Filippov, S N

2009-01-01T23:59:59.000Z

14

Quarterly Journal of the Royal Meteorological Society Q. J. R. Meteorol. Soc. 140: 500516, January 2014 B Phenomenology of Sahelian convection observed in Niamey  

E-Print Network [OSTI]

2014 B Phenomenology of Sahelian convection observed in Niamey during the early monsoon C. Dionea Citation: Dione C, Lothon M, Badiane D, Campistron B, Couvreux F, Guichard F, Sall SM. 2014. Phenomenology

Guichard, Francoise

15

Building the Basic PVC Wind Turbine  

Broader source: Energy.gov (indexed) [DOE]

Energy Smart CD- Building PVC Turbine 8 Some Blade Building Tips KidWind model wind turbines are designed for use in science classes, or as a hobby or science fair project....

16

Superhydrophobic Materials Technology-PVC Bonding Techniques  

SciTech Connect (OSTI)

The purpose of the technology maturation project was to develop an enhanced application technique for applying diatomaceous earth with pinned polysiloxane oil to PVC pipes and materials. The oil infiltration technique is applied as a spray of diluted oil in a solvent onto the superhydrophobic diatomaceous earth substrate. This makes the surface take on the following characteristics: • wet?cleanable • anti?biofouling • waterproof • anti?corrosion. The project involved obtaining input and supplies from VeloxFlow and the development of successful techniques that would quickly result in a commercial license agreement with VeloxFlow and other companies that use PVC materials in a variety of other fields of use.

Hunter, Scott R. [Oak Ridge National Laboratory; Efird, Marty [VeloxFlow, LLC

2013-05-03T23:59:59.000Z

17

Model to predict the mechanical behaviour of oriented rigid PVC  

E-Print Network [OSTI]

Model to predict the mechanical behaviour of oriented rigid PVC D. J. Hitt*1 and D. Miroshnychenko2 The mechanical properties of PVC sheets can be modified substantially by both uniaxial and biaxial stretching pattern in the relationship between tensile properties of oriented PVC products and imposed strains

Miroshnychenko, Dmitri

18

Service Proveider's Optimal Pricing for PVC and SVC Service  

E-Print Network [OSTI]

Service Proveider's Optimal Pricing for PVC and SVC Service Yuhong Liu and David W. Petr ITTCReport The University of Kansas #12;2 Service Provider's Optimal Pricing for PVC and SVC Service Abstract This report examines ATM Permanent Virtual Circuit (PVC) and Switched Virtual Circuit (SVC) pricing from the network

Kansas, University of

19

1 INTRODUCTION In Spain, Plasticized polyvinyl chloride (PVC-  

E-Print Network [OSTI]

1 INTRODUCTION In Spain, Plasticized polyvinyl chloride (PVC- P) geomembranes began being used in waterproof- ing of infrastructure in the seventies. Early usage of PVC-P geomembranes was not particularly for the PVC-P homogeneous geomem- branes used in roofing. Subsequently, other stan- dards were drafted

Zornberg, Jorge G.

20

Ten-year PVC geomembrane durability E. J. Newman1  

E-Print Network [OSTI]

PROOFS Ten-year PVC geomembrane durability E. J. Newman1 and T. D. Stark2 1 Graduate Research of an ongoing study on the long-term performance of a PVC geomembrane in northern Minnesota are presented. Samples of PVC geomembrane and seams are exhumed periodically over a 30-year period and tested to measure

Note: This page contains sample records for the topic "niamey niger pvc" from the National Library of EnergyBeta (NLEBeta).
While these samples are representative of the content of NLEBeta,
they are not comprehensive nor are they the most current set.
We encourage you to perform a real-time search of NLEBeta
to obtain the most current and comprehensive results.


21

Investigation of the Downwelling LW Differences Between the Niamey AMF Main and Supplementary Sites  

SciTech Connect (OSTI)

The overall average downwelling longwave (LW) measured at the Niamey supplementary facility (S1) is 6-8 Wm-2 less than that measured by the two instruments located at the ARM Mobile Facility (AMF) main (N1) site. Examination of all other data available at both sites does not reveal any overarching differences that suggest this should be the case. However, examination of the pyrgeometer case and dome temperatures do suggest that the S1 values are also anomalously low, which in turn would explain the downwelling LW anomaly since the LW is calculated using these temperatures. Our recommendation then is to normalize the S1 data to the average N1 value by applying an adjustment factor to the S1 downwelling pyrgeometer case and dome temperatures (in Kelvin), then recalculating the downwelling LW values. The adjustment factor (0.00305) has been determined as that factor that brings the overall average S1 LWdn to agree with the overall average of the two N1 LWdn data series. We note that there is no reason to expect that the two site averages would actually be exactly equal to one another, and thus our recommendation is viewed as likely moving the S1 data in the right direction and by normalizing to the N1 average will help facilitate more meaningful temporal variability studies at least. It is also strongly recommended that for all future AMF deployments where supplementary sites will also be deployed, that the supplementary instrument systems (complete) be assembled as they will be operated in the field and run for at least a few days beside the corresponding AMF main site instruments, both at the beginning and end of the AMF field campaign. This is absolutely crucial so that all the measurements can be compared pre- and post-experiment to properly relate these measurements and systems, and to detect measurement anomalies such as those discussed in this report.

CN Long; P Gotseff; EG Dutton

2008-04-01T23:59:59.000Z

22

!"! #$%$#&'&()*+,-#-.*&/&012$034#$&56!!756!5& Sep 19 PVC 1 COG 1 PVC 2 PS1 --HD 1  

E-Print Network [OSTI]

-1 Wed 1-2 Thu 12-1 Fri 12-1 Jan 9 Stats Class Exam CHIP 1 CHIP 2 PHYS 1 - SOC 1 - Jan 16 ID 1 CHIP 3 Development Soc = Social ID = Individual Differences Stat = Statistics Mini = Mini 12-1 Fri 12-1 Sep 19 PVC 1 COG 1 PVC 2 PS1 - - HD 1 Sep 26 PVC 3 COG 2 PVC 4 HD 2 MINI 1 STAT 1

Williamson, John

23

Conversion of waste polyvinyl chloride (PVC) to useful chemicals  

SciTech Connect (OSTI)

Developments of recycling technologies are expected one of the most important keys for saving energy and resources, and minimization impact for environment. For instance, combustion of waste for power generation and conversion of plastics into liquid fuels have been studying for thermal energy recycling. However, PVC has been excepted from the most of these experiments. Because, heat of combustion of PVC is almost a half of other plastics, hydrogen chloride, which is produced at low temperature, corrodes the combustion chamber, and PVC causes coking reaction during pyrolysis of plastics. Numerous investigations have been conducted on degradation of PVC. However, most of these experiments were done to improve heat resistance of PVC or to study reaction mechanism of PVC degradation. Pyrolysis of PVC into liquid products have been studying since 1960`s from a view of environmental protection. Recently, Y. Maezawa et al. reported PVC was converted into oil at 600 T with sodium hydroxide. However, more than 50 % of hydrocarbon fraction of PVC was converted to residue and gas in their experiment. We are going to develop a new technology to convert of PVC into useful chemicals or liquid fuels at high efficiency by using hydrogen donor solvent.

Kamo, T.; Yamamoto, Y.; Miki, K.; Sato, Y. [National Institute for Resources and Environment, Tsukuba-shi, Ibaraki (Japan)

1995-12-31T23:59:59.000Z

24

Geosynthetics International, 2003, 10, No. 2 Air channel testing of thermally bonded PVC  

E-Print Network [OSTI]

Geosynthetics International, 2003, 10, No. 2 Air channel testing of thermally bonded PVC (PVC) possesses excellent thermal welding characteristics, such as a wide thermal seaming range and recommend that destructive testing of PVC geomembranes be reduced and possibly discontinued

25

PLASTICIZER RETENTION IN PVC GEOMEMBRANES T. D. Stark1  

E-Print Network [OSTI]

1 PLASTICIZER RETENTION IN PVC GEOMEMBRANES T. D. Stark1 , H. Choi2 , and P. W. Diebel3 1, Ontario, Canada, N1R 5T6; PH (519)623-1630; email: PDiebel@cgtower.com ABSTRACT: Plasticizers are used to make PVC flexible so it can be used as a geomembrane for containment purposes. Plasticizers can migrate

26

Hoechst and Wacker plan joint venture in PVC  

SciTech Connect (OSTI)

Restructuring of Europe's petrochemical industry has taken a further step with the announcement that Hoechst (Frankfurt) and Wacker Chemie (Munich) are planning a joint venture in polyvinyl chloride (PVC). The venture would include production, R D, sales and marketing, plus both companies' PVC recycling activities. However, their vinyl chloride monomer (VCM) plants, and Hoechst's Kalle PVC film business, have been left out. Erich Schnitzler, head of Hoechst's PVC business unit, does not anticipate problems with the European Community's competition directorate. We are both among the middle-sized European PVC producers, and together we would have a 9%-10% market share. Our joint venture would not limit competition. Both partners are hoping for approval from Brussels in first-quarter 1993. Hoechst has 255,000 m.t./year of PVC capacity at Gendorfand Knapsack, while Wacker has 365,000 m.t./year at Burghausen and Cologne. All the units, except Wacker's Cologne plant, are back integrated to VCM. The joint venture would buy VCM from the two parent companies and on the merchant market.

Young, I.

1992-12-02T23:59:59.000Z

27

Vinyl chloride monomer and other contaminants in PVC welding fumes  

SciTech Connect (OSTI)

An investigation into the nature of fumes produced during thermal welding of plasticized PVC sheeting has been carried out with the objective of determining if the known carcinogen vinyl chloride monomer (VCM) is formed and to assess the level of exposure to the operator. The results show that the atmospheric concentrations of VCM are well below accepted occupational exposure limits. This finding is consistent with reports in the technical literature which suggest that VCM is produced during thermal degradation of PVC only at temperatures considerably higher than those encountered during plastic welding.

Williamson, J.; Kavanagh, B.

1987-05-01T23:59:59.000Z

28

Beam damage of poly(vinyl chloride) [PVC] as observed by x-ray...  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

damage of poly(vinyl chloride) PVC as observed by x-ray photoelectron spectroscopy at 143 K, 303 K and 373 K. Beam damage of poly(vinyl chloride) PVC as observed by x-ray...

29

Beam Damage of Poly(Vinyl Chloride) [PVC] Film as Observed by...  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

Damage of Poly(Vinyl Chloride) PVC Film as Observed by X-ray Photoelectron Spectroscopy. Beam Damage of Poly(Vinyl Chloride) PVC Film as Observed by X-ray Photoelectron...

30

University Engagement and Outreach Committee Chair: PVC (IA), Prof. M Cardew-Hall  

E-Print Network [OSTI]

University Engagement and Outreach Committee Chair: PVC (IA), Prof. M Cardew-Hall Alternate Chair: PVC (IO), Dr. Erik Lithander Secretary: Ms. Jan O'Connor (Jan.OConnor@anu.edu.au) / Ms. Joanne Gash

Botea, Adi

31

Influence of plasticizer molecular weight on plasticizer retention in PVC geomembranes  

E-Print Network [OSTI]

PROOFS Influence of plasticizer molecular weight on plasticizer retention in PVC geomembranes T. D, accepted 31 October 2004 ABSTRACT: Plasticizers are used to make PVC flexible so it can be used as a geomembrane. Plasticizers can migrate from PVC geomembranes over time because of contact with air, liquid, and

32

Non-collinear wave mixing for non-linear ultrasonic detection of physical ageing in PVC  

E-Print Network [OSTI]

Non-collinear wave mixing for non-linear ultrasonic detection of physical ageing in PVC A. Demcenko Received in revised form 7 March 2012 Accepted 14 March 2012 Available online 28 March 2012 Keywords: PVC PVC acoustic properties using a linear ultrasonic measurement technique and the non

Nagy, Peter B.

33

SOUTHEASTERN NATURALIST2003 2(4):575590 USING GROUND-PLACED PVC PIPES TO  

E-Print Network [OSTI]

SOUTHEASTERN NATURALIST2003 2(4):575­590 USING GROUND-PLACED PVC PIPES TO MONITOR HYLID TREEFROGS sampled a population of two species of hylid treefrogs using 90 vertical ground-placed PVC pipes of 3 a combination of the effects of these variables, acting either cumulatively or synergistically. PVC pipes

Johnson, Matthew

34

Am. Midl. Nat. 144:168177 Use of PVC Pipe Refugia as a Sampling Technique for  

E-Print Network [OSTI]

168 Am. Midl. Nat. 144:168­177 Use of PVC Pipe Refugia as a Sampling Technique for Hylid Treefrogs.--We used retreats made from white polyvinyl chloride (PVC) pipes to capture hylids and determined how pipe- ficial refugia such as polyvinyl chloride (PVC) pipe, bamboo, tin cans and wood nest boxes (Goin, 1958

Johnson, Matthew

35

Note and Record A note on polyvinyl chloride (PVC) pipe traps for  

E-Print Network [OSTI]

Note and Record A note on polyvinyl chloride (PVC) pipe traps for sampling vegetation of traditional traps, and many are furtive (Myers et al., 2007; Pittman et al., 2008). PVC pipe traps, which and Hyperolius (see Channing, 2001; du Preez & Carruthers, 2009), may be attracted to artificial refugia of PVC

Pretoria, University of

36

Methodologies for PVC Configuration in Heterogeneous ATM Environments Using Intelligent Mobile Agents  

E-Print Network [OSTI]

Methodologies for PVC Configuration in Heterogeneous ATM Environments Using Intelligent Mobile; Methodologies for PVC Configuration in Heterogeneous ATM Environments Using Intelligent Mobile Agents John Boyer by individual ATM switch vendors has created an environment where there is no uniform method for PVC

White, Tony

37

Copyright (to be inserted by Humphrey) Thermal and Dynamic-mechanical Properties of Wood-PVC  

E-Print Network [OSTI]

Citation & Copyright (to be inserted by Humphrey) Thermal and Dynamic-mechanical Properties of Wood-PVC properties, maleation, thermal analysis, wood veneer, wood-PVC composites ABSTRACT The influence of maleation on thermal and dynamic-mechanical properties of wood-PVC composites was investigated in this study

38

WLDF 311 Treefrog Study; Fall 2007 PVC Pipe Deployment Protocol  

E-Print Network [OSTI]

WLDF 311 Treefrog Study; Fall 2007 PVC Pipe Deployment Protocol: 1. Arrange time to meet should include: a. 12 pipes with caps (there should be ~3 pipes on "your" transects out in the field & place trap on the stake (using hole near top of pipe for screw head). e. Record UTM positions (easting

Johnson, Matthew

39

Aspergillus Niger Genomics: Past, Present and into the Future  

SciTech Connect (OSTI)

Aspergillus niger is a filamentous ascomycete fungus that is ubiquitous in the environment and has been implicated in opportunistic infections of humans. In addition to its role as an opportunistic human pathogen, A. niger is economically important as a fermentation organism used for the production of citric acid. Industrial citric acid production by A. niger represents one of the most efficient, highest yield bioprocesses in use currently by industry. The genome size of A. niger is estimated to be between 35.5 and 38.5 megabases (Mb) divided among eight chromosomes/linkage groups that vary in size from 3.5 - 6.6 Mb. Currently, there are three independent A. niger genome projects, an indication of the economic importance of this organism. The rich amount of data resulting from these multiple A. niger genome sequences will be used for basic and applied research programs applicable to fermentation process development, morphology and pathogenicity.

Baker, Scott E.

2006-09-01T23:59:59.000Z

40

aspergillus niger pectin: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

la trajectoire politiquemalienne, les interventions militaires au Niger (1996, 1999, 2010) ont en revanche marqu leshsitations (more) Chauzal, Grgory 2011-01-01 39...

Note: This page contains sample records for the topic "niamey niger pvc" from the National Library of EnergyBeta (NLEBeta).
While these samples are representative of the content of NLEBeta,
they are not comprehensive nor are they the most current set.
We encourage you to perform a real-time search of NLEBeta
to obtain the most current and comprehensive results.


41

Click grafting of seaweed bioactive polysaccharides onto PVC surfaces using ionic liquid as green solvent and catalyst  

E-Print Network [OSTI]

Click grafting of seaweed bioactive polysaccharides onto PVC surfaces using ionic liquid as green Houssinière, BP 32229, 44322 Nantes, France A green and click approach of grafting polysaccharides onto PVC surfaces was developed. PVC isothiocyanate surfaces (PVC-NCS) were prepared by nucleofilic substitution

Boyer, Edmond

42

ARM - Niamey News  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

AFDC Printable Version Share this resource Send a link to EERE: Alternative Fuels Data Center Home Page to someone by E-mail Share EERE: Alternative Fuels Data Center Home Page on Facebook Tweet about EERE: Alternative Fuels Data Center Home Page on Twitter Bookmark EERE:1 First Use of Energy for All Purposes (Fuel and Nonfuel),Feet) Year Jan Feb Mar Apr May JunDatastreamsmmcrcalgovInstrumentsruc Documentation RUC : XDCResearchWarmingMethane Background InformationNewsMediaAlaskaNews from

43

NIAMEY DAILY RAINFALL  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

AFDC Printable Version Share this resource Send a link to EERE: Alternative Fuels Data Center Home Page to someone by E-mail Share EERE: Alternative Fuels Data Center Home Page on Facebook Tweet about EERE: Alternative Fuels Data Center Home Page on Twitter Bookmark EERE:1 First Use of Energy for All Purposes (Fuel and Nonfuel),Feet) Year Jan Feb Mar Apr MayAtmospheric Opticalhttp://www.fnal.gov/directorate/nalcal/nalcal02_07_05_files/nalcal.gifAEnergy2014 Solid OxideNHC Auditorium

44

Heavy metals emission from controlled combustion of PVC  

E-Print Network [OSTI]

, oil, and household product containers (4). The r easons for its enormous versatility and range of application, besides its relatively low cost, derive from a combination of its basic structure which gives rise to a relatively tough and rigid... salts, and later on, inorganic lead salt derivatives were used as organometallic stabilizers. Organometallic stabilizers gained wide spread popularity in rigid and plasticized PVC applications. In the early 1950's, alkaline earth metal salts were...

El-Ayyoubi, Mohammed A.

1989-01-01T23:59:59.000Z

45

Niger: Energy Resources | Open Energy Information  

Open Energy Info (EERE)

AFDC Printable Version Share this resource Send a link to EERE: Alternative Fuels Data Center Home Page to someone by E-mail Share EERE: Alternative Fuels Data Center Home Page on Facebook Tweet about EERE: Alternative Fuels Data Center Home Page on Twitter Bookmark EERE: Alternative Fuels Data Center Home Page on Google Bookmark EERE: Alternative Fuels Data CenterFranconia, Virginia: Energy ResourcesLoading map...(Utility Company) Jump to:City) JumpOpen EnergyNiederwald, Texas: EnergyNiger:

46

Niger-IAEA Cooperation | Open Energy Information  

Open Energy Info (EERE)

AFDC Printable Version Share this resource Send a link to EERE: Alternative Fuels Data Center Home Page to someone by E-mail Share EERE: Alternative Fuels Data Center Home Page on Facebook Tweet about EERE: Alternative Fuels Data Center Home Page on Twitter Bookmark EERE: Alternative Fuels Data Center Home Page on Google Bookmark EERE: Alternative Fuels Data Center Home Page on Office of InspectorConcentrating Solar Powerstories onFocus AreaDataBusPFAN) | OpenInc JumpNew YorkNewNextEraStartNiger

47

Sequence stratigraphy of Niger Delta, Delta field, offshore Nigeria  

E-Print Network [OSTI]

The Niger Delta clastic wedge formed along the West Africa passive margin. This wedge has been divided into three formations that reflect long-term progradation: 1) pro-delta shales of the Akata Formation (Paleocene to Recent), 2) deltaic...

Owoyemi, Ajibola Olaoluwa

2005-11-01T23:59:59.000Z

48

Investigation of PVC Pipe Failure at Terrell State Hospital – Final Report  

E-Print Network [OSTI]

At the request of Terrell State Hospital and MHMR, the Energy Systems Laboratory at Texas A&M University investigated the failure of the PVC pipes serving the chilled water loop at Terrell State Hospital. There were two PVC pipe failures where...

Wei, G.; Deng, S.; Claridge, D. E.; Turner, W. D.

2000-01-01T23:59:59.000Z

49

-RECORDING RELATIVE WATER TABLE DEPTH USING PVC TAPE DISCOLOURATION -21 Applied Vegetation Science 8: 21-26, 2005  

E-Print Network [OSTI]

- RECORDING RELATIVE WATER TABLE DEPTH USING PVC TAPE DISCOLOURATION - 21 Applied Vegetation during restoration. The PVC tape discolouration method enables spatially and temporally extensive studies and the same variables indicated by discolouration of PVC tape attached to green bamboo stakes installed

Navrátilová, Jana

50

The potential for environmental management to contribute to malaria vector control in western Niger  

E-Print Network [OSTI]

This thesis investigated the potential for environmental management techniques to contribute to malaria vector control in Niger, with a case study on Banizoumbou village in western Niger. Numerical modeling was used to ...

Gianotti, Rebecca L. (Rebecca Louise)

2008-01-01T23:59:59.000Z

51

Long-Term Durability of a 20 mil PVC Geomembrane E. J. NEWMAN & T. D. STARK, Dept. of Civ. & Environmental Engrg., Univ. of Illinois,  

E-Print Network [OSTI]

Long-Term Durability of a 20 mil PVC Geomembrane E. J. NEWMAN & T. D. STARK, Dept. of Civ a 0.51 mm thick fish grade PVC geomembrane. A fish grade PVC geomembrane is specially formulated to promote aquatic life through the omission of biocides from the basic PVC geomembrane formulation that may

52

Production of extremophilic bacterial cellulase enzymes in aspergillus niger.  

SciTech Connect (OSTI)

Enzymes can be used to catalyze a myriad of chemical reactions and are a cornerstone in the biotechnology industry. Enzymes have a wide range of uses, ranging from medicine with the production of pharmaceuticals to energy were they are applied to biofuel production. However, it is difficult to produce large quantities of enzymes, especially if they are non-native to the production host. Fortunately, filamentous fungi, such as Aspergillus niger, are broadly used in industry and show great potential for use a heterologous enzyme production hosts. Here, we present work outlining an effort to engineer A. niger to produce thermophilic bacterial cellulases relevant to lignocellulosic biofuel production.

Gladden, John Michael

2013-09-01T23:59:59.000Z

53

Oil enclave economy and sexual liaisons in Nigeria's Niger Delta region.  

E-Print Network [OSTI]

??This thesis examines the intersection of oil enclave economy and the phenomenon of sexual liaisons in Nigeria’s Niger Delta region. The particular focus of this… (more)

Gandu, Yohanna Kagoro

2011-01-01T23:59:59.000Z

54

Electrical Detection of Nucleic Acid Amplification Using an On-Chip Quasi-Reference Electrode and a PVC REFET  

E-Print Network [OSTI]

and a PVC REFET Eric Salm,, Yu Zhong,,§ Bobby Reddy, Jr.,,§ Carlos Duarte-Guevara,,§ Vikhram Swaminathan that utilizes a platinum QRE to establish a pH-sensitive fluid gate potential and a PVC membrane REFET to enable

Bashir, Rashid

55

168 JOURNAL OF VINYL & ADDITIVE TECHNOLOGY, DECEMBER 2004, Vol. 10, No. 4 Thirty-Year Durability of a 20-Mil PVC Geomembrane  

E-Print Network [OSTI]

of a 20-Mil PVC Geomembrane E. J. NEWMAN and T. D. STARK* Department of Civil & Environmental Engineering, Michigan. The 30.5-m-diameter re- search ponds were lined using a 0.51-mm-thick fish-grade PVC geomembrane behavior of the nearly 30-year-old PVC geomembrane is within current specifications for new 0.51-mm

56

The high strain rate response of PVC foams and end-grain balsa wood V.L. Tagarielli, V.S. Deshpande, N.A. Fleck *  

E-Print Network [OSTI]

The high strain rate response of PVC foams and end-grain balsa wood V.L. Tagarielli, V.S. Deshpande are adequately approximated by power-law fits. The compressive yield strength of the H250 PVC foam and balsa wood sĂ?1 . In contrast, the H100 PVC foam displays only a small elevation in uniaxial compressive

Fleck, Norman A.

57

Planification de multi-periode Probl`emes d'ordonnancement Selection sites Planification ouvriers PVC Sujet 9 : Applications de la PLNE  

E-Print Network [OSTI]

PVC Sujet 9 : Applications de la PLNE MHT 423: Mod´elisation et optimisation Andrew J. Miller Derni sites Planification ouvriers PVC Dans ce sujet... 1 Planification de multi-p´eriode 2 Probl`emes d Planification ouvriers PVC 1 Planification de multi-p´eriode 2 Probl`emes d'ordonnancement/affectation 3

Miller, Andrew J.

58

Covalently Linked Plasticizers: Triazole Analogues of Phthalate Plasticizers Prepared by Mild Copper-Free â??Clickâ?ť Reactions with Azide-Functionalized PVC  

E-Print Network [OSTI]

with Azide-functionalized PVC 1 Aruna Earla and RebeccaE-mail: rbraslau@ucsc.edu Tel: (831) 459-3087 PVC N 3 RO 2C CO 2 R PVC N 3 RT, 27 h Cl copper-free N N "click" N Cl CO

Earla, Aruna; Braslau, Rebecca

2014-01-01T23:59:59.000Z

59

Corrosion failure of duplex stainless steel equipment in a PVC plant  

SciTech Connect (OSTI)

After <9 months of operation in a polyvinyl chloride (PVC) manufacturing plant, alloy 2205 duplex stainless steel (UNS 31803) columns and spiral heat exchangers (HXs) were corroding and cracking. The columns were repaired and remained in service but the HXs needed to be replaced. Candidate materials for the HXs were assessed, and it was found that the super-austenitic alloys containing 6% molybdenum would be more appropriate for this application.

Davies, M.; Potgieter, G.

2000-05-01T23:59:59.000Z

60

E-Print Network 3.0 - aspergillus niger cbs Sample Search Results  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

1 List of publications A. Schouten, L. Wagemakers, F.L. Stefanato, R.M. van der Kaaij and J.A. van Kan Summary: and analysis of the versatile cell factory Aspergillus niger CBS...

Note: This page contains sample records for the topic "niamey niger pvc" from the National Library of EnergyBeta (NLEBeta).
While these samples are representative of the content of NLEBeta,
they are not comprehensive nor are they the most current set.
We encourage you to perform a real-time search of NLEBeta
to obtain the most current and comprehensive results.


61

Comparative genomics of citric-acid producing Aspergillus niger ATCC 1015 versus enzyme-producing CBS 513.88  

E-Print Network [OSTI]

expression  profiles.   Mol.   Genet.   Genomics  279: Comparative genomics of citric-acid producing Aspergillus2006.  Aspergillus niger genomics: past, present and into 

Grigoriev, Igor V.

2011-01-01T23:59:59.000Z

62

On the mechanisms of switching between two steady states of electroconductivity in plasticized transparent PVC films  

E-Print Network [OSTI]

The results of experimental researches of electroconductivity of PVC films, plasticized by patented modifier, at fields below the breakdown level are described. A possibility of management of the repeated transitions between two states with high and relatively low conductivity with conservation of reversibility is found out. A simple qualitative model of abnormal conductivity based on representation of polymer film as a sequence p-n of transitions is offered. For samples of plasticized PVC films with thickness 30-50 microns specific volume resistance of steady states was of an order of 10E4 Om*m \\times 10E6 Om*m, accordingly. A simple qualitative model describing abnormal character of conductivity of polymeric films is offered. The model considers the presence of known non-uniform plasticized polymer structure with discrete domains in which quasi-free moving of charges can occur. At imposing of an external field semi-condictive domains form sequence of p-n transitions which provides presence of two states of conductivity, in analogy with dinistors.

D. V. Vlasov; L. A. Apresian; V. I. Krystob; T. V. Vlasova

2010-03-29T23:59:59.000Z

63

Investigation of the influence of temperature on the conductive properties of copolymer PVC -PolyAcetylene films  

E-Print Network [OSTI]

The temperature dependence of conductivity of partially dehydrochlorinated PVC films, containing in their macromolecules chains of polyene-conjugated bonds (PCB) and representing copolymer PVC-Polyacetylene. In samples with excess of some "threshold" concentration of PCB with increasing temperature it was found conductivity switching on 10 -11 orders of magnitude. Instability of states with high conductivity in the temperature range which depends on the concentration of PCB was detected. Qualitatively, the increase of concentration of PCB was monitored by fixing the fluorescent and absorption spectra.

D. V. Vlasov; V. I. Kryshtob; T. V. Vlasova; L. A. Apresyan; S. I. Rasmagin

2013-12-26T23:59:59.000Z

64

UV degradation of hdpe and pvc geomembranes in laboratory exposure So Paulo State University (UNESP) -Ilha Solteira (Brazil)  

E-Print Network [OSTI]

UV degradation of hdpe and pvc geomembranes in laboratory exposure Lodi, P.C. SĂŁo Paulo State (Brazil) Zornberg, J.G. University of Texas (UT) at Austin (USA) Keywords: UV degradation, weathering, geomembranes, mechanical properties ABSTRACT: This article evaluates the effects of UV degradation in HDPE

Zornberg, Jorge G.

65

Spray drift collector efficiency: Assessment of deposition on 2 mm diameter PVC line in a wind tunnel  

E-Print Network [OSTI]

Spray drift collector efficiency: Assessment of deposition on 2 mm diameter PVC line in a wind and Miller and Hadfield, 1989) and to trap it on passive collectors. This method is cheap and easy to set-up but the efficiency of the collectors has to be evaluated. The cylindrical collectors with a diameter of 2 mm

Paris-Sud XI, Université de

66

Investigation of conductivity switching upon action of monoaxial pressure on plasticized PVC films  

E-Print Network [OSTI]

The effect of conductivity switching of wideband polymers -plasticized PVC films under the influence of mono axial pressure is experimentally investigated. For various plasticizers the value of monoaxial pressure, causing jumps of conductivity on four and more orders, changes from units to hundreds bars, and the effect remains at a thickness of films of an order of hundreds micron, that is on two orders more than critical thickness for others wideband polymers. In addition to the reasons stated earlier on the interpretation of anomalies of plastic compounds conductivity, the phenomenological electron-molecular model of dynamic traps is considered, in which local transfer of charges is carried out by mobile segments of the plasticized polymer molecules.

Vlasov, D V; Krystob, V I; Vlasova, T V

2010-01-01T23:59:59.000Z

67

ARM - PI Product - Niamey Aerosol Optical Depths  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

AFDC Printable Version Share this resource Send a link to EERE: Alternative Fuels Data Center Home Page to someone by E-mail Share EERE: Alternative Fuels Data Center Home Page on Facebook Tweet about EERE: Alternative Fuels Data Center Home Page on Twitter Bookmark EERE:1 First Use of Energy for All Purposes (Fuel and Nonfuel),Feet) Year Jan Feb Mar Apr May JunDatastreamsmmcrcalgovInstrumentsruc Documentation RUC : XDCResearchWarmingMethaneProductsCSSEFProductsMerged andAerosol Optical

68

ARM - PI Product - Niamey Dust Observations  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

AFDC Printable Version Share this resource Send a link to EERE: Alternative Fuels Data Center Home Page to someone by E-mail Share EERE: Alternative Fuels Data Center Home Page on Facebook Tweet about EERE: Alternative Fuels Data Center Home Page on Twitter Bookmark EERE:1 First Use of Energy for All Purposes (Fuel and Nonfuel),Feet) Year Jan Feb Mar Apr May JunDatastreamsmmcrcalgovInstrumentsruc Documentation RUC : XDCResearchWarmingMethaneProductsCSSEFProductsMerged andAerosol OpticalDust

69

On the specifics of the electrical conductivity anomalies in PVC nanocomposites  

E-Print Network [OSTI]

A qualitative model describing the "anomalous" features of the conductivity of polymer nanocomposites, in particular, switching to the conducting state in relatively thick (tens of microns or more) of flexible PVC films is considered. In previously published experimental results, change of conductivity by 10 or more orders of magnitude occurred both in the absence of external influences (spontaneously), and under the influence of an applied electric field, as well as other initiating factors (such as uniaxial pressure) . In a model of hopping conduction mechanism it is shown, that switching in the conduction states under the action of external field significantly (by orders of magnitude) below threshold can be associated with a high-resistance state instability that results from the sequence of "shorting" (reversible soft breakdown) of narrow insulating gaps between regions with relatively high conductivity. Increasing the field strength in the remaining insulating gaps ultimately leads to the formation of a conducting channel between the external electrodes and switching conductivity of the composite film sample in a state of high conductivity. This cascade model is essentially based on the transition from the usual description of the charge tunneling through single independent insulating gap to take into account correlations between adjacent gaps. In the frame of developed model other "anomalies" such as exponential dependence of the resistance on the sample thickness, pressure, and other influences can be qualitative explained. An analogy of the model with a cascading breakdown of avalanche transistors is also considered.

D. V. Vlasov; L. A. Apresyan

2013-02-25T23:59:59.000Z

70

Response of pearl millet [Pennisetum americanum L. (Schum)] to soil moisture in one agroclimatological zone of Niger, West Africa  

E-Print Network [OSTI]

RESPONSE OF PEARL MILLET [(Pennisetum americanum L. (Schum) ] TO SOIL MOISTURE IN ONE AGROCLIMATOLOGICAL ZONE OF NIGER, WEST AFRICA A Thesis by Submitted to the Graduate College of Texas A&M University in partial fulfillment... of the requirements for the degree of MASTER OF SCIENCE May 1988 Major subject: Soil Science RESPONSE OF PEARL MILLET [Pennisetum americanum L. (Schum) ] TO SOIL MOISTURE IN ONE AGROCLIMATOLOGICAL ZONE OF NIGER, WEST AFRICA A Thesis by Approved as to style...

Gandah, Mohamadou

1988-01-01T23:59:59.000Z

71

AMMA 2005 Dakar International Conference to be Held November 28-December 2, 2005  

SciTech Connect (OSTI)

Consistent with the original proposal (dated April 14, 2005), the grant supported the participation in the above conference of a number of West African meteorologists, the majority of whom will be supporting the ARM Mobile Facility deployment in Niamey in various ways during 2006. The following seven individuals were fully funded (complete airfare, accommodation, registration, meals) to participate in the Conference –Yerima Ladan (Head, ASECNA Forecast Office, Niamey Airport); Dr. Ousmane Manga Adamou (University of Niamey); Abdou Adam Abdoul-Aziz Abebe (Forecasater, ASECNA Forecast Office, Niamey Airport); Hassane Abdou (Forecaster, ASECNA Forecast Office, Niamey Airport); Saley Diori (Forecaster, ASECNA Forecast Office, Niamey Airport); Alhassane Diallo (Meteorological Engineer, Burkina Faso Weather Service). The following three individuals were partly funded (for some of their airfare, accommodation, registration, meals) to participate in the Conference – Katiellou Lawan (International Relations, Niger Weather Service); Mamoutou Kouressy (Institute of Rural Economics, Niger Department of Agriculture); and Francis Dide (Benin Weather Service). I am confident that the participation of the above individuals in the Conference will facilitate both the smooth operation of the ARM Mobile Facility in Niamey during 2006 and the involvement of University of Niamey scientists in analysis of the data collected. We appreciate greatly this support from the ARM Program.

Lamb, Peter

2006-05-09T23:59:59.000Z

72

High resolution sequence stratigraphic and reservoir characterization studies of D-07, D-08 and E-01 sands, Block 2 Meren field, offshore Niger Delta  

E-Print Network [OSTI]

Meren field, located offshore Niger Delta, is one of the most prolific oil-producing fields in the Niger Delta. The upper Miocene D-07, D-08 and E-01 oil sands comprise a series of stacked hydrocarbon reservoirs in Block 2 of Meren field...

Esan, Adegbenga Oluwafemi

2004-09-30T23:59:59.000Z

73

Agro-business et dveloppement agricole : quels enjeux pour quelles perspectives ? Le cas de la zone Office du Niger (Mali).  

E-Print Network [OSTI]

agricole, agriculture familiale, agro-business, gestion de l'eau, accčs au foncier Key words: irrigation perspectives? Le cas de la zone Office du Niger. Mali., Côte D'Ivoire (2009)" #12;Résumé. L'évolution du marchéAgro-business et développement agricole : quels enjeux pour quelles perspectives ? Le cas de la

Boyer, Edmond

74

Comparative genomics of citric-acid producing Aspergillus niger ATCC 1015 versus enzyme-producing CBS 513.88  

SciTech Connect (OSTI)

The filamentous fungus Aspergillus niger exhibits great diversity in its phenotype. It is found globally, both as marine and terrestrial strains, produces both organic acids and hydrolytic enzymes in high amounts, and some isolates exhibit pathogenicity. Although the genome of an industrial enzyme-producing A. niger strain (CBS 513.88) has already been sequenced, the versatility and diversity of this species compels additional exploration. We therefore undertook whole genome sequencing of the acidogenic A. niger wild type strain (ATCC 1015), and produced a genome sequence of very high quality. Only 15 gaps are present in the sequence and half the telomeric regions have been elucidated. Moreover, sequence information from ATCC 1015 was utilized to improve the genome sequence of CBS 513.88. Chromosome-level comparisons uncovered several genome rearrangements, deletions, a clear case of strain-specific horizontal gene transfer, and identification of 0.8 megabase of novel sequence. Single nucleotide polymorphisms per kilobase (SNPs/kb) between the two strains were found to be exceptionally high (average: 7.8, maximum: 160 SNPs/kb). High variation within the species was confirmed with exo-metabolite profiling and phylogenetics. Detailed lists of alleles were generated, and genotypic differences were observed to accumulate in metabolic pathways essential to acid production and protein synthesis. A transcriptome analysis revealed up-regulation of the electron transport chain, specifically the alternative oxidative pathway in ATCC 1015, while CBS 513.88 showed significant up-regulation of genes relevant to glucoamylase A production, such as tRNA-synthases and protein transporters. Our results and datasets from this integrative systems biology analysis resulted in a snapshot of fungal evolution and will support further optimization of cell factories based on filamentous fungi.[Supplemental materials (10 figures, three text documents and 16 tables) have been made available. The whole genome sequence for A. niger ATCC 1015 is available from NBCI under acc. no ACJE00000000. The up-dated sequence for A. niger CBS 513.88 is available from EMBL under acc. no AM269948-AM270415. The sequence data from the phylogeny study has been submitted to NCBI (GU296686-296739). Microarray data from this study is submitted to GEO as series GSE10983. Accession for reviewers is possible through: http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi token GSE10983] The dsmM_ANIGERa_coll511030F library and platform information is deposited at GEO under number GPL6758

Grigoriev, Igor V.; Baker, Scott E.; Andersen, Mikael R.; Salazar, Margarita P.; Schaap, Peter J.; Vondervoot, Peter J.I. van de; Culley, David; Thykaer, Jette; Frisvad, Jens C.; Nielsen, Kristen F.; Albang, Richard; Albermann, Kaj; Berka, Randy M.; Braus, Gerhard H.; Braus-Stromeyer, Susanna A.; Corrochano, Luis M.; Dai, Ziyu; Dijck, Piet W.M. van; Hofmann, Gerald; Lasure, Linda L.; Magnusson, Jon K.; Meijer, Susan L.; Nielsen, Jakob B.; Nielsen, Michael L.; Ooyen, Albert J.J. van; Panther, Kathyrn S.; Pel, Herman J.; Poulsen, Lars; Samson, Rob A.; Stam, Hen; Tsang, Adrian; Brink, Johannes M. van den; Atkins, Alex; Aerts, Andrea; Shapiro, Harris; Pangilinan, Jasmyn; Salamov, Asaf; Lou, Yigong; Lindquist, Erika; Lucas, Susan; Grimwood, Jane; Kubicek, Christian P.; Martinez, Diego; Peij, Noel N.M.E. van; Roubos, Johannes A.; Nielsen, Jens

2011-04-28T23:59:59.000Z

75

Mapping N-linked Glycosylation Sites in the Secretome and Whole Cells of Aspergillus niger Using Hydrazide Chemistry and Mass Spectrometry  

SciTech Connect (OSTI)

Protein glycosylation is known to play an essential role in both cellular functions and the secretory pathways; however, little information is available on the dynamics of glycosylated N-linked glycosites of fungi. Herein we present the first extensive mapping of glycosylated N-linked glycosites in industrial strain Aspergillus niger by applying an optimized solid phase enrichment of glycopeptide protocol using hydrazide modified magnetic beads. The enrichment protocol was initially optimized using mouse plasma and A. niger secretome samples, which was then applied to profile N-linked glycosites from both the secretome and whole cell lysates of A. niger. A total of 847 unique N-linked glycosites and 330 N-linked glycoproteins were confidently identified by LC-MS/MS. Based on gene ontology analysis, the identified N-linked glycoproteins in the whole cell lysate were primarily localized in the plasma membrane, endoplasmic reticulum, golgi apparatus, lysosome, and storage vacuoles. The identified N-linked glycoproteins are involved in a wide range of biological processes including gene regulation and signal transduction, protein folding and assembly, protein modification and carbohydrate metabolism. The extensive coverage of glycosylated N-linked glycosites along with identification of partial N-linked glycosylation in those enzymes involving in different biochemical pathways provide useful information for functional studies of N-linked glycosylation and their biotechnological applications in A. niger.

Wang, Lu; Aryal, Uma K.; Dai, Ziyu; Mason, Alisa C.; Monroe, Matthew E.; Tian, Zhixin; Zhou, Jianying; Su, Dian; Weitz, Karl K.; Liu, Tao; Camp, David G.; Smith, Richard D.; Baker, Scott E.; Qian, Weijun

2012-01-01T23:59:59.000Z

76

Niger: Energy Resources | Open Energy Information  

Open Energy Info (EERE)

AFDC Printable Version Share this resource Send a link to EERE: Alternative Fuels Data Center Home Page to someone by E-mail Share EERE: Alternative Fuels Data Center Home Page on Facebook Tweet about EERE: Alternative Fuels Data Center Home Page on Twitter Bookmark EERE: Alternative Fuels Data Center Home Page on Google Bookmark EERE: Alternative Fuels Data CenterFranconia, Virginia: Energy ResourcesLoading map...(Utility Company) Jump to:City) JumpOpen EnergyNiederwald, Texas: Energy

77

An Investigation Into the Potential for PVC Reduction in  

E-Print Network [OSTI]

into the liquid it is transporting, and the release of chlorine toxins into the atmosphere during recycling in the water system if UBC Technical Guidelines are changed to allow it in the future. i #12;Table of Contents resin to produce plasticity and flexibility and to reduce brittleness Stabilizer: Chemical substance

78

Impact of Codes on Potential PVC Duct System Solution  

Broader source: Energy.gov [DOE]

This presentation was given at the Summer 2012 DOE Building America meeting on July 26, 2012, and addressed the question "Do codes and standards get in the way of high performance?"

79

Building the Basic PVC Wind Turbine | Department of Energy  

Office of Energy Efficiency and Renewable Energy (EERE) Indexed Site

AFDC Printable Version Share this resource Send a link to EERE: Alternative Fuels Data Center Home Page to someone by E-mail Share EERE: Alternative Fuels Data Center Home Page on Facebook Tweet about EERE: Alternative Fuels Data Center Home Page on Twitter Bookmark EERE: Alternative Fuels Data Center Home Page on Google Bookmark EERE: Alternative Fuels Data Center Home Page on Delicious Rank EERE:YearRound-Up fromDepartmentTie Ltd:June 2015 < prev

80

Mission Science Common Supplies Request Advisor______________________________ School________________________  

E-Print Network [OSTI]

, card stock Paper, plain Propellers, black Propellers, red PVC elbow PVC pipe PVC tee Tape, electrical

Wang, Hai

Note: This page contains sample records for the topic "niamey niger pvc" from the National Library of EnergyBeta (NLEBeta).
While these samples are representative of the content of NLEBeta,
they are not comprehensive nor are they the most current set.
We encourage you to perform a real-time search of NLEBeta
to obtain the most current and comprehensive results.


81

aspergillus niger glucoamylase: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

spore yield of wheat is com pared to other substrates. T he study suggest s that the m ost cost Cotty, Peter J. 162 Identification of a Major Xylanase from Aspergillus flavus as...

82

aspergillus niger sa1: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

spore yield of wheat is com pared to other substrates. T he study suggest s that the m ost cost Cotty, Peter J. 168 Identification of a Major Xylanase from Aspergillus flavus as...

83

aspergillus niger spores: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

avus Biology and Medicine Websites Summary: Biocontrol S cience and Technology ( 1999) 9, 529 543 Wheat Seed Colonized with Atoxigenic ercial trials. R equirem ents for...

84

aspergillus niger aspergillus: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

spore yield of wheat is com pared to other substrates. T he study suggest s that the m ost cost Cotty, Peter J. 84 Identification of a Major Xylanase from Aspergillus flavus as a...

85

aspergillus niger atcc: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

spore yield of wheat is com pared to other substrates. T he study suggest s that the m ost cost Cotty, Peter J. First Page Previous Page 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17...

86

aspergillus niger bk01: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

spore yield of wheat is com pared to other substrates. T he study suggest s that the m ost cost Cotty, Peter J. 160 Identification of a Major Xylanase from Aspergillus flavus as...

87

agrowastes aspergillus niger: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

spore yield of wheat is com pared to other substrates. T he study suggest s that the m ost cost Cotty, Peter J. 159 Identification of a Major Xylanase from Aspergillus flavus as...

88

aspergillus niger xy-1: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

spore yield of wheat is com pared to other substrates. T he study suggest s that the m ost cost Cotty, Peter J. 162 Identification of a Major Xylanase from Aspergillus flavus as...

89

Maa-Bara : catalyzing change in Nigeria's Niger delta  

E-Print Network [OSTI]

Can architecture catalyze economic growth? This thesis serves as a design contribution to the war against poverty by proving that small-scale architectural interventions can propagate large-scale economic growth. It ...

Okiomah, Ogheneruno E. (Ogheneruno Elo)

2011-01-01T23:59:59.000Z

90

Water balance of sandy soils of Niger, West Africa  

E-Print Network [OSTI]

indicate that for these soils 1) Sand contents vary from 85 to 95() and clay contents from 2 to 14(). Bulk densities range -3 from 1. 50 to 1. 68 Mg m . Infiltration rates were from 8. 33 to 10. 60 x 10 m s . A 2. 0 m profile can hold approximately 160... The Evaporative Demand of the Atmosphere Bare Fallow and Post-Harvest Mulching Summary MATERIALS AND METHODS 29 32 35 36 38 1X Site Selection Physical and Hydrological Properties Potential Evapotranspiration Water Balance Bare Fallow and Post...

Payne, William Albert

1987-01-01T23:59:59.000Z

91

aspergillus niger facilitates: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

Open learner models, communication, multiple users. 1 Introduction Open learner models (OLM) are learner models that are accessible Bull, Susan 102 Facilitating Consensus,...

92

aspergillus niger growing: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

Growing Mycobacterial Infection CiteSeer Summary: acquired surgical-site infections (SSI) caused by rapidly growing mycobacteria (RGM). All episodes of RGM infection occurred...

93

Sequence stratigraphy of Niger Delta, Robertkiri field, onshore Nigeria  

E-Print Network [OSTI]

progress upward from fine-grained prodelta and deep water shales of the Akata Formation through paralic sandstone-shale units of the Agbada Formation and finally to sandy non-marine deposits of the Benin Formation. The Agbada Formation is divided into six...

Magbagbeola, Olusola Akintayo

2007-04-25T23:59:59.000Z

94

aspergillus niger phytase: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

Hannah Appel S.V. Ciriacy-Wantrup Postdoctoral Fellow Geosciences Websites Summary: Graeber. Radical History Review. Winter 2014 (118). 2013 Book Review: Red Tape: Bureaucracy,...

95

aspergillus niger como: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

Angela Faustino Jozala 2005-01-01 169 Potencial de reduo de emisses de GEE do bioetanol: contributo da anlise de ciclo de vida da beterraba sacarina e do cardo como...

96

The moisture retention characteristic of four soils from Niger  

E-Print Network [OSTI]

of air at the surface is relatively facile. Hydraulic Conductivity Redistribution of soil water affects plant growth, and the rate and duration of internal moisture flow determines 19 effective soil water storage. This is important to remember when... in sorption (wetting). This characteristic of wetting versus drying for a soil is known as the hysteresis effect (Lal 1979a). Hillel (1980) notes that hysteresis is important for coarse-textured soils in the process of redistribution of soil water...

Landeck, Jonathon Keith

1984-01-01T23:59:59.000Z

97

Spatially variable fertility in a psammentic paleustalf of western Niger  

E-Print Network [OSTI]

graduate committee, Dr. Larry Wilding, for pedongenic interpretations, and Dr. Andrew Manu for lending an ear and helping me construct and demolish one hypothesis after another. My thanks also go to the Institut National de Recherches Agronomiques du...

Gardiner, James Bronson

1990-01-01T23:59:59.000Z

98

Mobile Facility Records Annual Climate Cycle in Niger, Africa  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

AFDC Printable Version Share this resource Send a link to EERE: Alternative Fuels Data Center Home Page to someone by E-mail Share EERE: Alternative Fuels Data Center Home Page on Facebook Tweet about EERE: Alternative Fuels Data Center Home Page on Twitter Bookmark EERE:1 First Use of Energy for All Purposes (Fuel and Nonfuel),Feet) Year Jan Feb Mar Apr MayAtmospheric Optical Depth7-1D: VegetationEquipment SurfacesResource Program PreliminaryA3,0StatementsMixing Up a Batchof

99

aspergillus niger mutant: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

type. Although some of the more virulent color mutants showed increased resistance to hydrogen peroxide, overall phenotypic characterizations including secondary metabolite...

100

Cardiff University -Organisational Chart Vice Chancellor &  

E-Print Network [OSTI]

Director of Finance Director of Communications and Marketing Deputy Vice- Chancellor PVC, College of Arts, Humanities & Social Sciences PVC, Student Experience & Academic Standards PVC, College of Biomedical & Life Sciences PVC, International & Engagement PVC, College of Physical Sciences & Engineering PVC, Research

Davies, Christopher

Note: This page contains sample records for the topic "niamey niger pvc" from the National Library of EnergyBeta (NLEBeta).
While these samples are representative of the content of NLEBeta,
they are not comprehensive nor are they the most current set.
We encourage you to perform a real-time search of NLEBeta
to obtain the most current and comprehensive results.


101

Cardiff University -Organisational Chart Vice Chancellor &  

E-Print Network [OSTI]

Director of Finance Director of Human Resources Deputy Vice- Chancellor PVC, College of Arts, Humanities & Social Sciences PVC, Student Experience & Academic Standards PVC, College of Biomedical & Life Sciences PVC, International & Engagement PVC, College of Physical Sciences & Engineering PVC, Research

Davies, Christopher

102

Sustainable Initiative in Niger, August 2013: SO-LOGASustainable Initiative in Niger, August 2013: SO-LOGA Presented by  

E-Print Network [OSTI]

Effect Solar System Conventional Sources of Power Types of Renewable Energies Solar Energy Passive and infinite of resources such as Solar, wind, geothermal, etc... that are either under exploited) Water Cycle (Followed by Water Resources' Manager Talk) Global Warming Green House EffectGreen House

Baker, R. Jacob

103

Life Cycle Analysis UBC's Forest Science Centre  

E-Print Network [OSTI]

........................................................................................................ 13 4.2.1. PVC membrane

104

Health, Wellbeing & Safety VC & Principal  

E-Print Network [OSTI]

Development PVC Learning & Teaching PVC Research & Knowledge Transfer Academic Quality & Partnerships Office-12-14 DVC Operations DVC Academic PVC Learning & Teaching PVC Research & Knowledge Transfer Areas

Zharkova, Valentina V.

105

Beam Damage of Poly(Vinyl Chloride) [PVC] Film as Observed by X-ray  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

AFDC Printable Version Share this resource Send a link to EERE: Alternative Fuels Data Center Home Page to someone by E-mail Share EERE: Alternative Fuels Data Center Home Page on Facebook Tweet about EERE: Alternative Fuels Data Center Home Page on Twitter Bookmark EERE:1 First Use of Energy for All Purposes (Fuel and Nonfuel),Feet) Year Jan Feb Mar Apr May JunDatastreamsmmcrcalgovInstrumentsruc DocumentationP-Series to someone6 M. Babzien, I. Ben-Zvi, P. Study

106

Beam damage of poly(vinyl chloride) [PVC] as observed by x-ray  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

AFDC Printable Version Share this resource Send a link to EERE: Alternative Fuels Data Center Home Page to someone by E-mail Share EERE: Alternative Fuels Data Center Home Page on Facebook Tweet about EERE: Alternative Fuels Data Center Home Page on Twitter Bookmark EERE:1 First Use of Energy for All Purposes (Fuel and Nonfuel),Feet) Year Jan Feb Mar Apr May JunDatastreamsmmcrcalgovInstrumentsruc DocumentationP-Series to someone6 M. Babzien, I. Ben-Zvi, P. StudyBeam Historyby

107

Characterization of Vertical Velocity and Drop Size Distribution Parameters in Widespread Precipitation at ARM Facilities  

SciTech Connect (OSTI)

Extended, high-resolution measurements of vertical air motion and median volume drop diameter D0 in widespread precipitation from three diverse Atmospheric Radiation Measurement Program (ARM) locations [Lamont, Oklahoma, Southern Great Plains site (SGP); Niamey, Niger; and Black Forest, Germany] are presented. The analysis indicates a weak (0-10 cm{sup -1}) downward air motion beneath the melting layer for all three regions, a magnitude that is to within the typical uncertainty of the retrieval methods. On average, the hourly estimated standard deviation of the vertical air motion is 0.25 m s{sup -1} with no pronounced vertical structure. Profiles of D0 vary according to region and rainfall rate. The standard deviation of 1-min-averaged D0 profiles for isolated rainfall rate intervals is 0.3-0.4 mm. Additional insights into the form of the raindrop size distribution are provided using available dual-frequency Doppler velocity observations at SGP. The analysis suggests that gamma functions better explain paired velocity observations and radar retrievals for the Oklahoma dataset. This study will be useful in assessing uncertainties introduced in the measurement of precipitation parameters from ground-based and spaceborne remote sensors that are due to small-scale variability.

Giangrande S. E.; Luke, E. P.; Kollias, P.

2012-02-01T23:59:59.000Z

108

Marketplace Opportunities for Integration of Biobased and  

E-Print Network [OSTI]

---------------------------------------------------------------------------------- 11-12 - PVC targeted market size -------------------------------- 14-18 - Bio polyolefins and bio PVC

Ciocan-Fontanine, Ionut

109

Aspergillus niger is a filamentous fungus that is ubiquitous and commonly found on decaying plant material. A. niger has a saprophytic lifestyle and plays an important role in  

E-Print Network [OSTI]

is therefore of great importance for future optimisation of heterologous protein production in the fungus into smaller molecules that can be taken up and serve as energy and nutrient sources, the fungus successfully exploited for the production of homologous and other fungal enzymes, the expression

Hille, Sander

110

Methane Hydrate Dissociation by Depressurization in a Mount Elbert Sandstone Sample: Experimental Observations and Numerical Simulations  

E-Print Network [OSTI]

had been mounted to a PVC endpiece having a thermocouplethe center. The opposing PVC endpiece with a thermocoupleglycol/water through the PVC jacket surrounding the aluminum

Kneafsey, T.

2012-01-01T23:59:59.000Z

111

Micro- and Mini-nitrate Sensors for Monitoring of Soils, Groundwater and Aquatic Systems  

E-Print Network [OSTI]

Nitrate Mini-Sensor with PVC membrane containing liquidmin) Mini-sensors with PVC maintain their sensitivity duringfabricated mini- sensors with PVC membranes showed better

2009-01-01T23:59:59.000Z

112

Weathering of Roofing Materials-An Overview  

E-Print Network [OSTI]

biodeterioration of plasticised PVC during burial in soilfabric. Polymers used include EPDM, PVC, and TPO. EPDM is aand D) polymerized together. PVC is the ubiquitous polymer

Berdahl, Paul; Akbari, Hashem; Levinson, Ronnen; Miller, William A.

2008-01-01T23:59:59.000Z

113

Developing Low-Conductance Window Frames: Capabilities and Limitations of Current Window Heat Transfer Design Tools  

E-Print Network [OSTI]

contours for one of the PVC frames studied by Gustavsen etframe with a polyvinyl chloride (PVC ) thermal breakand a PVC frame] were examined with air leakage rates of

Gustavsen, Arild

2009-01-01T23:59:59.000Z

114

Specimen-Specific Method for Quantifying Glenohumeral Joint Kinematics  

E-Print Network [OSTI]

poly- vinyl chloride (PVC) cylinder using screws and plasteraxial center line of the PVC pipe was matched to thewas determined with two PVC cylinder circumferences formed

Lee, Yeon Soo; Lee, Thay Q.

2010-01-01T23:59:59.000Z

115

Experimental and Numerical Examination of the Thermal Transmittance of High Performance Window Frames  

E-Print Network [OSTI]

one aluminum frame and one PVC frame), found from numericalcellular polyvinylchloride (PVC) frame. Hot box results aremade of polyvinylchloride (PVC) (Frame E). The two thermally

Gustavsen Ph.D., Arild

2010-01-01T23:59:59.000Z

116

Transforming the teponaztli  

E-Print Network [OSTI]

Closed PVC tube versus tube with two3.2 Simplified model using PVC pipe . . . . .acoustical measurements on the PVC model. . . The microphone

Garcia-Munoz, Issac

2013-01-01T23:59:59.000Z

117

Chemical Emissions of Residential Materials and Products: Review of Available Information  

E-Print Network [OSTI]

Emission of phthalates from PVC and other materials. Indoorof esters contained in PVC flooring and adhesive. Buildingemissions from individual PVC materials, adhesives and from

Willem, Henry

2010-01-01T23:59:59.000Z

118

ECG-edit function in multidetector-row computed tomography coronary arteriography for patients with arrhythmias.  

E-Print Network [OSTI]

mature atrial contractions; PVC, premature ven- tricularPAC), 42 premature ventricular contractions (PVC), 3PAC+PVC, 10 sinus arrhythmias (SA), and a second-degree

2008-01-01T23:59:59.000Z

119

Identification and Characterization of the Endosomal Recycling Inhibitor Endosidin2  

E-Print Network [OSTI]

Sanderfoot et al. , 2001b) – PVC. None of these internalthe prevacuolar compartment (PVC) or multi-vesicular body (The prevacuolar compartment (PVC) or multi-vesciular body (

Brown, Michelle

2011-01-01T23:59:59.000Z

120

Research Needs: Glass Solar Reflectance and Vinyl Siding  

E-Print Network [OSTI]

vinyl- sunlight.html. Certainteed. 2005. “PVC Capstockon PVC Substrate. ” Material Safety Data Sheet MSDS Number:2010. “Overview of materials for PVC, Rigid Grade. ” http://

Hart, Robert

2012-01-01T23:59:59.000Z

Note: This page contains sample records for the topic "niamey niger pvc" from the National Library of EnergyBeta (NLEBeta).
While these samples are representative of the content of NLEBeta,
they are not comprehensive nor are they the most current set.
We encourage you to perform a real-time search of NLEBeta
to obtain the most current and comprehensive results.


121

Control technology of vinyl chloride in EDC-VCM and PVC plants at main source points and fugitive emissions  

E-Print Network [OSTI]

in a boiler and the combustion gases scrubbed with water or a caustic solution to remove the hydrogen chloride to form hydrochloric acid or sodium chloride. According to the Trane Thermal Company, thermal incineration is a basic proven process... and fugitive emissions, (b) collection of data by using a questionaire ? survey from industries located in the United States, and (c) a statistical analysis of the data. It was found that thermal incineration is considered the best approach to control...

Parra, Dario Antonio

1983-01-01T23:59:59.000Z

122

UNIVERSITY GOVERNANCE STRUCTURE October 2014  

E-Print Network [OSTI]

Health Committee Academic Promotions Group Academic Quality & Standards Committee PVC (Education) PVC (Research & Enterprise) PVC (International) Genetic Modification & Bio-Safety Committee Consultative Committee for Safety & Occupational Health University Ethics Committee PVC (Research & Enterprise) Council

Molinari, Marc

123

Universit at Polymorphie  

E-Print Network [OSTI]

/b datatype pexpr = pvc of string --- pexpr of string * pexpr * pexpr; datatype 'a iexpr = ivc of 'a --- iexpr of 'a iexpr * string * 'a iexpr; val tst1 = pexpr (''*'', pvc(''2''), pexpr (''+'', pvc(''x''), pvc

Popeea, Corneliu - Chair for Foundations of Software Reliability and Theoretical Computer Science

124

The Basics of Brain Development  

E-Print Network [OSTI]

PAC primary auditory cortex PVC primary visual cortex S1primary visual cortex (PVC). Within the typical primaryretina to the thalamus to PVC. In PVC the inputs from the

Stiles, Joan; Jernigan, Terry L.

2010-01-01T23:59:59.000Z

125

Senior Lines of Report to the Vice-Chancellor Vice-Chancellor  

E-Print Network [OSTI]

-Vice-Chancellors (PVC) (Internationalisation) (Learning & Teaching) (Research) University Secretary Deputy Vice Services Sport ICIA Marketing & Comms. PVC (Internationalisaton): International Office PVC (Learning & Teaching): Registry Learning & Teaching Enhancement Student Services Widening Participation CPD PVC

Burton, Geoffrey R.

126

Department of Facilities Management C: Compliant Rev.5 Dated March 28 `11  

E-Print Network [OSTI]

"- buried outside building ABS ABS Glued Storm ­3" and over- buried - outside building PVC PVC Mechanical Joint Sanitary ­ less than 3"- buried ABS ABS Glued Sanitary ­ 3"and over- buried PVC PVC Mechanical

Brownstone, Rob

127

ACADEMIC STANDARDS SUB-COMMITTEE Terms of Reference  

E-Print Network [OSTI]

on the above. ASSC: Constitution i Chair PVC Quality & Standards ii Ex officio PVC Quality & Standards Head

128

Vale: Roger Charles LETHBRIDGE WE have lost Roger Charles  

E-Print Network [OSTI]

, during his halcyon days as PVC (Development) and PVC (Academic) are really about bricks and mortar, about

129

"Safety Concrete" A Material Designed to Fail  

E-Print Network [OSTI]

platen Bottom steel platen 10 ft tall PVC pipe (3" ID) Outer PVC shield collects fragments Sample #12

130

Expanded Beam Termini John McNeil  

E-Print Network [OSTI]

the acrylate, a tight PVC buffer is applied to the fiber. Aramid yarn (Kevlar) then surrounds the PVC buffer

La Rosa, Andres H.

131

aspergillus niger l-arabinose: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

spore yield of wheat is com pared to other substrates. T he study suggest s that the m ost cost Cotty, Peter J. 167 Identification of a Major Xylanase from Aspergillus flavus as...

132

aspergillus niger uam-gs1: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

spore yield of wheat is com pared to other substrates. T he study suggest s that the m ost cost Cotty, Peter J. 159 Identification of a Major Xylanase from Aspergillus flavus as...

133

Techniques for analyzing the effects of translocation on fox squirrels (Sciurus niger)  

E-Print Network [OSTI]

. This study took place on the Noble Foundation's Red River Demonstration and Research Farm (RRDRF) in Love County, Oklahoma, from May to October 1995, and was designed to develop a methodology to test the effect of translocation on fox squirrel populations...

Ten Brink, Craig Eric

2012-06-07T23:59:59.000Z

134

E-Print Network 3.0 - aspergillus niger strains Sample Search...  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

of Marine Benthic Ecology and Evolution, Collection: Biology and Medicine ; Environmental Sciences and Ecology 6 Genome sequencing and analysis of the versatile cell...

135

E-Print Network 3.0 - aspergillus niger var Sample Search Results  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

Collection: Biology and Medicine 5 Genomic Islands in the Pathogenic Filamentous Fungus Aspergillus fumigatus Summary: oryzae Aspergillus terreus Aspergillus nidulans...

136

E-Print Network 3.0 - aspergillus niger group Sample Search Results  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

of Marine Benthic Ecology and Evolution, Collection: Biology and Medicine ; Environmental Sciences and Ecology 6 Genome sequencing and analysis of the versatile cell...

137

E-Print Network 3.0 - aspergillus niger expressing Sample Search...  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

of Marine Benthic Ecology and Evolution, Collection: Biology and Medicine ; Environmental Sciences and Ecology 7 Genome sequencing and analysis of the versatile cell...

138

E-Print Network 3.0 - aspergillus niger verified Sample Search...  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

of Marine Benthic Ecology and Evolution, Collection: Biology and Medicine ; Environmental Sciences and Ecology 4 Genome sequencing and analysis of the versatile cell...

139

E-Print Network 3.0 - aspergillus niger lactate Sample Search...  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

of Marine Benthic Ecology and Evolution, Collection: Biology and Medicine ; Environmental Sciences and Ecology 4 Genome sequencing and analysis of the versatile cell...

140

E-Print Network 3.0 - aspergillus niger isolated Sample Search...  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

; Environmental Sciences and Ecology 7 Genomic Islands in the Pathogenic Filamentous Fungus Aspergillus fumigatus Summary: sequences of a new clinical isolate of the important...

Note: This page contains sample records for the topic "niamey niger pvc" from the National Library of EnergyBeta (NLEBeta).
While these samples are representative of the content of NLEBeta,
they are not comprehensive nor are they the most current set.
We encourage you to perform a real-time search of NLEBeta
to obtain the most current and comprehensive results.


141

E-Print Network 3.0 - aspergillus niger genome-wide Sample Search...  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

of Marine Benthic Ecology and Evolution, Collection: Biology and Medicine ; Environmental Sciences and Ecology 14 Genome sequencing and analysis of the versatile cell...

142

E-Print Network 3.0 - aspergillus niger van Sample Search Results  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

of Marine Benthic Ecology and Evolution, Collection: Biology and Medicine ; Environmental Sciences and Ecology 7 Genome sequencing and analysis of the versatile cell...

143

E-Print Network 3.0 - aspergillus niger results Sample Search...  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

of Marine Benthic Ecology and Evolution, Collection: Biology and Medicine ; Environmental Sciences and Ecology 6 Genome sequencing and analysis of the versatile cell...

144

On farm yield and water use response of pearl millet to different management practices in Niger  

E-Print Network [OSTI]

. The management practices tested were: 1) Five manure treatments (no manure, transported manure, current corralling, a year after corralling, and two years after corralling); 2) The microdose technology (20 kg di-ammonium phosphate ha-1, and 20 kg di...

Manyame, Comfort

2009-05-15T23:59:59.000Z

145

Hydrologic modeling to screen potential environmental management methods for malaria vector control in Niger  

E-Print Network [OSTI]

This paper describes the first use of Hydrology-Entomology and Malaria Transmission Simulator (HYDREMATS), a physically based distributed hydrology model, to investigate environmental management methods for malaria vector ...

Gianotti, Rebecca Louise

146

E-Print Network 3.0 - antelope hippotragus niger Sample Search...  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

Codron, J... of a desert antelope, Arabian oryx (Oryx leucoryx), to long-term food and water ... Source: Hui, Dafeng - Department of Biological Sciences, Tennessee State...

147

E-Print Network 3.0 - arab republic niger Sample Search Results  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

Summary: Dominican Republic ---- TP East Timor -Iu- EC Ecuador (Republic of) bIU- EG Egypt (Arab Republic of) ---- SV... Liberia (Republic of) ---- LY Libyan Arab Jamahiriya...

148

Niger-Pilot Program for Climate Resilience (PPCR) | Open Energy Information  

Open Energy Info (EERE)

AFDC Printable Version Share this resource Send a link to EERE: Alternative Fuels Data Center Home Page to someone by E-mail Share EERE: Alternative Fuels Data Center Home Page on Facebook Tweet about EERE: Alternative Fuels Data Center Home Page on Twitter Bookmark EERE: Alternative Fuels Data Center Home Page on Google Bookmark EERE: Alternative Fuels Data Center Home Page on Office of InspectorConcentrating Solar Powerstories onFocus AreaDataBusPFAN) | OpenInc JumpNew

149

Niger-National Adaptation Plan Global Support Programme (NAP-GSP) | Open  

Open Energy Info (EERE)

AFDC Printable Version Share this resource Send a link to EERE: Alternative Fuels Data Center Home Page to someone by E-mail Share EERE: Alternative Fuels Data Center Home Page on Facebook Tweet about EERE: Alternative Fuels Data Center Home Page on Twitter Bookmark EERE: Alternative Fuels Data Center Home Page on Google Bookmark EERE: Alternative Fuels Data Center Home5b9fcbce19 No revision hasInformation Earth's HeatMexico: EnergyMithunCenterInformationNexxus LightingEnergy

150

Surficial sediments of the continental rise and slope, Niger Delta, West Africa: properties and geology  

E-Print Network [OSTI]

useful, however sparse data on the region. Using a suite of piston cores from the lower continental slope and continental rise, this study set out to describe, illustrate, and analyze the surficial sediments of that region. With the aid of previous...

Kobilka, David William

2012-06-07T23:59:59.000Z

151

The Image of Truth: Truth-Practices and Portable Technology in Contemporary Italian Video-Journalism  

E-Print Network [OSTI]

the Niger Delta. New York: Powerhouse Book. Weber, Max 1972Niger Delta. New York: Powerhouse Book. systematic doubt.

Zavarella, Edoardo

2012-01-01T23:59:59.000Z

152

Life Cycle of a Mesoscale Circular Gust Front Observed by a C-Band Doppler Radar in West Africa  

E-Print Network [OSTI]

On 10 July 2006, during the Special Observation Period (SOP) of the African Monsoon Multidisciplinary Analysis (AMMA) campaign, a small convective system initiated over Niamey and propagated westward in the vicinity of ...

Lothon, Marie

153

ATM Networking in Linux Bindings occur at four distinct times  

E-Print Network [OSTI]

the following call: sock_register(pvc_proto_ops.family, &pvc_proto_ops); Family is PF_ATMPVC (as in PF_INET) pvc_len); : For ATM PVCs the structure is filled in as follows: static struct proto_ops pvc_proto_ops = { PF_ATMPVC, atm_create, pvc_dup, atm_release, pvc_bind, pvc_connect, : · The entry point addresses

Westall, James M.

154

ATM Networking in Linux Bindings occur at four distinct times  

E-Print Network [OSTI]

using the following call: sock_register(pvc_proto_ops.family, &pvc_proto_ops); Family is PF_ATMPVC (as in PF_INET) pvc_proto_ops is a table of entry point addresses: struct proto_ops { int family; int_ops pvc_proto_ops = { PF_ATMPVC, atm_create, pvc_dup, atm_release, pvc_bind, pvc_connect, : . The entry

Westall, James M.

155

tel-00675205,version1-29Feb2012 tel-00675205,version1-29Feb2012  

E-Print Network [OSTI]

) Discipline ou spécialité : Géographie Présentée et soutenue par : Issa ABDOU YONLIHINZA Le : 5 décembre 2011, Université Abdou Moumouni de Niamey Rapporteurs : Denis RETAILLE, Professeur, Université de Bordeaux 3 Jérôme de Toulouse 2 Le Mirail Abdou BONTIANTI, Chargé de Recherches, Université Abdou Moumouni de Niamey

Paris-Sud XI, Université de

156

Calculating Horsepower Requirements and Sizing Supply Pipelines for Irrigation  

E-Print Network [OSTI]

with internal diameters shown). 4-inch 6-inch 8-inch 10-inch 12-inch Pipe size Steel Alum. PVC Steel Alum. PVC Steel Alum. PVC Steel Alum. PVC Steel Alum. PVC Flow rate (gpm) 100 1.2 0.9 0.6 --- --- --- --- --- --- --- --- 150 2.5 1.8 1.2 0.3 0.2 0...

Fipps, Guy

1995-09-05T23:59:59.000Z

157

INDIAN STATISTICAL INSTITUTE DELHI CENTRE  

E-Print Network [OSTI]

1.5 sq mm COPPER conductor (PVC) 50 t\\4ts 2. Supply and fixing of following sizes FR PVC insulated copper conductor , single core cable in the existing surface / recessed steel/ pvc conduit as required. Necessary PVc conduit as requlred Make ;(Havells / Polycab, Finolex) 3 x 1.5 sq mm COPPER conductor (PVC) Mt

Bandyopadhyay, Antar

158

1 INTRODUCTION In 1971, twenty circular aquaculture ponds were constructed for  

E-Print Network [OSTI]

grade PVC geomembrane. A fish grade PVC geomembrane is specially formulated to promote aquatic life through the omission of biocides from the basic PVC geomem- brane formulation that may leach out over time. The basic for- mulation of a PVC geomembrane corresponds to 60-65 % PVC resin, 32-38% plasticizer, 5

159

Preemptive Virtual Clock: A Flexible, Efficient, and Cost-effective QOS Scheme for Networks-on-Chip  

E-Print Network [OSTI]

insights lead us to propose a novel QOS system called Preemptive Virtual Clock (PVC). PVC provides strong without per-flow buffering at the routers and with minimal buffering at the source nodes. PVC averts prior, PVC enables a trade-off between the strength of the guarantees and overall throughput. Finally, PVC

Grot, Boris

160

San Joaquin River Up-Stream DO TMDL Project Task 4: Monitoring Study Interim Task Report #3  

E-Print Network [OSTI]

sondes were put into black PVC housings protecting theSondes were put into black PVC housings (figure 1)deployed in the existing 4”PVC pipe stilling wells already

2007-01-01T23:59:59.000Z

Note: This page contains sample records for the topic "niamey niger pvc" from the National Library of EnergyBeta (NLEBeta).
While these samples are representative of the content of NLEBeta,
they are not comprehensive nor are they the most current set.
We encourage you to perform a real-time search of NLEBeta
to obtain the most current and comprehensive results.


161

LEARNING/DISCOVERY/ENGAGEMENT PLAN20132017  

E-Print Network [OSTI]

Office of Undergraduate Education PG principal Gifts PP philanthropic programs PVC(A) pro-vice-Chancellor (advancement) PVC(IE) pro-vice-Chancellor indigenous Education PVC(R+I) pro-vice-Chancellor research

Blows, Mark

162

A conserved juxtacrine signal regulates synaptic partner recognition in Caenorhabditis elegans  

E-Print Network [OSTI]

move- ment: two AVA and two PVC neurons (Figure 1C) [20-22].their synapses with AVA and PVC (Figure 1D) [3,20]. In thispartners AVA (blue) and PVC (gray) (adapted from [20]). (E,

2011-01-01T23:59:59.000Z

163

CGISS Seismic Field Equipment Check List Version 1.4, Seismograph  

E-Print Network [OSTI]

# = [ ] [ ] [ ] 28. 8-gauge elc. PVC capsules # = [ ]. [ ] [ ] 29. 12-gauge shells # = [ ] [ ] [ ] 30. Wire for shot [ ]. Other Tools [ ] [ ] 35. Shovels [ ], rake [ ], and pick [ ]. [ ] [ ] 36. Tamping rod (PVC with cap). [ ] [ ] 37. PVC pipes (to keep holes open). [ ] [ ] 38. Geophone planters; small [ ] large [ ] [ ] [ ] 39

Barrash, Warren

164

Ocean Odysseys: Jack O'Neill, Dan Haifley, and the Monterey Bay National Marine Sanctuary  

E-Print Network [OSTI]

A natural inventor, Jack bought PVC at a surplus store andwarm. Later he replaced the PVC with a sample of a brand-newmore effectively than the PVC. Intrigued, Jack began sewing

O'Neill, Jack; Haifley, Dan; Reti, Irene; Regional History Project, UCSC Library

2012-01-01T23:59:59.000Z

165

Investigations of Rhizobium biofilm formation  

E-Print Network [OSTI]

sheet of polyvinyl chloride (PVC) had been placed inside theindividual wells of a 96-well PVC plate (Falcon 3911, Bectonplate containing a tab of PVC. The plate was placed on top

Fujishige, Nancy A; Kapadia, Neel N; De Hoff, Peter L; Hirsch, Ann M

2006-01-01T23:59:59.000Z

166

Two-Dimensional Computational Fluid Dynamics and Conduction Simulations of Heat Transfer in Horizontal Window Frames with Internal Cavities  

E-Print Network [OSTI]

window frames; To the left, a PVC window frame (S1) and toaluminum frame, S3 (left) and PVC frame, S4 (right) Figuremade of polyvinyl chloride (PVC) and two of aluminum. For

Gustavsen, Arlid

2008-01-01T23:59:59.000Z

167

Zinc oxide nanoparticle-polymeric thin films for dynamic strain sensing  

E-Print Network [OSTI]

onto poly(vinyl chloride) PVC Type I plates (McMaster- Carr)cm wide, and 0.3-cm thick PVC plate. It should be noted thatduring free vibration of the PVC cantilevered beam the CN-Y

Loh, Kenneth J.; Chang, Donghee

2011-01-01T23:59:59.000Z

168

Role of Rhizobium endoglucanase CelC2 in cellulose biosynthesis and biofilm formation on plant roots and abiotic surfaces  

E-Print Network [OSTI]

for these bacteria. PVC tabs were used to examine the three-for biofilm-forming ability on PVC tabs. Wild type ANU843A-C) and biofilm formation on PVC (D-F) tabs of the studied

2012-01-01T23:59:59.000Z

169

INHIBITION EFFECTS ON EXTINCTION OF POLYMER BURNING  

E-Print Network [OSTI]

and poly(vinyl chloride) (PVC) in N /0 2 mixtures . Thesein comparison to Cl being added to the fuel side of PVC .Impurities in this commercial PVC and PE may have had an

Pitz, W.J.

2011-01-01T23:59:59.000Z

170

Mercury Isotope Fractionation by Environmental Transport and Transformation Processes  

E-Print Network [OSTI]

measuring Hg 0 that permeated PVC tubing and matching this26 Chapter 3 Elemental Mercury Diffusion in a PVC29 Figure 3.2 The setup for diffusion in PVC

Koster van Groos, Paul Gijsbert

2011-01-01T23:59:59.000Z

171

Key Elements of and Materials Performance Targets for Highly Insulating Window Frames  

E-Print Network [OSTI]

in light green. 2.5 Window Frame E (PVC) Window frame Eis polyvinyl chloride (PVC). We performed calculations forspacer = 0.25?0.1 W/(mK) ? pvc = 0.9 W/(mK), ? eff. ,spacer

Gustavsen, Arild

2012-01-01T23:59:59.000Z

172

atrioventricular node ablation: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

is performed in selected patients with a symptomatic premature ventricular complex (PVC) or PVC-induced cardiomyopathy. Ablation of PVC from the His region has a high risk of...

173

A sensor array system for monitoring moisture dynamics in unsaturated soil  

E-Print Network [OSTI]

UT SAS Prototype Hardware PVC tubing (3 m) Filter paper WireOD, outer diameter; PVC, polyvinyl chloride SSAJ 051607 V1the length of a 0.025 m OD PVC tube. Once the probes were

Salve, R.; Cook, P.J.

2008-01-01T23:59:59.000Z

174

Permeation of Cyclohexanol Through Disposable Nitrile Gloves  

E-Print Network [OSTI]

2.0 in. polyvinyl chloride (PVC) flexible rubber coupler 1.0Permeability tester another PVC coupler was cut to be 3 in.IS F IGURE 6.2: (L EFT ) PVC FLEXIBLE RUBBER COUPLER WAS CUT

Mathews, Airek Royce

2013-01-01T23:59:59.000Z

175

b120058 DPGF ESPCI -ramnagement de diffrents laboratoires et bureaux  

E-Print Network [OSTI]

VENTILLATION CLIMATISATION ventilation double flux Conduits en PVC diamètre 120 mm Conduits en PVC diamètre 60 mm Conduite en PVC diamètre 100 mm PEINTURE ET REVETEMENT SOL Peinture mur Peinture Plafond

Paris 7 - Denis Diderot, Université

176

In-well sediment incubators to evaluate microbial community stability and dynamics following bioimmobilization of uranium  

E-Print Network [OSTI]

m sections of 3-inch Schedule 40 PVC pipe (Exhibit 2). Slotsthe ISI when deployed. PVC end caps that seal the ISI bodyisolation. ISI were attached to PVC risers to be deployed

Baldwin, B.R.

2010-01-01T23:59:59.000Z

177

Effects of interspecific competition and coastal oceanography on population dynamics of the Olympia oyster, Ostrea lurida, along estuarine gradients  

E-Print Network [OSTI]

elevastions at each site using PVC tiles (10 cm x 10 cm)tiles vertically to small PVC crossbar frames alongshore atattached tiles vertically to PVC frames that were suspended

Deck, Anna K.

2011-01-01T23:59:59.000Z

178

Quagga and Zebra Mussel Eradication and Control Tactics  

E-Print Network [OSTI]

Frames! can! be! built! with! PVC! pipe! to! support! the!building! a! frame! from! PVC! pipe! to! provide! structure!Sheets! or! rolls! of! PVC/plastic! tarps! (non!

Culver, Carolynn; Lahr, Heather; Johnson, Leigh; Cassell, Jodi

2013-01-01T23:59:59.000Z

179

Technical Paper by T.D. Stark and L.F. Pazmino HIGH TEMPERATURE AIR CHANNEL TESTING OF  

E-Print Network [OSTI]

BONDED PVC GEOMEMBRANE SEAMS __________________________________________________________ ABSTRACT track thermal seams for 0.75 mm thick PVC geomembranes. This objective is accomplished by developing conducting destructive tests. KEYWORDS: PVC Geomembrane, Air Channel Testing, Seams, Quality Assurance

180

State-of-the-Art Highly Insulating Window Frames - Research and Market Review  

E-Print Network [OSTI]

analysis investigation of a PVC window frame naturally agedThermix / TGI-wave 1.23 x 1.48 PVC profile with PUR (? =TOPLINE Plus Rahmenmaterial: PVC- Profile, Kammern mit PU

Gustavsen, Arild

2008-01-01T23:59:59.000Z

Note: This page contains sample records for the topic "niamey niger pvc" from the National Library of EnergyBeta (NLEBeta).
While these samples are representative of the content of NLEBeta,
they are not comprehensive nor are they the most current set.
We encourage you to perform a real-time search of NLEBeta
to obtain the most current and comprehensive results.


181

Pseudomonas aeruginosa forms Biofilms in Acute Infection Independent of Cell-to-Cell Signaling  

E-Print Network [OSTI]

vein displaying P. aeruginosa PVC imaged by TEM (at 5,500x).sections of P. aeruginosa PVC around veins were imaged byFig. 1. P. aeruginosa PVC in infected mouse tissue was

2006-01-01T23:59:59.000Z

182

Stable Isotope Protocols: Sampling and Sample Processing  

E-Print Network [OSTI]

have used “rings”, made of either PVC pipe or styrofoam (forbands to hold screen onto PVC sections). This techniquestore BMI vm, dc “Rings”-PVC >8” diameter Hardware store BMI

Levin, Lisa A; Currin, Carolyn

2012-01-01T23:59:59.000Z

183

Proceedings of the Workshop on Radiation Damage to Wire Chambers  

E-Print Network [OSTI]

of steel tubes ( fig. 11a) and PVC hoses (figs. llb,c). Thespecimens from tests using PVC hoses, in particular the oneabout polyvinyl chloride (PVC) tubing as a contaminating

Kadyk, J.A.

2010-01-01T23:59:59.000Z

184

AN ENERGY EFFICIENT WINDOW SYSTEM FINAL REPORT.  

E-Print Network [OSTI]

inch hollow transparent P.V.C. frame with the Heat Mirroras 15 mil fire retardent PVC sheet can be used (P ). Thefilms are polyester, PVC, PFA and triacetate (P3 ). Heat

Authors, Various

2011-01-01T23:59:59.000Z

185

Microalgae Cultivation using Offshore Membrane Enclosures for Growing Algae (OMEGA)  

E-Print Network [OSTI]

cam-lock fittings to a U-shaped PVC manifold. The six swirlinsereted inside transparent PVC tubes with union-style endschedule 40 polyvinyl chloride (PVC) collar (O.D. 11.4 cm ×

Wiley, Patrick Edward

2013-01-01T23:59:59.000Z

186

Modeling of FRP-jacketed RC columns subject to combined axial and lateral loads  

E-Print Network [OSTI]

LOCATIONS #6 u-bars @ 4" 3" PVC for axial load and verticalsteel Steel jacket encasing load stub 2" PVC for clevisattatch 3" PVC for axial load A B Vertical tiedown Column

Lee, Chung-Sheng

2006-01-01T23:59:59.000Z

187

animals suffer premature: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

is performed in selected patients with a symptomatic premature ventricular complex (PVC) or PVC-induced cardiomyopathy. Ablation of PVC from the His region has a high risk of...

188

It's SO Easy Being Green: Low and No Cost Solutions  

E-Print Network [OSTI]

Table of Contents Mobile Carts PVC Pipe Glass Syringe Clear® Utility Trolley™ Cost $50 PVC Pipe Problem Solution LocalHardware Store 1”, 3ft PVC Pipe Cost $2 Glass Syringe

Kennedy, Megan

2011-01-01T23:59:59.000Z

189

Carbon and Water Resource Management for Water Distribution Systems  

E-Print Network [OSTI]

58), embodied GHGs: (52). PVC pipe Process Embodiedm) (MJ/kg) Table 8. Details for PVC piping. Nominal Nominal59) Life Cycle Assessment of PVC and of principal competing

Hendrickson, Thomas Peter

2013-01-01T23:59:59.000Z

190

Response of Yellowfin Tuna to Different Sorting Grids for Reducing Juvenile Bycath  

E-Print Network [OSTI]

of five polyvinyl chloride (PVC) pipes spaced slightly moreof oval holes in a thick PVC sheet, and the sixth by sewingfish moved through a vertical PVC grid more readily than a

Nelson, Peter

2007-01-01T23:59:59.000Z

191

PROJECTS FROM FEDERAL REGION IX DEPARTMENT OF ENERGY APPROPRIATE ENERGY TECHNOLOGY PROGRAM PART II  

E-Print Network [OSTI]

walled pool covered with a PVC framed, polyethelene dome;through 2000 feet of 1~ 11 PVC pipe, giving a head of 208the maintenance. CBB 801-129 PVC Piping Descending to the

Case, C.W.

2012-01-01T23:59:59.000Z

192

Evolutionary History, Predation, and Coastal Upwelling Interactively Influence Native Oyster Habitat in Tomales Bay, California  

E-Print Network [OSTI]

settle juvenile oysters onto PVC tiles (0.01 m 2 ). For thedeploying seven- 0.02 m 2 PVC tiles at five-meter intervalsresults, we used smaller PVC tiles (0.01 m 2 ) and added

Kimbro, David L.

2008-01-01T23:59:59.000Z

193

International Journal of Crashworthiness, 2012, 17(3): p. 327-336 Mechanical Properties and Failure Mechanisms of Closed-Cell PVC Foams  

E-Print Network [OSTI]

guidelines. Keywords: Foam; cellular polymer; mechanical properties; impact; automotive material. 1 into increased fuel economy and reduced pollution in transportation applications. In addition, high compressive with uniform cell structure and improved mechanical properties can be chemically synthesized through

Gupta, Nikhil

194

Effect of a 90° Elbow on the Accuracy of an Insertion Flowmeter, Results and Comparisons for 4 and 6 in. Diameter PVC Pipe  

E-Print Network [OSTI]

Thermal energy consumption in buildings with chilled or hot water distribution systems is often monitored through the use of some type of flow metering device. These flowmeters can be fixed types, such as venturis or orifices, or insertion...

Bryant, J. A.; O'Neal, D. L.

1996-01-01T23:59:59.000Z

195

A geospatial analysis of market integration: the case of the 2004/5 food crisis in Niger  

E-Print Network [OSTI]

systems (GIS) and related geospatial technology (e.g. GPS,and the influence of geospatial technology on democracy.He has also served as a geospatial technology expert/

Shin, Michael

2010-01-01T23:59:59.000Z

196

A geospatial analysis of market integration: the case of the 2004/5 food crisis in Niger  

E-Print Network [OSTI]

ORIGINAL PAPER A geospatial analysis of market integration:dominance of the A geospatial analysis of market integrationsegments and A geospatial analysis of market integration

Shin, Michael

2010-01-01T23:59:59.000Z

197

Influence of Neem windbreaks on yield, microclimate, and water use of millet and sorghum in Niger, West Africa  

E-Print Network [OSTI]

and irrigation are obvious ways that agriculturalists alter plant microclimate. Reducing excessive wind provides another way to ameliorate crop environment. It is difficult to determine when windbreaks were first used in agricultural systems but it is likely... of the microclimatic study indicate that wind speed, relative humidity, daily minimum air temperature and pan evaporation were all significantly altered in the protected field. Daily maximum and average air temperatures were not affected. The results...

Long, Steven Patrick

2012-06-07T23:59:59.000Z

198

Emulating the fast-start swimming performance of the Chain Pickerel (Esox niger) using a mechanical fish design  

E-Print Network [OSTI]

Mean maximum start-up accelerations and velocities achieved by the fast-start specialist, northern pike, are reported at 120 ms-2 and 4 ms-1, respectively (Harper and Blake, 1990). In this thesis, a simple mechanical system ...

Watts, Matthew Nicholas

2006-01-01T23:59:59.000Z

199

Comparative genomics of citric-acid producing Aspergillus niger ATCC 1015 versus enzyme-producing CBS 513.88  

E-Print Network [OSTI]

Martinsried, Germany. g Novozymes Inc, 1445 Drew Avenue,6, E-41080 Sevilla, Spain. j Novozymes A/S, Hallas Alle 1,Martinsried,  Germany.   g Novozymes  Inc,  1445  Drew 

Grigoriev, Igor V.

2011-01-01T23:59:59.000Z

200

Laboratory life-fertility table assessment and field biology of millet head miner (Lepidoptera: Noctuidae) in Niger  

E-Print Network [OSTI]

Life tables were used to study millet head miner, Heliocheilus albipunctella de Joannis, under controlled conditions in a laboratory. Population reproductive statistics were estimated and survivorship curves described. Survival, oviposition period...

Abdou Kadi Kadi, Hame

1999-01-01T23:59:59.000Z

Note: This page contains sample records for the topic "niamey niger pvc" from the National Library of EnergyBeta (NLEBeta).
While these samples are representative of the content of NLEBeta,
they are not comprehensive nor are they the most current set.
We encourage you to perform a real-time search of NLEBeta
to obtain the most current and comprehensive results.


201

Effect of Scale on the Modeling of Hydrologic Effects of Climate Change on the Niger River Basin  

E-Print Network [OSTI]

infrastructural investments for irrigation and hydroelectricity development. Climate change is a potential threat

Mountziaris, T. J.

202

E-Print Network 3.0 - ath filled epdm Sample Search Results  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

Mathematics 11 TR 353 EVALUATION OF CANAL LINING PROJECTS Summary: of Texas: polyester PVC polypropylene PVC alloy EPDM rubber polyurethane Table 1... ....

203

Alex Riccio, '08 Nacomoto, Fiji  

E-Print Network [OSTI]

the villagers and I collected large amounts of rocks to fill PVC cages to line the eroding river bank. The PVC

204

arf gtpase-activating protein: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

and Medicine Websites Summary: with Nhx1 in the endosomalprevacuolar com- partment (PVC). The gyp6 null mutant exhibits novel phenotypes- ing out of the PVC. Taken together...

205

A RADIATION-RESISTANT CHROMIUM-ACTIVATED ALUMINUM OXIDE SCIHTILLATOR  

E-Print Network [OSTI]

5-7, 1969. UCRL-19270 Lucile PVC LiQht shield Ught pipe . --agent. anodizing tank is of PVC plastic. The The cell Tests

Allison Jr., Robert W.

2011-01-01T23:59:59.000Z

206

acid lactone anf: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

ANF datacentres Quoi de neuf ? Cargse 2014 ecoinfo.cnrs.fr Physics Websites Summary: en PVC souple - Portes en PVC souple - Plaques polycarbonate alvolaire - Structure en...

207

Aridlands Ecology Lab Protocol Modified: 2009.01.19, S.Castle  

E-Print Network [OSTI]

: 5cm PVC coring cylinders (PVC diam.= 5.3cm, height=5cm, volume=110.31cm3 ) Putty knife or solid with the edge of the PVC. Pick a new coring location if this occurs. 3. To extract the PCV core gently dig around the PVC and insert putty knife underneath cylinder while attempting to minimize disturbance. 4

Barger, Nichole

208

1378 POLYMER ENGINEERING AND SCIENCE, SEPTEMBER 1998, Vol. 38, No. 9 INTRODUCTION  

E-Print Network [OSTI]

chloride (PVC), poly- styrene (PS), and polypropylene (PP). An important characateristic of these polymers Froth Flotation of PVC From PVC/PET Mixtures for the Plastics Recycling Industry J. DRELICH,* T. PAYNE- phobicity of polyvinyl chloride (PVC) remains only slightly affected by these solu- tions. On this basis

Drelich, Jaroslaw W.

209

Insights & Perspectives Planctomycetes and eukaryotes  

E-Print Network [OSTI]

are prokaryotic phyla, sometimes grouped together as the PVC superphylum of eubacteria. Some PVC species possess. Some biologists now claim that PVC bacteria are nucleus-bearing prokaryotes and are considered evolutionary intermediates in the transition from prokaryote to eukaryote. PVC prokaryotes do not possess

Allen, John F.

210

57ime CONGRS CANADIEN DE GOTECHNIQUE 57TH CANADIAN GEOTECHNICAL CONFERENCE 5ime CONGRS CONJOINT SCG/AIH-CNN 5TH JOINT CGS/IAH-CNC CONFERENCE  

E-Print Network [OSTI]

CONJOINT SCG/AIH-CNN 5TH JOINT CGS/IAH-CNC CONFERENCE PERFORMANCE OF 30 mil PVC GEOMEMBRANE EXPOSED of flexible PVC geomembranes to leachate chemicals is an important factor when PVC geomembranes are being results that evaluate the chemical compatibility of a 0.76 mm (30 mil) thick flexible PVC geomembrane

211

The dynamic response of composite sandwich beams to transverse impact  

E-Print Network [OSTI]

configuration with composite face- sheets and a core made from PVC foam or end-grain balsa wood. High is such that a low density PVC foam core outperforms a higher density PVC foam core. End-grain balsa wood has a superior stiffness and strength to that of PVC foam in compression and in shear. Consequently, sandwich

Fleck, Norman A.

212

THE UNIVERSITY OF HONG KONG Institutional Submission  

E-Print Network [OSTI]

-Presidents Chief academic and administrative officer of the University PVC (Infrastructure): setting the direction development and, in conjunction with the PVC (Research), in areas of knowledge transfer PVC (Research and postgraduate education profile and agenda, and coordinating knowledge transfer PVC (Staffing): setting

Tam, Vincent W. L.

213

UBC Social Ecological Economic Development Studies (SEEDS) Student Report Bryan Major, Frederick Lee, Ibnul Hussain, Peter Wittstock  

E-Print Network [OSTI]

Lee, Ibnul Hussain, Peter Wittstock An Investigation Into Alternatives to PVC Flooring Vinyl Chloride (PVC) within UBC buildings. PVC has been a common choice for flooring material around the years it has become more apparent that PVC is not the miracle material it was hailed as. We now know

214

Roles of ionic strength and biofilm roughness on adhesion kinetics of Escherichia coli onto groundwater biofilm grown on  

E-Print Network [OSTI]

groundwater biofilm grown on PVC surfaces Dao Janjaroen a , Fangqiong Ling a , Guillermo Monroy b , Nicolas Pathogens a b s t r a c t Mechanisms of Escherichia coli attachment on biofilms grown on PVC coupons were. coli on clean PVC surfaces and biofilms grown on PVC surfaces for different ages. Two mechanisms of E

Boppart, Stephen

215

Page 1 of 1 Pipe School  

E-Print Network [OSTI]

­ Rigid and Flexible Pipes: A comparison of rigid (concrete, clay, etc.) and flexible (steel, HDPE, PVC own) 1:00 PM Design and Construction Considerations for PVC Pipe: Everything you need to know about PVC pipe and its applications. John Houle, P.E., Uni-Bell PVC Pipe Association 1:45 Design

Huang, Haiying

216

Slinky VIII Oct. 2011 The original Slinky vertical seismometer was encased in 3" ABS plumbing pipe.  

E-Print Network [OSTI]

.75" in overall length. It is made of PVC plumbing fittings, cut to fit. Note: Use any 1" pvc fitting, like a coupler for the rings. Use the thinner wall pvc pipe, 200 psi, and not the thicker pipe, for the body. #12 be even with the top of the PVC. This places one magnetic pole inside the coil and one magnetic pole

Barrash, Warren

217

CLAM AQUACULTURE for New GrowersCLAM AQUACULTURE for New Growers Th B i f B i H dli d  

E-Print Network [OSTI]

.A.C.) SIGNS 2' by 2' usually on 4-6" PVC pipes mark corners and SIGNS, 2 by 2 , usually on 4-6 PVC pipes, mark in 2 black characters on white background POSTS or STAKES, usually 2" PVC pipe mark corners ofPVC pipe

Florida, University of

218

SMOKE TOXICITY FROM COMBUSTION PRODUCTS BASED ON POLYMERS CONTAINING  

E-Print Network [OSTI]

(PVC) is an important polymer used in building (pipes, cables, Windows...). According to thé literature, thermal dégradation of PVC begins near 170-200°C. The principal advantage of rigid PVC is thé good self applications. Moreover, additives in technical PVC products (such as plasticizers, antioxidants dyestuffs

Paris-Sud XI, Université de

219

Experiment 949 Technical Note # NNN  

E-Print Network [OSTI]

bundles) meters of fibers together in common PVC tube, and 1 to 2.5 meters of fibers separated individually in individual PVC tubing. Joint between common PVC tube and individual fibers is protected protection black PVC tubing was used: ffl Alpha Wire PVC­105­4 with ID = 5.28 mm for common mini­b

220

JOURNAL DE PHYSIQUE Colloque C3, supplement au n6, Tome 44, juin 1983 page C3-701  

E-Print Network [OSTI]

DECOMPOSED PVC G. Vancso, T.T. Nagy, B. Turcsanyi, T. Kelen and F. Tiidos Central Research Institute in thermally decomposed poly(vinyl chloride), PVC. Experimental - Ongrovil S 470, a suspension polymerized PVC powder (Borsod Chemical Works, Hungary), was used for preparation of the samples. PVC powder was degraded

Paris-Sud XI, Université de

Note: This page contains sample records for the topic "niamey niger pvc" from the National Library of EnergyBeta (NLEBeta).
While these samples are representative of the content of NLEBeta,
they are not comprehensive nor are they the most current set.
We encourage you to perform a real-time search of NLEBeta
to obtain the most current and comprehensive results.


221

Background: Most seismometers detect ground motion using a mass that is suspended in some fashion by a spring. When the ground moves the seismometer's frame also moves. The mass  

E-Print Network [OSTI]

the applications of a seismometer. Your Supplies: · Wood block · 1 -- 5" x 1/4" Eyebolt · 1 -- 6in 1/2" PVC pipe · 1 ­ 3" Eyebolt · 2 -- 1ft 1/2" PVC pipe · 2 -- 3/8" washers · 2 -- 1/2" PVC 'Elbow' joints · 2 -- 1 PVC pipes in each opening of the T-junction PVC joints that are already screwed into the wood base. 3

Smith-Konter, Bridget

222

Phase-controlling phononic crystal N. Swinteck,1,a  

E-Print Network [OSTI]

- ture of a two-dimensional PC constituted of a square array of cylindrical polyvinylchloride PVC of properties and applications of PCs beyond their more common spectral and wave number properties. The PVC-air system parameters are: PVC =1364 kg/m3 , ct,PVC=1000 m/s, cl,PVC=2230 m/s, AIR =1.3 kg/m3 , ct,AIR=0 m

Deymier, Pierre

223

Bee Sampling Vacuum Attachment Drawing by Gary Reuter adapted from design by Kirk Visscher  

E-Print Network [OSTI]

in Glue do not glue do not glue glue to vacuum Parts needed 1. ¾" barb x FIP PVC fitting 2. ¾" MIP x 1¼" spigot PVC fitting 3. 1¼" coupling PVC fitting 4a. 1¼" x 6" PVC pipe OR 4b. 1½" x 6" shipping tube 5. 1¼" slip x 2" spigot PVC fitting screen Definitions FIP = female pipe thread MIP = male pipe thread Spigot

Delaplane, Keith S.

224

Design Project -SIE 2009 Etudiants: Mathieu Pochon, Jol Vetter  

E-Print Network [OSTI]

(GEOP), Chlorure de Polyvinyle (PVC) · Comparer les variantes en termes d'impact, déterminer les phases% 20% 40% 60% 80% 100% HH EQ CC R GEOP PEHD PP PVC GEOP PEHD PP PVC 4ème 1er 2ème 3ème 0% 20% 40% 60% 80% 100% HH EQ CC R GEOP PEHD PP PVC GEOP PEHD PP PVC Emissions de CO2 et consommation d'énergie non

225

Vice-Chancellor Provost & Vice-Principal  

E-Print Network [OSTI]

Engineering Chemistry Computer Science Civil Engineering Mathematics Mechanical Engineering Metallurgy PVC (Research & Knowledge Transfer) PVC (Education) College of Arts & Law College of Engineering & Materials Electronic, Electrical & Computer Engineering Physics & Astronomy SCHOOLS Biosciences Geography

Birmingham, University of

226

ENSC 283: Friction and Minor Losses in Pipelines School of Engineering Science  

E-Print Network [OSTI]

. Using the experimental setup, overall pressure loss can be measured in the following components: - PVC tank 6 Cross-section expansion PVC 20­32 2 Galvanized steel pipe, 1/2" 7 Section for interchangeable measuring objects 3 Cu-pipe 18 x 1 8 Pipe bend, pipe angle PVC 20x1.5 4 PVC-pipe 20 x 1.5 9 Self closing

Bahrami, Majid

227

Polypropylene/layered double hydroxide nanocomposites Qiang Wang,a  

E-Print Network [OSTI]

)/ Zn­Al­LDH,22 PMMA/Mg­Al­LDH,23 polyvinyl chloride (PVC)/Mg­Al­LDH,24 PVC/Zn­Al­LDH,25 PVC/Mg­Al­Ce­ LDH,26 PVC/Mg­Cu­Al­LDH,27 polystyrene (PS)/Mg­Al­ LDH, PS/Co­Al­LDH, PS/Ni­Al­LDH, PS/Cu­Al­LDH, PS

Guo, John Zhanhu

228

MINISTRIO DA EDUCAO UNIVERSIDADE FEDERAL DO PARAN  

E-Print Network [OSTI]

NOTIFICA��O. Item Especificação do Produto QUANT VALOR UNIT FORNECEDOR 1 Avental, material PVC cloreto de de segurança em PVC com forro, branco, confeccionado em material prot - vin, peça sem emendas.851.189/0001-14 11 Capa de chuva amarela em PVC, capa de segurança, confeccionada em tecido forrado de PVC com capuz

Paraná, Universidade Federal do

229

Freatmetros. Qu, dnde, cundo y cmo? Jobbagy & Mercau  

E-Print Network [OSTI]

. Si se logra esto con éxito se encamisa con PVC de 4 pulgadas de diámetro. De lo contrario, si el material tiende a colapsar, se detiene el trabajo y se coloca el PVC. Se continúa luego por dentro del PVC dentro del caño de PVC con 50-100 cm de agua libre. 3. Datos de suelos. En todos los pozos se registran

Nacional de San Luis, Universidad

230

ANF datacentres Quoi de neuf ? Cargse 2014 ecoinfo.cnrs.fr ANF datacentres Quoi de neuf ? Cargse 2014 ecoinfo.cnrs.fr  

E-Print Network [OSTI]

en PVC souple - Portes en PVC souple - Plaques polycarbonate alvéolaire - Structure en profilés ? ­ Cargèse 2014 ­ ecoinfo.cnrs.fr - Ruban mousse expansive- Obturateurs PVC #12;ANF datacentres Quoi de neuf ? ­ Cargèse 2014 ­ ecoinfo.cnrs.fr - Plaques de PVC « sécables » - « Plen-a-form » #12;ANF datacentres Quoi de

van Tiggelen, Bart

231

DbitVisu est un banc exprimental pour les T.P. en Mcanique des Fluides. Il a t ralis avec les objectifs suivants  

E-Print Network [OSTI]

/s (conduite droite PVC DN 53,6mm) Cuve principale 600 L et cuve pesée 200 L Conduites collées GF PVC-U PN16 �ext 63 mm, DN 53,6 mm. Robinets à bille GF PVC-U type 546 �63 Vanne 3 voies pneumatique Valpes d63 : manchons union PVC-U d63 (GF 721 510 111) - Prises de pression et purges : trous G1/4, connectique rapide

232

Damping analysis in flexural vibration of sandwich beams with debonding  

E-Print Network [OSTI]

composed of glass fibres and epoxy resin bonded to light weight and weaker core material of PVC foams

Paris-Sud XI, Université de

233

UBC Social Ecological Economic Development Studies (SEEDS) Student Report Aarohan Tuladhar, Chris Xiao, Eric Siemens, Paul Cheng  

E-Print Network [OSTI]

, it is evident that PVC contributes the most to harmful environmental pollution during production with its Xiao, Eric Siemens, Paul Cheng An Investigation into the Potential for PVC Reduction in Building of a project/report". #12;An Investigation into the Potential for PVC Reduction in Building Floorings Aarohan

234

-l --f * f ? * : ' . , -< * -: -:-:' -' ; ' , , f , -' . ' . ' ? t - j * . . J ' " -- -; - < --i -/ ? " ; r  

E-Print Network [OSTI]

Properties of Commercial PVC-Films with Respect to Electron Dosimetry Arne Miller and Xie Liqing Accelerator Department Abstract. The properties of three commercially available polyvinyl chloride (PVC) film supplies IRRADIATION; LINEAR ACCELERATORS; PVC; RADIATION DOSES; STABILITY; TEMPERATURE DEPENDENCE May 1985 Risø

235

Signatures of Correct Computation Charalampos Papamanthou  

E-Print Network [OSTI]

also show that signatures of correct computation imply Publicly Verifiable Computation (PVC), a model client can verify the signature and be convinced of some computation result, whereas in the PVC model to construct PVC schemes with adaptive security, efficient updates and without the random oracle model. 1

236

2010 Sap Production Season Northern New England/New YorkNorthern New England/New York  

E-Print Network [OSTI]

.3% 92.3% 80 apYield(% 81.6% 60 70 Sa 60 New PE Used PE New PVC Used PVC Tubing Type NEW t bing is better cleaned) tubing. The newer polyethylene (PE) tubing is better than the old polyvinyl chloride (PVC

Hayden, Nancy J.

237

Access Control in Publicly Verifiable Outsourced Computation James Alderman  

E-Print Network [OSTI]

Publicly Verifiable Outsourced Computation (PVC) allows devices with restricted re- sources to delegate. Thus there is a need to apply access control mechanisms in PVC environments. In this work, we define a new framework for Publicly Verifiable Outsourced Computation with Access Control (PVC-AC) that applies

238

A performance vs. cost framework for evaluating DHT design tradeoffs under churn  

E-Print Network [OSTI]

networks. This paper presents a performance versus cost framework (PVC) that allows designers to compare the effects of different protocol features and parameter values. PVC views a protocol as consuming a certain with which protocols use additional network resources to improve latency. To demonstrate the value of PVC

239

State DOT: Minnesota State Report Questions on NDT Testing  

E-Print Network [OSTI]

Verification Core (PVC), and (3) Quality Acceptance Core (QAC). The Department defines plan thickness lot (PTL into sublots of 4,000 lineal lane ft [3,300 lineal lane m] to determine the QCP, PVC, and QAC locations] the Engineer will consider the PTL as an individual sublot. The Engineer will identify the QCP, PVC, and QAC

240

Technical Note Methane gas migration through geomembranes  

E-Print Network [OSTI]

coefficient of PVC, LLDPE, and HDPE geomembranes by performing the standard gas transport test (ASTM D1434). The measured methane gas permeability coefficient through a PVC geomembrane is 7.55 3 104 ml(STP).mil/m2.day thicknesses is proposed using the measured permeability coefficients for PVC, LLDPE, and HDPE geomembranes

Note: This page contains sample records for the topic "niamey niger pvc" from the National Library of EnergyBeta (NLEBeta).
While these samples are representative of the content of NLEBeta,
they are not comprehensive nor are they the most current set.
We encourage you to perform a real-time search of NLEBeta
to obtain the most current and comprehensive results.


241

Attachment A Version 2.1  

E-Print Network [OSTI]

% minimum coverage. JACKET PVC, color black, nominal thickness: 0.020'' minimum (preferred), 0.040'' max shell. Treatment of the ground sheild: 1. Trim back PVC jacket to position shown in drawing. 2. Trim ground braid and drain wire to be 5/16'' longer than PVC jacket. 3. Fold ground braid and drain wire back

242

A Simple Flow Measuring Device for Farms  

E-Print Network [OSTI]

can be constructed using metal or plywood and a short piece of PVC or metal pipe. When the flume PVC or metal pipe contracting both sides. The cross section of the device is thereby constricted using lengthwise half sections of PVC or metal pipe as shown in fig. 1 (top view). The side view of the flume

243

Determination of Oebalus pugnax (Hemiptera : Pentatomidae) spatial pattern in rice and development of visual sampling methods and population sampling plans  

E-Print Network [OSTI]

of two polyvinyl chloride (PVC) pipes in the form of a T,stick” made of a 1 m long PVC pipe (2 cm diameter) was usedstick” made of a 1.5 m long PVC pipe (2 cm diameter) was

Espino, L.; Way, M. O.; Wilson, L. T.

2008-01-01T23:59:59.000Z

244

Air-channel testing landf ill geomembrane seams  

E-Print Network [OSTI]

destructive testing Thermal welding of polyvinyl chloride (PVC) geomembranes is an efficient and cost-effective method of field seaming. PVC geomembranes possess excellent thermal welding characteristics.g., grinding). Fully au tomated welding systems can thermally weld PVC geomembranes as thin as 0.5 mm (20 mil

245

Prosthetic Leg Proposal Sheet NAME: ______________________________________________________________  

E-Print Network [OSTI]

to help you complete the table: 2 inch PVC pipe = $0.75 per foot Large painter sponge = $2.00 1.5 inch PVC pipe = $0.50 per foot Plunger (19 inch) = $6.00 ½ inch PVC pipe = $0.35 per foot 24 inch Bungee Cord

Provancher, William

246

OPERATIONAL NOTE GLASS, RUBBER, AND NYLON: HOW TO MAKE A MOUTH ASPIRATOR  

E-Print Network [OSTI]

of flexible polyvinyl chloride (PVC) or rubber tubing, a collection chamber made from glass tubing, and a filter made of nylon stockings or pantyhose (Fig. 1). Rubber or PVC tubing of 8-mm (5/16- in.) external source), and needle-nose pliers. Generally, only a 41-cm (16- in.) section of the PVC tubing is necessary

247

Experimental effects of black brant herbivory and fecal addition on the eelgrass animal community in Humboldt Bay, California, USA  

E-Print Network [OSTI]

of literally thousands of PVC pipes in the bay. This studyThe entire block was surrounded by PVC poles placed at 0.8 mThe entire block was surrounded by PVC poles placed at 0.8 m

Frimodig, Adam J.

2007-01-01T23:59:59.000Z

248

Geomembranes for Canal Lining Geosynthetics 2009  

E-Print Network [OSTI]

for this application including PVC, HDPE, LDPE, CSPE, and EPDM geomembranes. Frequently these geomembranes require for canal liners based on field test programs. The first such test program was started with a PVC test to evaluate the effectiveness of a range of canal lining alternatives. Traditionally, PVC geomembranes have

249

Lessons learned from Milagro Outrigger Detectors  

E-Print Network [OSTI]

-filled PVC tubing) 2. Cylindrical sides (pre-assembled in two half sections) 3. Top piece that floats ... assembly steps · Liner components: TYVEK, PVC tubing and Ts, cable ties, stainless steel staples · Top penetrations (through smaller 10" access port) PVC tubes cover threaded rods that support/position the PMT John

250

Paintball Countries  

E-Print Network [OSTI]

Korea Libya Niger Peru Oman Qatar Saudi Arabia Spain Sri Lanka Taiwan Thailand Turkey Ukraine UAE United

Pilyugin, Sergei S.

251

E-Print Network 3.0 - african sable antelope Sample Search Results  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

the giant sable (Hippotragus niger variani ... Source: Rare Species Conservatory Foundation Collection: Environmental Sciences and Ecology 2 Biodivers Conserv (2008)...

252

SHUILI XUEBAO2012 1 43 1 0559-9350201201-0076-08  

E-Print Network [OSTI]

1 110cm 60° 30cm 100cm 0.3cm 30cm 0.5cm 100cm 10cm A B 1 PVC 30cm 20mm 2mm20 2MPa 2mm PVC Trafag84980~4Bar±3 XSL/A4~20mA 1 # 5cm 2 2 # 9 # 15cm 2 1 2 3 4 PVC 5 6 7 8 9 10 11 12L/h PVC 2.2 0.3~0.5mm 1.7g/cm3 0.02mm PVC 1 /s2 # 9 # 10 # 10# Q

Zhan, Hongbin

253

Cahier des Clauses Techniques Particulires Projet : Fournitures de matriels cblage rseaux pour mutation  

E-Print Network [OSTI]

.3.1 - GOULOTTE 3 1.3.2 - Angle intérieur ou extérieur PVC 3 1.3.3 - Angle plat PVC 3 1.3.4 - Embout PVC 3 1.3.5 - Té pour Goulotte PVC 4 1.3.6 - Clips 4 1.3.7 - COLONNE DE DISTRIBUTION 4 1.4 - CABLAGE VDI (VOIX câble 1.3 - MOULURE - PLINTHE - GOULOTTE - COLONNE DE DISTRIBUTION 1.3.1 - GOULOTTE GOULOTTE PVC avec

Sart, Remi

254

HAWC Calibration: Cabling Experience from HAWC30  

E-Print Network [OSTI]

to the 2"-PVC conduits (TWO on each WCD tank: one for fibers and one for HV cables) are through the field-field-enclosure for the fiber connections to the 2"-PVC conduits? · And how do the CAT5 ca- bles complicate this fur- ther? HAWC) is involved and dangerous and done 4.5m in the air on a ladder! · Left: loosen the bracket securing the PVC

255

Appendix A: Monitoring tools Measuring tapes, stakes and flags are available  

E-Print Network [OSTI]

) Materials needed for construction of stability kits: · Schedule 40 PVC pipe with a 3 /4 in inside diameter · PVC pipe cutter and hacksaw · Tape measure and pencil · A section of metal window screen (mesh size pieces of PVC pipe into 3 cm (1 1 /4 in) lengths. 1.2 Make a 2 cm deep, cross-sectional cut, 5 mm from

256

ltr-06-005 status of asme.pdf  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

i EXECUTIVE SUMMARY The American Society of Mechanical Engineers (ASME) Boiler & Pressure Vessel Code (B&PVC) rules for construction of elevated temperature Class 1...

257

E-Print Network 3.0 - absorbing compounds called Sample Search...  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

which readily collectsabsorbs compounds. Protective clothing (e.g. sleeves, impervious boots or PVC... with detergent and flush thoroughly with water. Absorb wash liquid and place...

258

E-Print Network 3.0 - aramid fibers Sample Search Results  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

Group, Department of Engineering, University of Cambridge Collection: Engineering 28 Expanded Beam Termini John McNeil Summary: the acrylate, a tight PVC buffer is applied to...

259

E-Print Network 3.0 - american geosynthetics society Sample Search...  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

Austin Collection: Engineering ; Environmental Management and Restoration Technologies 91 UV degradation of hdpe and pvc geomembranes in laboratory exposure So Paulo State...

260

E-Print Network 3.0 - astm standard guide Sample Search Results  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

Division, National Institute of Standards and Technology Collection: Chemistry 44 UV degradation of hdpe and pvc geomembranes in laboratory exposure So Paulo State...

Note: This page contains sample records for the topic "niamey niger pvc" from the National Library of EnergyBeta (NLEBeta).
While these samples are representative of the content of NLEBeta,
they are not comprehensive nor are they the most current set.
We encourage you to perform a real-time search of NLEBeta
to obtain the most current and comprehensive results.


261

E-Print Network 3.0 - astm american society Sample Search Results  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

and Technology (NIST), Materials Reliability Division Collection: Materials Science 29 UV degradation of hdpe and pvc geomembranes in laboratory exposure So Paulo State...

262

E-Print Network 3.0 - active polymeric functional Sample Search...  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

Collection: Biology and Medicine ; Environmental Sciences and Ecology 39 Poly(vinyl chloride) (PVC) is one of the most successful modern synthetic materials. Because of its...

263

E-Print Network 3.0 - alternating romp aromp Sample Search Results  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

introduced enough variation in the meth- ylene sequence length that model... (vinyl chloride) (PVC); ethylene copolymers; ROMP INTRODUCTION The development of metallocene and...

264

ELECTRICAL AGING OF 15 KV EPR CABLES ENERGIZED BY AC VOLTAGE WITH SWITCHING IMPULSES SUPERIMPOSED.  

E-Print Network [OSTI]

?? In this study, the electrical aging of 15 kV Ethylene Propylene Rubber (EPR) power cables, located in PVC pipes containing water, was conducted by… (more)

Zanwar, Anand Umeshlal

2011-01-01T23:59:59.000Z

265

Education Toolbox Search | Department of Energy  

Broader source: Energy.gov (indexed) [DOE]

eereeducationdownloadspbs-wind-power-educators Download Building the Basic PVC Wind Turbine This plan shows how to make a rugged and inexpensive classroom wind...

266

Education Toolbox Search | Department of Energy  

Broader source: Energy.gov (indexed) [DOE]

eereeducationdownloadsscale-models-and-wind-turbines Download Building the Basic PVC Wind Turbine This plan shows how to make a rugged and inexpensive classroom wind...

267

asthma systematic review: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

and Meta-analysis CiteSeer Summary: BACKGROUND: Phthalates from polyvinyl chloride (PVC) plastics may have adverse effects on airways and immunologic systems, but the evidence...

268

allergy quantitative exposure: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

and Meta-analysis CiteSeer Summary: BACKGROUND: Phthalates from polyvinyl chloride (PVC) plastics may have adverse effects on airways and immunologic systems, but the evidence...

269

Education Toolbox Search | Department of Energy  

Broader source: Energy.gov (indexed) [DOE]

http:energy.goveereeducationdownloadssee-wind Download Building the Basic PVC Wind Turbine This plan shows how to make a rugged and inexpensive classroom wind...

270

asme internal combustion: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

Conference on Fluidised Bed Combustion Fossil Fuels Websites Summary: COMBUSTION OF HIGH-PVC SOLID WASTE WITH HCl RECOVERY Loay Saeed, Antti Tohka, Ron Zevenhoven*...

271

ajustado al volumen: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

Websites Summary: POLIETILENO DE ALTA DENSIDADE (PEAD) E DE POLI(CLORETO DE VINILA) (PVC) UTILIZANDO ANLISE TERMOGRAVIM?TRICA ensaios de Anlise Termogravimtrica...

272

PPPO-02-427-07 Revised Solid Waste Management Unit Assessment...  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

WASTE DESCRIPTION: Waste includes, but is not limited to, soil cuttings, PPE, PVC pipe, concrete, silt fencing, and scrap metal. WASTE QUANTITY: The waste quantity...

273

DOE/LX/07-0236&D1 Secondary Document DMSA C-337-12 Solid Waste...  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

rocksoil, solid waste, sweeping compound, PCB contaminated rags and polyvinyl chloride (PVC) pipe, Zorball, floor sweep, rags, gloves, shoes, trash, pallets, saw blades, plastic...

274

E-Print Network 3.0 - apparatus plain pictures Sample Search...  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

1 Introduction The experimental nuclear... OF THE APPARATUS Figure 1: Empty target tube, end caps and bolts without aluminum foil or PVC ends 4 Description Source:...

275

WHO Report on the Global Tobacco Epidemic 2011: Warning about the dangers of tobacco  

E-Print Network [OSTI]

Kuwait, Madagascar, Montenegro, Myanmar, Niger, Norway,Luxembourg Malta Monaco Montenegro Netherlands Norway PolandLuxembourg Malta Monaco 7 Montenegro Netherlands Norway

WHO

2011-01-01T23:59:59.000Z

276

E-Print Network 3.0 - abia state nigeria Sample Search Results  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

partners to engage... , with institution building in Nigeria, Benin, Sierra Leone, Ivory Coast, Niger, Cameroon, Burundi, Swaziland... , Ivory Coast, Kenya, Liberia, Malawi,...

277

Fate of Radionuclides in Wastewater Treatment Plants  

E-Print Network [OSTI]

can be mined in Niger, Kazakhstan, Uzbekistan and Gabon, 4)can be found in China, Kazakhstan, Russian Federation andCanada, Australia and Kazakhstan. During the period between

Shabani Samgh Abadi, Farzaneh

2013-01-01T23:59:59.000Z

278

Bridging the Gap: Studying Sequence to Product Correlation among Fungal Polyketide Synthases  

E-Print Network [OSTI]

Citric and gluconic acid production from fig by Aspergillus niger using solid-state fermentation."industrial fermentation for the production of citric acid,

Zabala, Angelica Obusan

2014-01-01T23:59:59.000Z

279

Nowell,A.R.M.,P.A.Jumars,R.F.L.Self and J.B.Southard.1989. The effects of sediment transport and deposition on infauna  

E-Print Network [OSTI]

for the study of ripple migration generally either have been remote from sites of ecological expertise. #12;SIDE VIEW OF DRIVE SECTION PVC Turn, Section Cooling Fluid Space TOP VIEW Turning Section SIDE VIEW OF WORKING SECTION PVC Turning Section Cooling Fluid Space or Floor Stand (Tilting) PI glas Drive

Jumars, Pete

280

Wood and Fiber Science, 37(1), 2005, pp. 95111 2004 by the Society of Wood Science and Technology  

E-Print Network [OSTI]

Wood and Fiber Science, 37(1), 2005, pp. 95­111 © 2004 by the Society of Wood Science and Technology SURFACE AND INTERFACIAL CHARACTERIZATION OF WOOD-PVC COMPOSITE: IMAGING MORPHOLOGY AND WETTING wetting behavior of wood-PVC composites in this study. Two-dimensional and time-dependent profiles

Note: This page contains sample records for the topic "niamey niger pvc" from the National Library of EnergyBeta (NLEBeta).
While these samples are representative of the content of NLEBeta,
they are not comprehensive nor are they the most current set.
We encourage you to perform a real-time search of NLEBeta
to obtain the most current and comprehensive results.


281

The effect of marbling and subcutaneous fat on the microbiological and sensory characteristics of beef strip loin steaks  

E-Print Network [OSTI]

a flame-sterilized knife. Twenty-seven steaks were wrapped in an oxygen-permeable (PVC) film (Table 1). Steaks stored in PVC film were placed individually in plastic foam trays (12 x 21 an) and overwrapped with a film (Prime Wrap II, the Goodyear...

Correale, Karen Kross

1986-01-01T23:59:59.000Z

282

The effect of intramuscular and subcutaneous fat on the microbiological and sensory characteristics of pork loin chops  

E-Print Network [OSTI]

II, The Goodyear Tire and Rubber Co. , Akron, OH) . The PVC film had an oxygen transmission rate (OTR) of 6. 5 liters/m2/24h and a moistur e vapor tr ansmission rate (MVTR) of 341-419 g/m2/24h. The PVC wrapped chops were stored in a commercial...

Boxer, Mara Kaye

1988-01-01T23:59:59.000Z

283

abdominal compartment syndrome: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

Tissue cB,gCerebral Tissue qs Body Head ElvVlvErv cv,g Rtv qv qap Vvs Cvs qvc pvs pvc pac Rvc Rac qac Rav qvp Vvp RmvRpv ca,g cv,g Rtv qv qap Vvs Cvs qvc pvs pvc pac Rvc Rac...

284

KNOTS AND THEIR CURVATURES LIVIU I. NICOLAESCU  

E-Print Network [OSTI]

2 pVC C(p) = 1 2 n i=1 i. (1.1) Date: Started August 18, 2009. Completed Completed on Aug. 19, 2009 out that that µC(u) = ) for some u's. Observe that µC(u) = pVC µC(u, p). (2.1) Let us have a look

285

The Ecology, Biology & Chemistry of MARINE DEBRIS  

E-Print Network [OSTI]

://www.mindfully.org ©Bill Macdonald #12;Types of Plastics Plastic type Full name Recycling code Examples Recyclable PETE, artificial fragrances Interferes with testosterone, sperm motility PS, PVC persistant organic pollutants dioxins produced in manufacture of PVC, during waste incineration carcinogen, interferes with testosterone

Schladow, S. Geoffrey

286

1 Copyright 2003 by ASME 17th International Conference on Fluidised Bed Combustion  

E-Print Network [OSTI]

18-21, 2003, Jacksonville (FL) USA 87 AN EXPERIMENTAL ASSESSMENT OF TWO-STAGE FLUIDISED BED COMBUSTION OF HIGH-PVC SOLID WASTE WITH HCl RECOVERY Loay Saeed, Antti Tohka, Ron Zevenhoven* Helsinki.zevenhoven@hut.fi * Corresponding author ABSTRACT A process for two-stage combustion of high-PVC solid waste with HCl recovery

Zevenhoven, Ron

287

Use of ARM observations and numerical models to determine radiative and latent heating profiles of mesoscale convective systems for general circulation models  

SciTech Connect (OSTI)

We examined cloud radar data in monsoon climates, using cloud radars at Darwin in the Australian monsoon, on a ship in the Bay of Bengal in the South Asian monsoon, and at Niamey in the West African monsoon. We followed on with a more in-depth study of the continental MCSs over West Africa. We investigated whether the West African anvil clouds connected with squall line MCSs passing over the Niamey ARM site could be simulated in a numerical model by comparing the observed anvil clouds to anvil structures generated by the Weather Research and Forecasting (WRF) mesoscale model at high resolution using six different ice-phase microphysical schemes. We carried out further simulations with a cloud-resolving model forced by sounding network budgets over the Niamey region and over the northern Australian region. We have devoted some of the effort of this project to examining how well satellite data can determine the global breadth of the anvil cloud measurements obtained at the ARM ground sites. We next considered whether satellite data could be objectively analyzed to so that their large global measurement sets can be systematically related to the ARM measurements. Further differences were detailed between the land and ocean MCS anvil clouds by examining the interior structure of the anvils with the satellite-detected the CloudSat Cloud Profiling Radar (CPR). The satellite survey of anvil clouds in the Indo-Pacific region was continued to determine the role of MCSs in producing the cloud pattern associated with the MJO.

Houze, Jr., Robert A. [University of Washington Dept. of Atmospheric Sciences

2013-11-13T23:59:59.000Z

288

9-methylanthracene thermolysis pathways and mechanism  

SciTech Connect (OSTI)

Recently, developments of recycling technologies are expected one of the most important keys for saving energy and resources and minimization impact for environment. Combustion and pyrolysis of plastics have been studying as thermal energy recycling. However, PVC has not studied as a target of thermal energy recycling. Because, heat of combustion of PVC is almost a half of other plastics` and hydrogen chloride, which corrode the combustion chamber, is produced at low temperature. In our study, we removed hydrogen chloride from PVC at first, and liquefied chloride free PVC in hydrogen donor solvent. Yield of liquid product from liquefaction in solvent increased significantly than that of conventional pyrolysis. This talk will discuss hydrochloride removing technology and liquefaction reaction of PVC.

Virk, P.S.; Vlastnik, V.J. [MIT, Cambridge, MA (United States)

1995-12-01T23:59:59.000Z

289

ARM - Site Instruments  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

AFDC Printable Version Share this resource Send a link to EERE: Alternative Fuels Data Center Home Page to someone by E-mail Share EERE: Alternative Fuels Data Center Home Page on Facebook Tweet about EERE: Alternative Fuels Data Center Home Page on Twitter Bookmark EERE:1 First Use of Energy for All Purposes (Fuel and Nonfuel),Feet) Year Jan Feb Mar Apr MayAtmospheric Optical Depth (AOD) by Microtops AtmosphericApplication andAnthe Infrared LandSystem W-Band ARMShouxian,Niamey,

290

TOP-DOWN/BOTTOM-UP APPROACH FOR DEVELOPING SUSTAINABLE DEVELOPMENT INDICATORS FOR MINING  

E-Print Network [OSTI]

: APPLICATION TO THE ARLIT URANIUM MINES (NIGER) A. Chamareta)b) , M. O'Connor a) and G. Récoché b) a, undertaken at the Arlit uranium mines in Niger. Our objective was to define indicators that are understood1 TOP-DOWN/BOTTOM-UP APPROACH FOR DEVELOPING SUSTAINABLE DEVELOPMENT INDICATORS FOR MINING

Paris-Sud XI, Université de

291

On the use of Chandrasekhar's basis for helium and its isoelectronic Marcia T. Foytenelle  

E-Print Network [OSTI]

Laboratbrio de Optica Qu&tica da UFSC, 88049 Florianbpolis, Brazil and Departamento de Fkica da PVC, 22451 Rio de Janeiro, Brazil Jason A. C. qallas Laboratbrio de Optica Qu&tica da UFSC, 88049 Florianbpolis

Gallas, Jason

292

Quantitative analysis of heavy metals emission during the combustion and baling of polyvinyl chloride insulated copper wire  

E-Print Network [OSTI]

was conducted and compared to the airborne dust samples collected during the baling process. From these results, occupational exposures to heavy metals during the reclamation of PVC insulated copper wire were assessed. Bulk ash and dust samples were ?aken...

Pickard, David Paul

1996-01-01T23:59:59.000Z

293

Evaluating an experimental setup for pipe leak detection  

E-Print Network [OSTI]

An experimental setup with 4 inch inner diameter PVC pipe modules is designed to mimic a real life piping system in which to test possible leak detection mechanisms. A model leak detection mechanism is developed which ...

Garay, Luis I. (Luis Ignacio)

2010-01-01T23:59:59.000Z

294

U.S. Department of Energy Categorical Exclusion ...  

Broader source: Energy.gov (indexed) [DOE]

hoods exhaust duct serving the south laboratories in Bldg. 735-A has indications of corrosion after 40 years of service. Activity will replace the affected stainless and PVC duct...

295

CX-010857: Categorical Exclusion Determination | Department of...  

Broader source: Energy.gov (indexed) [DOE]

hoods exhaust duct serving the south laboratories in Bldg. 735-A has indications of corrosion after 40 years of service. Activity will replace the affected stainless and PVC duct...

296

The radiation crosslinking of poly(vinyl chloride) with trimethylolpropanetrimethacrylate. III. Effect of diundecyl phthalate: chemical kinetics of a three-component system  

SciTech Connect (OSTI)

The radiation chemistry of poly(vinyl chloride) (PVC) blended with trimethylolpropanetrimethacrylate (TMPTMA) and diundecyl phthalate (DUP) has been examined. This three-component mixture contains a base resin (PVC), a crosslinking sensitizer (TMPTMA), and a physical modifier (DUP). These are the basic components in any radiation-curable coating. The kinetics and mechanism of the crosslinking reactions were studied with reference to the dependence on radiation dose and blend composition. The polyfunctional TMPTMA underwent polymerization incorporating the PVC into a 3-dimensional network. DUP remained chemically inert during the irradiation, not being bound to the network. However, DUP by plasticizing the macromolecules and diluting the monomer, changed the kinetics extensively. DUP enhanced TMPTMA homopolymerization, TMPTMA grafting, and PVC crosslinking reaction rates. The effect of the competition between polymerization, grafting, and degradation reactions was examined in terms of enhanced mobility of the reacting species. The influence of these kinetics considerations in selecting a blend composition for a coating application was discussed.

Bowmer, T.N.; Vroom, W.I.; Hellman, M.Y.

1983-08-01T23:59:59.000Z

297

Characterization Methodology for Decommissioning Low and Intermediate Level Fissile Nuclide Contaminated Buried Soils and Process Piping Using Photon Counting  

E-Print Network [OSTI]

of Standards and Technology NORM Technologically Enhanced Naturally Occurring Radioactive Material NPS Nominal Pipe Size NRC Nuclear Regulatory Commission ORNL Oak Ridge National Laboratory vii PDF Probability Distribution Function PVC Polyvinyl...

Pritchard, Megan L

2014-05-03T23:59:59.000Z

298

The blue crab, Callinectes sapidus, is widely  

E-Print Network [OSTI]

) constructed of galvanized or PVC coated wire. The pot has an upper and lower chamber with a bait box lost or abandoned fishing gear. Approximately 24,000 derelict pots were removed from the Bay from 2008

299

Beam damage of poly(2-chloroethyl methylacrylate) [PCEMA] films...  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

evaluating x-ray damage. PCEMA has been shown to be more sensitive to degradation than PVC which has also been used as a damage sensitive material useful for comparison of damage...

300

Microsoft Word - GrandCouleeFiber_CX_2014.docx  

Broader source: Energy.gov (indexed) [DOE]

it into compliance. The fiber would be moved underground through a new conduit of 4-foot PVC pipe that would be installed as part of this project. The conduit would be 130 feet...

Note: This page contains sample records for the topic "niamey niger pvc" from the National Library of EnergyBeta (NLEBeta).
While these samples are representative of the content of NLEBeta,
they are not comprehensive nor are they the most current set.
We encourage you to perform a real-time search of NLEBeta
to obtain the most current and comprehensive results.


301

aos tabagistas pela: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

Sciences Websites Summary: Considere o seguinte problema de valor de contorno (PVC): y y + 2y + cos x , 0 x 2 y(0) -0, 3 ; y( 2 ) -0, 1 . (a) Confira que y(x) -0,...

302

Celilo Sub CX May2014 Update  

Broader source: Energy.gov (indexed) [DOE]

and 3,200-feet-long-with a backhoe. The new cables would each be placed in 4-inch PVC conduit and encased in concrete. Five vaults per cable, each about 4-feet, by 4-feet,...

303

Microsoft Word - 4 ATT Sites - CX.docx  

Broader source: Energy.gov (indexed) [DOE]

Substation parking lot and existing landscaped curb would be dug to accommodate 4-inch PVC conduit between the proposed fiber vaults. Every 40 feet an OMNI marker would be placed...

304

inequality path inequality path  

E-Print Network [OSTI]

F #12; ¡ ¡ ¨ £ ¢ ¥¢ ¡ ¡¢ ¡ £ £ ¤ ¢ © ¤ ¥ ¦¨§ ¢ ¤ © £ ¢ ¡ ¤ ¡ ¤ ¢ © ¢ ¤ ¤ £ ¤ ¢ ¡ ¦ S-PVC; ¡¢ ¦ £¤ ¦ ¤ ¤ ¡ ¢ ¤ ¢ © ¡ ¢ ¦ ¡ ¢ ¥ © § ¢ £¤ © ¡ ¡¢ ¡ £ §¨ ¨ $ S-PVC suspension F TC Theat 90C 50C o o (ii) (i) Fsteam cw §¨ ¨ $ $ S-PVC suspension TC T 50C o susp F Fcw steam §¨ ¨ $ $ $ S-PVC suspension TC T 50C o susp z=0 Fsteam Fcw #12

Skogestad, Sigurd

305

Education Toolbox Search | Department of Energy  

Broader source: Energy.gov (indexed) [DOE]

Search Retain current filters Showing 1 - 3 of 3 results. Download Building the Basic PVC Wind Turbine This plan shows how to make a rugged and inexpensive classroom wind...

306

akwa ibom state: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

aluminum(RI), asbestos(R2), galvanized(R3), and thatched using white basins under PVC gutters under the edges of rooftops during the month of March, 2010 at different...

307

aqueous organic solvents: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

Excel 15 16... Choi, Jihyun 2000-01-01 2 Additional Studies on the Softening of Rigid PVC by Aqueous Solutions of Organic Solvents CiteSeer Summary: This study examined whether...

308

Microsoft Word - SAR 528  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

C-415 building. The materials currently within the GSA consist of pieces of scrap metal, PVC piping, PPE and plastic. No other waste has been collected. WASTE QUANTITY: One (1)...

309

Electron Beam Damage in Poly(Vinyl Chloride) and Poly(Acrylonitrile...  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

Electron Spectroscopy. Abstract: AES spectra of spun-cast films of poly(vinyl chloride) (PVC) and poly(acrylonitrile) (PAN) were collected over a period of time to determine...

310

Spectroscopic properties of nuclear Skyrme energy density functionals  

E-Print Network [OSTI]

We address the question of how to improve the agreement between theoretical nuclear single-particle energies (SPEs) and experiment. Empirically, in doubly magic nuclei, the SPEs can be deduced from spectroscopic properties of odd nuclei that have one more, or one less neutron or proton. Theoretically, bare SPEs, before being confronted with experiment, must be corrected for the effects of the particle-vibration-coupling (PVC). In the present work, we determine the PVC corrections in a fully self-consistent way. Then, we adjust the SPEs, with PVC corrections included, to empirical data. In this way, the agreement with experiment, on average, improves; nevertheless, large discrepancies still remain. We conclude that the main source of disagreement is still in the underlying mean fields, and not in including or neglecting the PVC corrections.

D. Tarpanov; J. Dobaczewski; J. Toivanen; B. G. Carlsson

2014-11-27T23:59:59.000Z

311

ao calculo biliar: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

Sciences Websites Summary: Considere o seguinte problema de valor de contorno (PVC): y y + 2y + cos x , 0 x 2 y(0) -0, 3 ; y( 2 ) -0, 1 . (a) Confira que y(x) -0,...

312

aqueous solutions selection: Topics by E-print Network  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

relation Paris-Sud XI, Universit de 5 Additional Studies on the Softening of Rigid PVC by Aqueous Solutions of Organic Solvents CiteSeer Summary: This study examined whether...

313

U.S. Department of Energy Categorical Exclusion ...  

Broader source: Energy.gov (indexed) [DOE]

drains to a drain field South of 704-56H and Road E by way of a 6-inch-diameter PVC pipe. The tile drain field is overgrown with trees, and the waste from the septic tank...

314

Preliminary Notice of Violation, Pacific Underground Construction, Inc.- WEA-2009-02  

Broader source: Energy.gov [DOE]

Issued to Pacific Underground Construction, Inc. related to a polyvinyl chloride (PVC) pipe explosion that occurred in Sector 30 of the linear accelerator facility at the SLAC National Accelerator Laboratory (SLAC).

315

DOE/LX/07-0326&D1 Secondary Document DMSA C-337-04 Solid Waste...  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

cans, light bulbs and starters, a light bulb end, and a tube of polyvinyl chloride (PVC) glue. Since the RCRA wastes were radiologically contaminated and were removed from PCB...

316

Damage susceptibility tables  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

conditions, 3) that x-ray induced damage rates for a common material (relatively pure PVC in this example 7,8 ) can be used to normalize different sets of XPS damage...

317

E-Print Network 3.0 - astm f138 nitretado Sample Search Results  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

was used like a guide in the proceedings to the weathering exposure. In this sense, a panel... tests in HDPE and PVC geomembranes were evaluated and compared to intact...

318

Archives of Insect Biochemistry and Physiology 22:315-344 (1993) Development of Recombinant Viral  

E-Print Network [OSTI]

.C.B., L.G.H., D.G., T.U., S.M.)andEnvironmental Toxicology(B.D.H., B.F.M.,].B., P.V.C., X.I., V.K.W., J.M.V., B.C.B., L.G.H., D.G., T.U J , Antibody Engineering Facility (P.V.C.), University of California

Ferrara, Katherine W.

319

The breakthrough time and permeation rate of three organic chemicals for selected glove combinations  

E-Print Network [OSTI]

time and permeation rate when tested against three different challenge chemicals. PVC gloves with nitrile liners appeared to provide the most protection time against breakthrough for all three chemicals. The PVC gloves showed excellent resistance... with hazardous materials are protected by utilizing some form of chemically resistant clothing or gloves. These applications range from simple latex gloves to multilayered materials. Until the 1970's it was assumed that rubber or liquid proof gloves provided...

Binion, Pete Edwin

2012-06-07T23:59:59.000Z

320

Systems for optimizing the condition of beef carcasses for distribution over extended time periods  

E-Print Network [OSTI]

of simulated nitrogen gas atmospheres in comparison to normal air atmospheres for beef storage. Eighty beef sides were divided into quarters and subjected to one of eight treatments 48 hr postmortem. Two kinds of surface protection (unprotected vs. PVC film... wrapping), two rinsing treat- ments (200 ppm chlorine vs. no chlorine rinse), two types of atmos- phere (air vs. nitrogen gas) and two storage intervals (14 vs. 21 days) were compared. Analysis of variance revealed that wrapping in PVC film, rinsing...

Simmons, Ronald Douglas

1974-01-01T23:59:59.000Z

Note: This page contains sample records for the topic "niamey niger pvc" from the National Library of EnergyBeta (NLEBeta).
While these samples are representative of the content of NLEBeta,
they are not comprehensive nor are they the most current set.
We encourage you to perform a real-time search of NLEBeta
to obtain the most current and comprehensive results.


321

Cutability, bacterial control and packaging effects on the merchandising of lamb  

E-Print Network [OSTI]

). 20 respectively, than cuts which were packaged in 90 gauge PVC, 50 gauge PVC and barrier bags filled with carbon dioxide. If a mean odor score of 2. 5 or less is considered unacceptable, cuts from all 4 treatments maintained acceptable odor scores...-life, quality and palata- bility of lamb cuts. Lamb carcasses were fabricated into 384 primal cuts which were used in packaging studies designed to compare chamber, rotating nozzle and stationary nozzle vacuum machines; barrier bags, saran bags, soft film...

Varnadore, William Lee

2012-06-07T23:59:59.000Z

322

The Saharan Metacraton Mohamed G. Abdelsalam a,*, Jean-Paul Lieegeois b  

E-Print Network [OSTI]

-central part of Africa and extends in the Saharan Desert in Egypt, Libya, Sudan, Chad and Niger of the northern margin of the African continent in southern Egypt and Libya. The term ``metacraton'' refers

Stern, Robert J.

323

Crude oil, conflict and Christian witness in Nigeria: Baptist and Pentecostal perspectives   

E-Print Network [OSTI]

: to investigate, describe and analyse Christian theological and socio-political consciousness within the context of oil and conflict in the Niger Delta region of Nigeria from Baptist and Pentecostal perspectives; and to use the data to test the veracity...

Osuigwe, Nkem Emerald

2010-01-01T23:59:59.000Z

324

Microsoft Local Language Program Customer Case Study  

E-Print Network [OSTI]

, and Niger. Natural resources include natural gas, petroleum, tin, iron ore, coal, limestone, niobium, lead its petroleum-based economy and build a sound foundation for economic growth and political stability

Narasayya, Vivek

325

E-Print Network 3.0 - areva global database Sample Search Results  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

3 TOP-DOWNBOTTOM-UP APPROACH FOR DEVELOPING SUSTAINABLE DEVELOPMENT INDICATORS FOR MINING Summary: to the uranium mines of Arlit in Niger. 2. The need for a double top-down...

326

E-Print Network 3.0 - algumas algas verdes Sample Search Results  

Broader source: All U.S. Department of Energy (DOE) Office Webpages (Extended Search)

Portions of the 12S and 16S rRNA mitochondrial regions of 30... specimens from Kenya, Uganda, Niger, Mali, Burkina-Faso, Ghana, Guinea-Bissau and Cape Verde were used Source:...

327

The first year of the new century marked a new start for the Institut de Recherche pour le Dveloppement. The  

E-Print Network [OSTI]

or Nouméa, and combines all our concerns and energies. It contributes to team work and the emer- gence Martinique Carribean French Guiana Brazil Peru Chile Bolivia Tunisia EgyptSenzgal Mali Niger Burk

328

Formation and fluidity measurement of supported lipid bilayer on polyvinyl chloride membrane  

SciTech Connect (OSTI)

We prepared an artificial lipid bilayer on a plasticized poly(vinyl chloride) (PVC) membrane on a Si3N4 layer deposited on a Si wafer. We optimized the experimental condition for the fabrication of the PVC membrane, and obtained a PVC membrane with a flat and uniform surface on the scale of several hundreds of micrometer suitable for a substrate for supported lipid bilayers (SLBs). The SLB of 1,2-dioleoyl-sn-glycero-3-phosphocholine (DOPC) was formed on the PVC membrane by the vesicle fusion method. The observation with a conventional epi-fluorescence microscope and a confocal laser scanning microscope gave geometrically uniform images of the SLB on the PVC membrane. The fluidity and the mobile fraction of the SLB was evaluated by the fluorescence recovery after photobleaching method, and compared with that on a thermally oxidized SiO{sub 2}/Si substrate. The SLB on the PVC membrane contained immobile fraction ?30%, but the diffusion in the mobile fraction was two times faster than that in the SLB on SiO{sub 2}/Si, which had little immobile fraction.

Kobayashi, Takuji, E-mail: kobayashi-t@int.ee.tut.ac.jp; Kono, Akiteru, E-mail: kobayashi-t@int.ee.tut.ac.jp; Sawada, Kazuaki [Department of Electrical and Electronic Information Engineering, Toyohashi University of Technology, 1-1 Hibarigaoka Tempaku-cho, Toyohashi, 441-8580 (Japan); Futagawa, Masato [Department of Electrical and Electronic Information Engineering and Head Office for the Tailor-Made and Baton-Zone Graduate Course, Toyohashi University of Technology, 1-1 Hibarigaoka Tempaku-cho, Toyohashi, 441-8580 (Japan); Tero, Ryugo, E-mail: tero@tut.jp [Electronics-Inspired Interdisciplinary Research Institute and Department of Environmental and Life Sciences, Toyohashi University of Technology, 1-1 Hibarigaoka Tempaku-cho, Toyohashi, 441-8580 (Japan)

2014-02-20T23:59:59.000Z

329

The effect of blade tenderization on the palatability and retail caselife of beef steaks  

E-Print Network [OSTI]

of the Student Newman-Keuls' test. (Steel and Torrie, 1960). E i tie. S * t*pra ds (ZMPS168) ad 7 bottom rounds (IMPS 171B) were wrapped in polyvinyl chloride (PVC) film (Goodyear "Prime Wrap" ) and stored for 23-25 days at 3-4 C in order to develop slime... steak. All steaks in this experiment were placed in individual styroi'oam trays, overwrapped with PVC film (Goodyear "Prime 25 Wrap" ) and placed under simulated retail caselife conditions (1-3 C under 90 ft-C of incandescent light). A trained 2...

Huerta, Nelson Orlando

1976-01-01T23:59:59.000Z

330

Evaluation of a Direct Evaporative Roof-Spray Cooling System  

E-Print Network [OSTI]

involved several steps. PVC tubing, with special spray orifices, was mounted on wooden blodts. Solenoid valves were connected to the PVC tubing and then to the controller which activated them. The controller was also connected to a 95 degree F thermo.... The remainder of the thermocouples were used with thermal flux meters to measure the heat flux through the roof. Four thermal flux meters were built by placing a piece of plexiglass (k = 0.1125 Btulh ft F) with a thermo-. couple on each side between two...

Carrasco, A.; Pittard, R.; Kondepudi, S. N.; Somasundaram, S.

1987-01-01T23:59:59.000Z

331

Range Monitoring with Photo-points  

E-Print Network [OSTI]

Hammer or post driverSpray paintCamera (35 mm preferred) or digital cameraFilm (100 ASA preferred) T wo 6-foot folding rulers or 3-by-3-foot PVC frame (for vertical plots)Farm or ranch map or aerial photographY ellow pad Felt marking penThree-ring binder... convenient frame can be made by two 6-foot folding carpenter ? s rulers folded at their 3-foot position and placed toface each other , collectively forming a square. PVC pipe joined with elbows also may be used. After placing the plot on the ground, mark...

McGinty, Allan; White, Larry D.

1998-08-31T23:59:59.000Z

332

Energy Optimization Management in a Petrochemical Plant: A Self-Development Case  

E-Print Network [OSTI]

Eduardo Magalhăes| may 21, 2014 Energy Optimization Management in a Petrochemical Plant: A Self-Development Case ESL-IE-14-05-26 Proceedings of the Thrity-Sixth Industrial Energy Technology Conference New Orleans, LA. May 20-23, 2014 EXTRACTION...-IE-14-05-26 Proceedings of the Thrity-Sixth Industrial Energy Technology Conference New Orleans, LA. May 20-23, 2014 BAHIA BRAZIL 1 CRACKER 4 PE 1 PP 1 PVC 1 CHLOR-ALKALI ALAGOAS BRAZIL 2 PVC 1 CHLOR-ALKALI SAO PAULO BRAZIL 2 PE 2 PP 1 CRACKER RIO DE...

Magalhaes, E.

2014-01-01T23:59:59.000Z

333

Mechanisms for plasma and reactive ion etch-front roughening Jason T. Drotar, Y.-P. Zhao, T.-M. Lu, and G.-C. Wang  

E-Print Network [OSTI]

. The etching products are volatile and desorb from the sample. Usually, for plasma etching, the gas pressure of growth front roughening phenomena in physical vapor condensation PVC including sputtering, molecular beam in the plasma sheath collide with gas atoms and molecules. Some atoms and molecules are dissociated or ionized

Wang, Gwo-Ching

334

doi: 10.3176/oil.2008.2.02 © 2008 Estonian Academy Publishers THERMAL PROCESSING OF POLYVINYLCHLORIDE WASTE WITH OIL SHALE ASH TO CAPTURE  

E-Print Network [OSTI]

This study is concerned with thermal processing of polyvinylchloride (PVC) in the presence of alkaline oil shale ash. Solid heat carrier (Galoter process)-type oil shale retorting units, where the feedstock is heated by mixing with ash from retorted feed-stock combustion, are potentially an

V. Oja; A. Elenurm; I. Rohtla; E. Tearo; E. Tali

335

THE IN VITRO INFLUENCE OF THE BURROWING POLYCHAETE NEREIS DIVERSICOLOR ON THE FATE OF PETROLEUM HYDROCARBONS IN MARINE SEDIMENTS.  

E-Print Network [OSTI]

HYDROCARBONS IN MARINE SEDIMENTS. F. GILBERT a, L. RIVET b and J-C. BERTRAND a a Centre d'Océanologie de (SF) of Arabian Light crude oil has been studied in PVC cores filled with a coastal marine sediment. The luminophore tracer technique was used to quantify the mixing of sediment by worms. Presence of crude oil

Paris-Sud XI, Université de

336

High-flexibility, noncollapsing lightweight hose  

DOE Patents [OSTI]

A high-flexibility, noncollapsing, lightweight, large-bore, wire-reinforced hose is inside fiber-reinforced PVC tubing that is flexible, lightweight, and abrasion resistant. It provides a strong, kink- and collapse-free conduit for moving large quantities of dangerous fluids, e.g., removing radioactive waste water or processing chemicals.

Williams, David A. (Pittsburgh, PA)

1993-01-01T23:59:59.000Z

337

FIRE AND MATERIALS VOL 15,37-42 (1991) A Study of the Synergistic Action of Antimony Oxide in  

E-Print Network [OSTI]

-retardant Polyethylene Y. P. Yang, D. G. Brewer and J. E. S. Venart Department of Chemistry and Fire Science Center oxygen index (LOI) techniques. It was determined that the normal practice of mixing Sb,O, with HBCD between Sb203and the HC1evolved from the PVC. Pitts5 studied the thermal decomposition of Sb

Short, Daniel

338

Hot Pin Welding of Thin Poly(vinyl chloride) Sheet James D. Van de Ven, Arthur G. Erdman  

E-Print Network [OSTI]

Hot Pin Welding of Thin Poly(vinyl chloride) Sheet James D. Van de Ven, Arthur G. Erdman Mechanical of welding two thin sheets of poly(vinyl chloride) (PVC) with a heated pin, thus allowing construction of a relationship between the weld temperature and weld strength. Constructing a relationship between weld strength

Van de Ven, James D.

339

Inspired Design The slim, light Latitude 6430u is simply beautiful from every  

E-Print Network [OSTI]

laptops ever. All systems are BFR/PVC- free2 , EPEAT registered3 , ENERGY STAR 5.2 qualified and offer of Latitude E-family laptops, the Latitude 6430u is amongst the most environmentally- responsible Latitude. Available with a 14.0" HD or 14.0" HD+ display4 and HDMI and VGA ports, it enables versatile usage

Fiebig, Peter

340

Waste Management & Research172 Waste Manage Res 2003: 21: 172177  

E-Print Network [OSTI]

. Keywords: Waste incineration, PVC (polyvinylchloride), energy recovery, material recycling, HCLWaste Management & Research172 Waste Manage Res 2003: 21: 172­177 Printed in UK ­ all rights reserved Copyright © ISWA 2003 Waste Management & Research ISSN 0734­242X In many market segments

Columbia University

Note: This page contains sample records for the topic "niamey niger pvc" from the National Library of EnergyBeta (NLEBeta).
While these samples are representative of the content of NLEBeta,
they are not comprehensive nor are they the most current set.
We encourage you to perform a real-time search of NLEBeta
to obtain the most current and comprehensive results.


341

Master Program in Process Engineering Prof. David J. Norris  

E-Print Network [OSTI]

processes Pressure Temperature #12;Renewable Energy Carriers Prof. Aldo Steinfeld Thermal and chemical engineering sciences applied to renewable energy technologies 15 Concrete frame ETFE foil PVC-PES foil in solving a specific engineering problem Industrial Internship 8 ·Min. 12-week internship in a Swiss

Daraio, Chiara

342

Shrink Sleeve Flexo Inks Veronika Pekarovicova*, Alexandra Pekarovicova*, and Paul D. Fleming III*  

E-Print Network [OSTI]

containing monomers such as amide, ester, and/or ethylene/vinyl acetate are also frequently used. Shrink rate as the substrates. Several film materials are available such as polyvinyl chloride (PVC), oriented be also formed from polymers and copolymers of olefin monomers containing from 2 to about 12 carbon atoms

Fleming, Paul D. "Dan"

343

Preparation and characterization of gradient polymer films  

SciTech Connect (OSTI)

Gradient polymers are multicomponent polymers whose chemical constitution varies with depth in the sample. Although these polymers may possess unique mechanical, optical, and barrier properties they remain relatively unexplored. This work is a study of the preparation of gradient polymers by sequential exposure of films to a diffusing monomer followed by electron beam irradiation. Initial experiments involved immersion of poly(vinyl chloride) (PVC) films in styrene or n-butyl methacrylate (BMA) for various time periods followed by irradiation with 1 or 10 megarads of accelerated electrons. A significant amount of poly(n-butyl methacrylate) (PBMA) formed in PVC/BMA systems, but little polystyrene could be found in the PVC/styrene films. A second set of experiments involved immersion of PVC and polyethylene (PE) films in BMA for 20, 40, 60, and 720 minutes followed by irradiation with 10 megarads of electrons. These films were then characterized using optical microscopy, quantitative transmission Fourier transform infrared spectroscopy (FTIR), and a depth profiling procedure based on quantitative attenuated total reflection (ATR) FTIR. It was concluded that the mechanism of PBMA formation in the polyethylene films was a result of events immediately following irradiation. Atmospheric oxygen diffusing into irradiated films trapped free radicals at the film surfaces. This was followed by storage in an evacuated desiccator where unintentional exposure to BMA vapor took place. This BMA reacted with free radicals that remained within the film cores, polymerizing to PBMA.

Smith, S.C.

1987-01-01T23:59:59.000Z

344

Open Archive TOULOUSE Archive Ouverte (OATAO) OATAO is an open access repository that collects the work of Toulouse researchers and  

E-Print Network [OSTI]

. Real-time non-invasive Raman measurement has been performed on stationary vinyl chloride monomer of vinyl chloride (S-PVC) by a free-radical mechanism consists in dispersing liquid monomer under its-decomposition of the organic initiator into the vinyl chloride monomer (VCM). As a consequence, the reaction proceeds

Mailhes, Corinne

345

R6 Report No. 141 Danish Atomic Energy Commission  

E-Print Network [OSTI]

Measurement 4 Measurement of Optical Density 4 Irradiation Procedure and Heat Treatment 5 Experimental Results- tween optical density and dose over the dose range from 0.5 to 5 Mrads, The spectral range was 3900 6 Absorption Spectra of PVC Film 6 Heat Treatment 6 Total-Dose Irradiation 9 Step-Dose Method 12

346

Putting Nonlinear Model Predictive Control Bjarne A. Foss1  

E-Print Network [OSTI]

estimation. Finally, we consider the design of the optimization problem itself and implementation issues. 1 for optimization of suspension PVC polymerization processes has been implemented on two large (140 m3) autoclaves: It contains a rather detailed nonlinear model of the polymerization reactor. The reactor model includes

Foss, Bjarne A.

347

Inhibition of Sodium/Proton Exchange by a Rab-GTPase-activating Protein Regulates Endosomal Traffic in Yeast*  

E-Print Network [OSTI]

Inhibition of Sodium/Proton Exchange by a Rab-GTPase-activating Protein Regulates Endosomal Traffic- boxypeptidase Y to the cell surface. We conclude that Gyp6 is a negative regulator of Nhx1-dependent traffick and down- stream events in the PVC to Golgi pathway. Our findings provide a possible molecular link between

Rao, Rajini

348

Page 1 of 3 ***Advanced Training Program for***  

E-Print Network [OSTI]

By completing each School you will receive: A complimentary copy of new book, Trenchless Technology: Planning, such as steel, ductile iron, vitrified clay, PVC, HDPE, fiberglass, etc., and new developments in pipe materials Americas, Houston, Texas Mud School© Everything they need to know to properly mix and apply drilling fluids

Huang, Haiying

349

EFFECTS OF CO2 LEAKAGES FROM STORAGE SITES ON THE QUALITY OF POTABLE GROUNDWATER  

E-Print Network [OSTI]

was packed into two fixed-bed PVC columns. In the one column, gas CO2 and water were co-injected while only gas effect due mainly to the combustion of fossil fuels and CO2 emissions in the atmosphere

350

ORIGINAL PAPER Natural Fiber Reinforced Poly(vinyl chloride) Composites: Effect  

E-Print Network [OSTI]

ORIGINAL PAPER Natural Fiber Reinforced Poly(vinyl chloride) Composites: Effect of Fiber Type Science+Business Media, LLC 2008 Abstract Poly(vinyl chloride) (PVC) and natural fiber composites were copolymer on composite properties was investigated. Mechanical analysis showed that storage modulus

351

UNIVERSITY OF CALIFORNIA, DAVIS Department of Civil and Environmental Engineering (CEE)  

E-Print Network [OSTI]

or organic solvents. Disposable PVC examining gloves offer minimal protection and are permeable to many lids tightly and return reagent bottles to proper storage area. #12;Department of Civil & Environmental to "sniff" out a suspected leak. 1.4.7.7 Never use oil or grease on any hose or fitting carrying compressed

Schladow, S. Geoffrey

352

The potential of milkweed floss as a natural fiber in the textile industry  

E-Print Network [OSTI]

the PVC pipe lever. The seeds fall to the bottom while the fluff floats around the top. Opening the lid afterward sent fluff flying everywhere, but this method was still faster than separating by hand. Step 3: Weigh fibers I selected several different...

Nehring, Julia

2014-04-01T23:59:59.000Z

353

Further tests of new method for zone isolation in horizontal wells  

E-Print Network [OSTI]

were conducted using PVC pipes up to 2-in. diameter and 3-ft. long in order to investigate the viability of using three commercial gels for use as wellborn plugs. The encouraging results from these earlier experiments led to testing the method in a full...

Gomez Gomez, Julian Alberto

1999-01-01T23:59:59.000Z

354

Experimental study of zone isolation in horizontal wells using a new straddle-chemical-wellbore-plug system  

E-Print Network [OSTI]

(phase 1) to study the use of chemical wellbore plugs for zone isolation.' The earlier experiments were conducted using PVC pipes up to 2-in. diameter and 3-ft. length. The encouraging results from these earlier experiments led to testing the method in a...

Lilledal, Lars Ove

1998-01-01T23:59:59.000Z

355

North American Journal of Aquaculture 64:228231, 2002 Copyright by the American Fisheries Society 2002  

E-Print Network [OSTI]

. E. MAUGHAN AND S. A. BONAR Arizona Cooperative Fish and Wildlife Research Unit, U.S. Geological/s. A DC electric barrier and screened knife gate valves prevented fish from leaving the test section regulated water velocity with a 3.8-cm adjustable gate valve on the pump outlet. A 1.3-cm PVC pipe attached

Bonar, Scott A.

356

Electrical Engineering Department Los Angeles, California 90095-1594  

E-Print Network [OSTI]

plasma into a "magnetic bucket," or processing chamber covered with a permanent magnet array to provide, and a small solenoid produc- ing fields B up to 100G. QUARTZ TUBE PVC PIPE ANTENNA MAGNET WINDING 7 cm 5 cm 13 and field coil still did not produce helicon discharges. These were ICPs (Inductively Coupled Plas- mas

Chen, Francis F.

357

Dell Precision Workstations Precision is the key element that separates greatness from  

E-Print Network [OSTI]

Pro and NVIDIA Quadro graphics options enable you to run high-end graphics for all of your professional needs for the utmost in color precision ·100% BFR/PVC free10 , ENERGY STAR 5.2 qualified and EPEAT registered11 and optional NVIDIA® OptimusTM technology which intelligently provides graphics performance when you need

Fiebig, Peter

358

High-flexibility, noncollapsing lightweight hose  

DOE Patents [OSTI]

A high-flexibility, noncollapsing, lightweight, large-bore, wire-reinforced hose is inside fiber-reinforced PVC tubing that is flexible, lightweight, and abrasion resistant. It provides a strong, kink- and collapse-free conduit for moving large quantities of dangerous fluids, e.g., removing radioactive waste water or processing chemicals.

Williams, D.A.

1993-04-20T23:59:59.000Z

359

UBC Social Ecological Economic Development Studies (SEEDS) Student Report An Tianyu, Arash Ahmadi, Jacob Sternig, Nicholas Beattie  

E-Print Network [OSTI]

, Jacob Sternig, Nicholas Beattie An Investigation into Alternatives to PVC Drainage Pipelines APSC 261 with the UBC community. The reader should bear in mind that this is a student project/report and is not an official document of UBC. Furthermore readers should bear in mind that these reports may not reflect

360

Compressive response of glass fiber composite sandwich structures A.J. Malcom a,  

E-Print Network [OSTI]

Accepted 12 July 2013 Available online 20 July 2013 Keywords: A. Glass fibers A. Foams A. 3-Dimensional cell, PVC foam inserts. The corrugated struc- ture was stitched to 3D woven S2-glass fiber face sheetsCompressive response of glass fiber composite sandwich structures A.J. Malcom a, , M.T. Aronson b

Wadley, Haydn

Note: This page contains sample records for the topic "niamey niger pvc" from the National Library of EnergyBeta (NLEBeta).
While these samples are representative of the content of NLEBeta,
they are not comprehensive nor are they the most current set.
We encourage you to perform a real-time search of NLEBeta
to obtain the most current and comprehensive results.


361

Prediction of the dynamic response of composite sandwich beams under shock loading  

E-Print Network [OSTI]

reported measured response of end-clamped sandwich beams, made from face sheets of glass fibre reinforced vinyl ester and a core of PVC foam or balsa wood (Tagarielli V.L., Deshpande V.S. and Fleck N core, such as polymer foams or balsa wood, are extensively employed in marine structures

Fleck, Norman A.

362

Urban fox squirrel ecology and management  

E-Print Network [OSTI]

I studied the habitat selection, survival, and anti-predator behaviors of the fox squirrel (Siurus niger) across the urban-rural gradient in College Station, Texas. From two years of tracking the radio locations of 82 fox squirrels, my data...

McCleery, Robert Alan

2007-09-17T23:59:59.000Z

363

Paintball Summer Weather  

E-Print Network [OSTI]

Highlights · Paintball · Summer Weather · Birthdays · Manners TheELIWeekly Paintball! Come out France Iraq Japan Korea Kuwait Libya Netherlands Niger Peru Qatar Saudi Arabia Spain Taiwan Thailand Turkey United States Venezuela Summer Weather Safety We've come to realize in the past that not all

Pilyugin, Sergei S.

364

Genetic Variability for Low Phosphorous Tolerance in Cowpea  

E-Print Network [OSTI]

. Marchand. 1980. Stratigraphie and structural controls of late Precambrian phosphate deposits of the northern Volta Basin in Upper Volta, Niger, and Benin, West Africa. Econ. Geol. 75:62-70. Vesterager, J.M., H. Hogh-Jensen, and N.E. Nielsen. 2006...

Alexander, Tulle W

2014-04-18T23:59:59.000Z

365

Lithofacies, palynofacies, and sequence stratigraphy of Palaeogene strata in Southeastern Nigeria  

E-Print Network [OSTI]

Francisca E. Oboh-Ikuenobe a,*, Chuks G. Obi b , Carlos A. Jaramillo c a Department of Geology and Geophysics, University of Missouri-Rolla, Rolla, MO 65409, USA b Department of Geology, University of Nigeria prospecting for oil and gas in the basin. Abstracts on Niger Delta studies abound in the literature, but only

Bermingham, Eldredge

366

FBP-DOE PPPO 17Aug2012  

Office of Environmental Management (EM)

share continues to grow U.S. 3.1% South Africa 0.9% Niger 6.8% Others 4.0% Canada 15.6% Australia 10.6% Namibia 7.3% Russia 5.9% Uzbekistan 4.2% Kazakhstan 37.6% China 2.5%...

367

Benchmarking humanitarian support: Empirical agent-based modeling of development action types in Nigrien villages  

E-Print Network [OSTI]

) is a relevant approach to integrate agro-ecological, social and economic characteristics of a system, but not as a global poverty-alleviation panacea. Key-words: farming systems, individual Agent-based model, Niger., 1991; Lavigne-Delville, 1998; McCarthy et al., 2000). Non-separable interactions between the on-farm

Paris-Sud XI, Université de

368

S M I T H S O N I A N C O N T R I B U T I O N S T O Z O O L O G Y N U M B E R 5 9 2 Shore Flies of the Belizean Cays  

E-Print Network [OSTI]

cynocephala Kertesz 12 Tribe GASTROPINI Cresson 15 Genus Gastrops Williston 15 4. Gastrops niger Williston 15. Ptilomyia parva (Williston) 20 9. Ptilomyia mabelae (Cresson) 20 Tribe HECAMEDINI Mathis 20 Genus (Pseudohecamede) adustum Mathis 20 11. Allotrichoma {Pseudohecamede) abdominale (Williston) 21 Genus Diphuia

Mathis, Wayne N.

369

Shelf circulation patterns off Nigeria  

E-Print Network [OSTI]

. An oil spill occurred in January of 1998, the slick drifted in the opposite direction at twice the speed as was anticipated. It was believed that the heavy discharge from the Niger River Delta would have a strong influence on the near-shore circulation...

Rider, Kelly Elizabeth

2005-08-29T23:59:59.000Z

370

Organic Acid Production by Filamentous Fungi  

E-Print Network [OSTI]

-being. Indeed, organic acid fermentations are often not even identified as fungal bioprocesses, having been Aspergillus niger in aerated stirred-tank-reactors can convert glucose to citric acid with greater than 80 lipolytica, and related yeast species, may be in use commercially to produce citric acid (Lopez-Garcia, 2002

371

EN COTUTELLE INTERNATIONALE Pour obtenir le grade de  

E-Print Network [OSTI]

d'Abdou Moumouni Discipline: Sciences de la Vie Spécialité : Physiologie de la Nutrition Par, Université Abdou Moumouni (Niger), Président M. Marcel CREST Directeur de recherche, CNRS UMR 6150 (France Professeur, INSERM UMR U866 (France), Directeur de thèse M. Hassimi SADOU MCF, Université Abdou Moumouni

Paris-Sud XI, Université de

372

Electrical and Surface Morphology of Polyvinylchloride Composites Filled with Aluminum Powder  

SciTech Connect (OSTI)

In this work, the electrical and surface morphology of polyvinyl chloride (PVC) composites filled with different concentration of aluminum powder varying from 0 to 40 wt.% have been prepared by solution costing method. The electrical conductivity of these composites were investigated in the frequency range 100 Hz-10 MHz at room temperature. The conductivity of the composites system exhibited a strong frequency dependence particularly in the vicinity of percolation threshold (20 wt.%). It was observed that the electrical conductivity gradually increased with filler concentration and frequency and explained in terms of hopping conduction mechanism. The electrical conductivity of the composites obeys universal power law (i.e. {sigma} = Af{sup n}), where, n is power exponent. The scanning electron microscope (SEM) micrographs indicate the agglomeration of aluminum particles dispersed within the PVC at the higher aluminum concentration, yielding a conductive path through the composites. It is also corroborated with electrical conductivity result.

Singh, Dolly; Kishore, Sangeeta; Singh, N. L. [Department of Physics, The M. S. University of Baroda, Vadodara-390 002 (India)

2011-07-15T23:59:59.000Z

373

Separation of packaging plastics by froth flotation in a continuous pilot plant  

SciTech Connect (OSTI)

The objective of the research was to apply froth flotation to separate post-consumer PET (Polyethylene Terephthalate) from other packaging plastics with similar density, in a continuously operated pilot plant. A representative sample composed of 85% PET, 2.5% PVC (Polyvinyl Chloride) and 11.9% PS (Polystyrene) was subjected to a combination of alkaline treatment and surfactant adsorption followed by froth flotation. A mineral processing pilot plant, owned by a Portuguese mining company, was adapted for this purpose. The experimentation showed that it is possible to produce an almost pure concentrate of PET, containing 83% of the PET in feed, in a single bank of mechanical flotation cells. The concentrate grade attained was 97.2% PET, 1.1% PVC and 1.1% PS. By simulation it was shown that the Portuguese recycling industry specifications can be attained if one cleaning and one scavenger stages are added to the circuit.

Carvalho, Teresa, E-mail: teresa.carvalho@ist.utl.p [CERENA, Instituto Superior Tecnico, Av. Rovisco Pais, 1049-001 Lisbon (Portugal); Durao, Fernando; Ferreira, Celia [CERENA, Instituto Superior Tecnico, Av. Rovisco Pais, 1049-001 Lisbon (Portugal)

2010-11-15T23:59:59.000Z

374

Burial and decomposition of particulate organic matter in a temperate, siliciclastic, seasonal wetland  

E-Print Network [OSTI]

of the net primary productivity (NPP) of terrestrial ecosystems depends on nutrients recycled through the decomposition of plant detritus (Swift et al. 1979, Vargo et al. 1998). Thus, a better understanding of organic decomposition in wetland sediments... was then transported to the site in an anaerobic chamber constructed of PVC and maintained 12 under deoxygenated conditions until insertion into the slough sediments. The peeper was positioned in the slough for 2 weeks to allow equilibration and diffusion...

Welsh, Lisa Williamson

2009-05-15T23:59:59.000Z

375

Quantitative Modeling of Polymer Scratch Behavior  

E-Print Network [OSTI]

of logarithm of strain rate for PVC [56]. ...................................................................................... 72 3.8 Plot of yield stress to temperature as a function of logarithm of strain rate for PMMA [61...]. ........................................................................................................... 77 3.13 Plot of tensile yield stress as a function of pressure in PC [69]. ............... 78 3.14 Pressure dependent shear stress-strain response in PC [80]. ..................... 82 3.15 Maximum shear stress as a function of pressure in PMMA (?...

Hossain, Mohammad Motaher

2013-12-02T23:59:59.000Z

376

Influence of relaxation transitions on radiation-initiated cationic graft polymerization. [Gamma radiation  

SciTech Connect (OSTI)

Radiation grafting of vinyl n-butyl ether (VBE) to polyvinyl chloride (PVC) over a broad temperature range was investigated. The relaxation transitions in the PVC/VBE system were also determined. Grafting of vinyl alkyl ethers proceeds entirely by a cationic mechanism in a reaction medium that has been dried to a water concentration no greater than 0.1-1.0 ppm. In this connection, the diffusion properties of water in the temperature region were studied. Commercial films of unplasticized PVC (thickness 200 M); were subjected to swelling in two systems: in a 50% solution of VBE in benzene at 25/sup 0/C, and in the pure monomer at 40/sup 0/C. The reaction mixtures were first dried over metallic sodium in a deaerated atmosphere. The specimens were irradiated in a Co gamma-radiation unit to a dose of 10 kGy at a dose rate of 3 Gy/sec. The first reaction mixture was investigated over a range of temperatures from -60/sup 0/ to +70/sup 0/C, and the second from -15/sup 0/ to +50/sup 0/C. The degree of grafting was determined from the increase in weight of the original ungrafted film. The temperature was held to within +/-1/sup 0/C. The relaxation transitions in the swollen polymer systems were determined by two methods, thermostimulated current (TSC) and thermomechanics (TM). It was found that in the region of the glass transition of a swollen PVC-VBE system, radiation-initiated cationic graft polymerization proceeds at a maximal rate, and there are changes in state of the water molecules (the agents of breaking the ion reaction chain) and in their diffusion properties within the matrix.

Kudryavtsev, V.N.; Kabanov, V.Ya.; Chalykh, A.E.; Spitsyn, V.I.

1982-05-01T23:59:59.000Z

377

Hydrocarbon Processing`s petrochemical processes `97  

SciTech Connect (OSTI)

The paper compiles information on numerous petrochemical processes, describing the application, the process, yields, economics, commercial plants, references, and licensor. Petrochemicals which are synthesized include: alkylbenzene, methylamines, ammonia, benzene, bisphenol-A, BTX aromatics, butadiene, butanediol, butyraldehyde, caprolactam, cumene, dimethyl terephthalate, ethanolamines, ethylbenzene, ethylene, ethylene glycols, ethylene oxide, formaldehyde, maleic anhydride, methanol, olefins, paraxylene, phenol, phthalic anhydride, polycaproamide, polyethylene, polyethylene terephthalate, polypropylene, PVC, styrene, terephthalic acid, urea, vinyl chloride, and xylene isomers.

NONE

1997-03-01T23:59:59.000Z

378

Beneficial reuse of treated media from remediation at an industrial site  

SciTech Connect (OSTI)

Remediation at an active PVC resin manufacturing plant in southeastern Pennsylvania has involved closure of lagoons under a RCRA plan and design of a groundwater pump and treat program under CERCLA. Both the CERCLA and RCRA programs involve beneficial reuse of the treated media, which in effect has offset some costs of the remediation. The lagoons were used to settle the PVC residual material from wastewater generated by the facility. Analysis of the residual material showed that the polymer content would allow it to be used as a low-grade PVC resin after drying. The treatment process selected for the RCRA lagoon closure involved indirect steam stripping and filter pressing which produced a filter cake that was both nonhazardous and marketable. Approximately 6,000 tons of product was sent to market from the lagoons. The groundwater, which will be remediated at the site, contains trichlorethylene (TCE), vinyl chloride monomer (VCM), and other volatile organic compounds. An average 400 gpm of groundwater will be extracted and treated by carbon absorbents and an air stripper. The groundwater will be used by the plant in the production process after it is treated by the CERCLA remediation system.

Erdman, D.E. [Smith Environmental Technologies, Plymouth Meeting, PA (United States); Weston, A.F. [Occidental Chemical Corp., Niagara Falls, NY (United States); Morrissey, B.J. [Occidental Chemical Corp., Houston, TX (United States)

1996-12-31T23:59:59.000Z

379

Radiation crosslinking of poly(vinyl chloride) with trimethylolpropanetrimethacrylate. IV. Effect of diundecyl phthalate: dependence of physical properties on composition. [Electron beam ion sources  

SciTech Connect (OSTI)

Blends of poly(vinyl chloride)(PVC) with polyfunctional monomers may be crosslinked by ionizing radiation. The physical properties of PVC blended with trimethylolpropanetrimethacrylate (TMPTMA) and diundecyl phthalate (DUP) were studied. The TMPTMA monomer crosslinked the blend by homopolymerization and/or grafting to PVC. The plasticizer, DUP, was chemically inert under irradiation but, by plasticizing the macromolecules and diluting the monomer, changed the kinetics extensively. Characteristics of the glass transitions and the tensile mechanical properties have been correlated with blend composition and radiation dose. Before irradiation, poly(vinyl chloride) was plasticized by both DUP and TMPTMA monomer. The increase in glass transition temperature and mechanical strength following irradiation to 5 Mrad was correlated with the TMPTMA content of the blend. Both the molecular structure of the network and the DUP content of the blend were factors in determining the physical properties of the final crosslinked blend. The molecular structure was determined by the kinetics of the crosslinking reactions, which in turn were determined by the blend composition. A molecular interpretation consistent with the physical properties, chemical kinetics, and mechanism of the crosslinking system has been presented. 24 figures, 2 tables.

Bowmer, T.N.; Vroom, W.I.

1983-11-01T23:59:59.000Z

380

Assessing conformance to safety goals using nonparametric empirical Bayes methods: A nuclear reactor application  

SciTech Connect (OSTI)

Nonparametric empirical Bayes methods are used to develop decision criteria for use in deciding whether the risk of a given facility is compatible with a corresponding specified quantitative safety goal. The criteria utilize the uncertain results of a probabilistic risk assessment (PRA) and are derived from an empirical Bayes point of view in which the results from a set of similar facilities are used to estimate the population variability curve (PVC) for the parameter of interest. The PVC is estimated nonparametrically in the sense that the distributional family to which the PVC belongs is completely unknown and unspecified. For the assumed model, the method guarantees that all facilities ultimately accepted as being compatible with the goal have a prespecified exact assurance probability that the goal is not exceeded. The method also accounts for two possible biases in the PRA results. Criteria are developed for use in assessing the compatibility of nuclear power plant PRA-produced severe core damage frequency estimates with a corresponding subsidiary objective.

Martz, H.F.; Johnson, J.W. [Los Alamos National Lab., NM (United States)

1997-01-01T23:59:59.000Z

Note: This page contains sample records for the topic "niamey niger pvc" from the National Library of EnergyBeta (NLEBeta).
While these samples are representative of the content of NLEBeta,
they are not comprehensive nor are they the most current set.
We encourage you to perform a real-time search of NLEBeta
to obtain the most current and comprehensive results.


381

Africa: Prosperous times  

SciTech Connect (OSTI)

Political instability and corruption is the rule, rather than the exception, in Africa`s main producing regions, but exploration and production prospects there are bright and attractive to foreign operators. The paper discusses exploration, drilling, resource development, and production in Nigeria, Libya, Algeria, Egypt, Angola, Congo, Gabon, and Tunisia. The other countries of Africa are briefly mentioned, i.e., Cameroon, Cote D`Ivoire, South Africa, Sudan, Namibia, Equatorial Guinea, Eritrea, Zaire, Mozambique, Ghana, Niger, and Seychelles.

NONE

1996-08-01T23:59:59.000Z

382

Mieux nourrir le monde:Mieux nourrir le monde: notre dfi l'internationalnotre dfi l'international  

E-Print Network [OSTI]

Appui institutionnel au centre Ivoirien de recherches économiques et sociales (CIRES) (COTE D'IVOIRE COOP�RATION Amérique du Nord (�tats-Unis, Mexique) Amérique du Sud (Brésil, Nicaragua, Argentine, Uruguay, Mexique, Cuba, Haïti) Afrique (Sénégal, Rwanda, Mali, Côte d'Ivoire, Congo, Niger, Mozambique, Malawi

Laval, Université

383

TYPOLOGIE LINGUISTIQUE ET HISTOIRE DU PEUPLEMENT : LE CAS DES LANGUES GUR DU BURKINA FASO  

E-Print Network [OSTI]

1 TYPOLOGIE LINGUISTIQUE ET HISTOIRE DU PEUPLEMENT : LE CAS DES LANGUES GUR DU BURKINA FASO Alain latitude nord, et du 7° de longitude ouest au 4° de longitude est, sur l'ensemble du Burkina Faso, mais débordant largement sur tous les pays voisins, le Mali, le Niger, la Côte d'Ivoire, le Ghana, le Togo, le

Boyer, Edmond

384

Abatement Strategies and Disease Assessment for Feral Hogs in East Texas  

E-Print Network [OSTI]

to thank Mr. Justin Irek, Ms. Ann Christian, Mr. Fielding Browder, Mr. Gary Coogler, Mr. David Wright, Mr. Keith Andres, Ms. Linda Murphy, and Mr. Cullen Mancuso for providing the access to their private properties in order to conduct the necessary...) and red (Vulpes vulpes) fox, gray (Sciurus carolinensis) and fox (S. 7 niger)squirrels, white-tailed deer (Odocoileus virginianus), mink (Neovision vision), otter (Lontra canadensis), beaver (Castor canadensis), nutria (Myocastor coypus...

Sumrall, Samuel Aaron

2012-07-16T23:59:59.000Z

385

A Study of the Black and the Yellow Molds of Ear Corn  

E-Print Network [OSTI]

corn from t Lrne cause, it map be asserted that the Texas growers are sustaini yearly loss of $5,818,349. The thoughtful farmer will at once real the importance of being able to save this unnecessary waste. It sho~ be added that as far as the corn.... 25 onions, fully grown bulbs. .......... 25 onions, fully grown bulbs. .......... 25 onlons fully grown bulb;. .......... 25 onions' fully grown bulbs ......... 25 tuber$'Irish potatoes, var: ~ountain A. niger from cott ........... 'Irish...

Taubenhaus, J. J. (Jacob Joseph)

1920-01-01T23:59:59.000Z

386

Investigation of realistic PET simulations incorporating tumor patient's specificity using anthropomorphic models: Creation of an oncology database  

SciTech Connect (OSTI)

Purpose: The GATE Monte Carlo simulation toolkit is used for the implementation of realistic PET simulations incorporating tumor heterogeneous activity distributions. The reconstructed patient images include noise from the acquisition process, imaging system's performance restrictions and have limited spatial resolution. For those reasons, the measured intensity cannot be simply introduced in GATE simulations, to reproduce clinical data. Investigation of the heterogeneity distribution within tumors applying partial volume correction (PVC) algorithms was assessed. The purpose of the present study was to create a simulated oncology database based on clinical data with realistic intratumor uptake heterogeneity properties.Methods: PET/CT data of seven oncology patients were used in order to create a realistic tumor database investigating the heterogeneity activity distribution of the simulated tumors. The anthropomorphic models (NURBS based cardiac torso and Zubal phantoms) were adapted to the CT data of each patient, and the activity distribution was extracted from the respective PET data. The patient-specific models were simulated with the Monte Carlo Geant4 application for tomography emission (GATE) in three different levels for each case: (a) using homogeneous activity within the tumor, (b) using heterogeneous activity distribution in every voxel within the tumor as it was extracted from the PET image, and (c) using heterogeneous activity distribution corresponding to the clinical image following PVC. The three different types of simulated data in each case were reconstructed with two iterations and filtered with a 3D Gaussian postfilter, in order to simulate the intratumor heterogeneous uptake. Heterogeneity in all generated images was quantified using textural feature derived parameters in 3D according to the ground truth of the simulation, and compared to clinical measurements. Finally, profiles were plotted in central slices of the tumors, across lines with heterogeneous activity distribution for visual assessment.Results: The accuracy of the simulated database was assessed against the original clinical images. The PVC simulated images matched the clinical ones best. Local, regional, and global features extracted from the PVC simulated images were closest to the clinical measurements, with the exception of the size zone variability and the mean intensity values, where heterogeneous tumors showed better reproducibility. The profiles on PVC simulated tumors after postfiltering seemed to represent the more realistic heterogeneous regions with respect to the clinical reference.Conclusions: In this study, the authors investigated the input activity map heterogeneity in the GATE simulations of tumors with heterogeneous activity distribution. The most realistic heterogeneous tumors were obtained by inserting PVC activity distributions from the clinical image into the activity map of the simulation. Partial volume effect (PVE) can play a crucial role in the quantification of heterogeneity within tumors and have an important impact on applications such as patient follow-up during treatment and assessment of tumor response to therapy. The development of such a database incorporating patient anatomical and functional variability can be used to evaluate new image processing or analysis algorithms, while providing control of the ground truth, which is not available when dealing with clinical datasets. The database includes all images used and generated in this study, as well as the sinograms and the attenuation phantoms for further investigation. It is freely available to the interested reader of the journal at http://www.med.upatras.gr/oncobase/.

Papadimitroulas, Panagiotis; Efthimiou, Nikos; Nikiforidis, George C.; Kagadis, George C. [Department of Medical Physics, School of Medicine, University of Patras, Rion, GR 265 04 (Greece)] [Department of Medical Physics, School of Medicine, University of Patras, Rion, GR 265 04 (Greece); Loudos, George [Department of Biomedical Engineering, Technological Educational Institute of Athens, Ag. Spyridonos Street, Egaleo GR 122 10, Athens (Greece)] [Department of Biomedical Engineering, Technological Educational Institute of Athens, Ag. Spyridonos Street, Egaleo GR 122 10, Athens (Greece); Le Maitre, Amandine; Hatt, Mathieu; Tixier, Florent; Visvikis, Dimitris [Medical Information Processing Laboratory (LaTIM), National Institute of Health and Medical Research (INSERM), 29609 Brest (France)] [Medical Information Processing Laboratory (LaTIM), National Institute of Health and Medical Research (INSERM), 29609 Brest (France)

2013-11-15T23:59:59.000Z

387

Thai group set to invest in Chinese petchem complex  

SciTech Connect (OSTI)

A $5-billion refinery and petrochemical complex is planned by Thailand's Charoen Pokphand (Bangkok) at the seaport of Nimpoh, near Shanghai. The company has discussed the project with the central government of China, and state oil and petrochemicals company Sinopec (Beijing) is due to complete a feasibility study within the next two months. Charoen's plastics processing subsidiary, Kuo Shen (Hong Kong), is expected to hold 70% in the venture, Sinopec 20%, and the Chinese government the remaining 10%. Western companies have been invited to participate. Solvay (Brussels), a 49% partner with Charoen Pokphand in the Vinythai polyvinyl chloride (PVC) joint venture at Map Ta Pud, Thailand, has not yet made a commitment. The 5-million m.t./year oil refinery would feed the complex, which will be based on a 450,000-m.t./year ethylene plant, downstream aromatics units, and a range of derivatives plants. The complex, which falls outside the many announced for Thailand's current five-year economic plan, is expcted to be implemented in stages. To begin with, a 120,000-m.t./year PVC plant will be built that will be fed on imported vinyl chloride monomer. Charoen is in discussions with process licensers, including Solvay, European Vinyl Corp., BFGoodrich, and Shinetsu. Half the PVC output will be consumed by Kuo Shen in China, where Charoen has several plastics processing units, including one in Shanghai and one in Nimpoh. Meanwhile, Sinopec's Hong Kong subsidiary is seeking partners to invest in joint venture projects in China. Sinopec president Liu Xuemin says the company is willing to cooperate with overseas companies to establish small petrochemical projects. In addition, Sinopec is negotiating with officials of Dayang in Jiangsu province and the special economic zone of Shen Zhen, near Hong Kong, on joint ventures for plastics and food additives.

Alperowicz, N.

1993-01-06T23:59:59.000Z

388

A microscopic particle-vibration coupling approach for atomic nuclei. Giant resonance properties and the renormalization of the effective interaction  

E-Print Network [OSTI]

The self-consistent mean-field (SCMF) theory describes many properties of the ground state and excited states of the atomic nucleus, such as masses, radii, deformations and giant resonance energies. SCMF models are based on the independent particle picture where nucleons are assumed to move in a self-generated average potential. In the first part of this work, we apply a state-of-the-art SCMF approach, based on the Skyrme effective interaction, to two different excitations (viz. the pygmy dipole resonance and the isovector giant quadrupole resonance), investigating their relation with the nuclear matter symmetry energy, which corresponds to the energy cost for changing protons into neutrons and is a key parameter for the nuclear equation of state. However, SCMF models present well known limitations which require the inclusion of further dynamical correlations, e.g. the ones coming from the interweaving between single-particle and collective degrees of freedom (particle-vibration coupling - PVC). In the second part of this work, we report on the application to inclusive (namely, the strength function of giant resonances) and exclusive (the gamma decay of giant resonances) observables of a new self-consistent model based on the PVC idea in the Skyrme framework. In our model we use an effective interaction fitted at mean-field level to some selected experimental data. In principle, when these interactions are used in beyond mean-field theories, one would need to re-determine the parameters of the interaction at the same level of approximation. Moreover, due to the zero-range nature of the employed interaction, divergences arise. In the last and most innovative part of this thesis, we develop, for the first time in finite nuclei, a possible way to cure the divergences, paving the way to the possibility of producing an effective interaction fitted at PVC level.

Marco Brenna

2014-08-01T23:59:59.000Z

389

Polishing compound for plastic surfaces  

DOE Patents [OSTI]

A polishing compound for plastic surfaces is disclosed. The compound contains by weight approximately 4 to 17 parts at least one petroleum distillate lubricant, 1 to 6 parts mineral spirits, 2.5 to 15 parts abrasive particles, and 2.5 to 10 parts water. The abrasive is tripoli or a similar material that contains colloidal silica. Preferably, most of the abrasive particles are less than approximately 10 microns, more preferably less than approximately 5 microns in size. The compound is used on PLEXIGLAS{sup TM}, LEXAN{sup TM}, LUCITE{sup TM}, polyvinyl chloride (PVC) and similar plastic materials whenever a smooth, clear polished surface is desired.

Stowell, M.S.

1993-01-01T23:59:59.000Z

390

Contribution to the Study of Fracture in Amorphous Polymers: Experiments and Modeling  

E-Print Network [OSTI]

observed in a wide range of glassy polymers including PVC, PMMA, epoxy resins, and amorphous PET [5, 6]. On the other hand, the fracture of many polymers is preceded by the formation of crazes. A craze is ini- tiated when an applied tensile stress causes... developed by Sternstein et al. [26, 27] based on experiments on poly(methyl methacrylate) (PMMA) plates with a circular hole under biaxial tension. The underlying assumption behind their criterion is that the polymer free volume, in large amount in amorphous...

De Castro, Anthony

2011-02-22T23:59:59.000Z

391

Polishing compound for plastic surfaces  

DOE Patents [OSTI]

A polishing compound for plastic surfaces is disclosed. The compound contains by weight approximately 4 to 17 parts at least one petroleum distillate lubricant, 1 to 6 parts mineral spirits, 2.5 to 15 parts abrasive particles, and 2.5 to 10 parts water. The abrasive is tripoli or a similar material that contains fine particles silica. Preferably, most of the abrasive particles are less than approximately 10 microns, more preferably less than approximately 5 microns in size. The compound is used on PLEXIGLAS{trademark}, LEXAN{trademark}, LUCITE{trademark}, polyvinyl chloride (PVC) and similar plastic materials whenever a smooth, clear polished surface is desired. 5 figs.

Stowell, M.S.

1995-08-22T23:59:59.000Z

392

Process to recycle shredder residue  

DOE Patents [OSTI]

A system and process for recycling shredder residue, in which separating any polyurethane foam materials are first separated. Then separate a fines fraction of less than about 1/4 inch leaving a plastics-rich fraction. Thereafter, the plastics rich fraction is sequentially contacted with a series of solvents beginning with one or more of hexane or an alcohol to remove automotive fluids; acetone to remove ABS; one or more of EDC, THF or a ketone having a boiling point of not greater than about 125.degree. C. to remove PVC; and one or more of xylene or toluene to remove polypropylene and polyethylene. The solvents are recovered and recycled.

Jody, Bassam J. (Chicago, IL); Daniels, Edward J. (Oak Lawn, IL); Bonsignore, Patrick V. (Channahon, IL)

2001-01-01T23:59:59.000Z

393

CT volumetry of the skeletal tissues  

SciTech Connect (OSTI)

Computed tomography (CT) is an important and widely used modality in the diagnosis and treatment of various cancers. In the field of molecular radiotherapy, the use of spongiosa volume (combined tissues of the bone marrow and bone trabeculae) has been suggested as a means to improve the patient-specificity of bone marrow dose estimates. The noninvasive estimation of an organ volume comes with some degree of error or variation from the true organ volume. The present study explores the ability to obtain estimates of spongiosa volume or its surrogate via manual image segmentation. The variation among different segmentation raters was explored and found not to be statistically significant (p value >0.05). Accuracy was assessed by having several raters manually segment a polyvinyl chloride (PVC) pipe with known volumes. Segmentation of the outer region of the PVC pipe resulted in mean percent errors as great as 15% while segmentation of the pipe's inner region resulted in mean percent errors within {approx}5%. Differences between volumes estimated with the high-resolution CT data set (typical of ex vivo skeletal scans) and the low-resolution CT data set (typical of in vivo skeletal scans) were also explored using both patient CT images and a PVC pipe phantom. While a statistically significant difference (p value <0.002) between the high-resolution and low-resolution data sets was observed with excised femoral heads obtained following total hip arthroplasty, the mean difference between high-resolution and low-resolution data sets was found to be only 1.24 and 2.18 cm{sup 3} for spongiosa and cortical bone, respectively. With respect to differences observed with the PVC pipe, the variation between the high-resolution and low-resolution mean percent errors was a high as {approx}20% for the outer region volume estimates and only as high as {approx}6% for the inner region volume estimates. The findings from this study suggest that manual segmentation is a reasonably accurate and reliable means for the in vivo estimation of spongiosa volume. This work also provides a foundation for future studies where spongiosa volumes are estimated by various raters in more comprehensive CT data sets.

Brindle, James M.; Alexandre Trindade, A.; Pichardo, Jose C.; Myers, Scott L.; Shah, Amish P.; Bolch, Wesley E. [Department of Nuclear and Radiological Engineering, University of Florida, Gainesville, Florida 32611 (United States); Department of Statistics, University of Florida, Gainesville, Florida 32611 (United States); Department of Nuclear and Radiological Engineering, University of Florida, Gainesville, Florida 32611 (United States); Department of Orthopaedics and Rehabilitation, University of Florida, Gainesville, Florida 32611 (United States); MD Anderson Cancer Center Orlando, Orlando, Florida 32806 (United States); Department of Nuclear and Radiological and Department of Biomedical Engineering, University of Florida, Gainesville, Florida 32611 (United States)

2006-10-15T23:59:59.000Z

394

Evaluation of Canal Lining Projects in the Lower Rio Grande Valley  

E-Print Network [OSTI]

?unintentional?vandalism,?and?normal?irrigation?district?operational?and?maintenance? activities.??Each?project?was?evaluated?using?a?visual?inspection?process?during?which? performance/condition?ratings?were?assigned.? ? Without?question,?the?best?lining?system?is?a?synthetic?liner?with?a?protective?barrier?of? shotcrete.??The?synthetic?liner?significantly?reduces?seepage,?while?the?shotcrete?protects...?it? from?damage.??This?lining?system?needs?little?to?no?maintenance.??There?were?two?types?of? liners?used:?PVC?and?polyester.??Each?performed?equally?as?well.? ? The?performance?of?synthetic?liners?without?a?protective...

Karimov, Askar; Leigh, Eric; Fipps, Guy

395

Factors affecting properties of pork sausage patties made with reduced salt contents  

E-Print Network [OSTI]

). Packaging methods included polyvinyl chloride f1lm overwrap (PVC) or vacuum packaging in oxygen impermeable bags (VP). Patt1es were assigned to frozen (-9. 4 C) storage 0 periods of 0, 2, 4 or 8 weeks. Use of phosphates (STP or Lem-0-Fos) in fresh... scores and improved b1nd. The prooxidant effect of NaCl may be masked by the antioxidant effect of STP or Lem-0-Fos. Extended periods of frozen storage reduced frying yield, lowered juiciness and texture scores and allowed development of off...

Matlock, Robert Gerard

1983-01-01T23:59:59.000Z

396

Polishing compound for plastic surfaces  

DOE Patents [OSTI]

A polishing compound for plastic surfaces. The compound contains by weight approximately 4 to 17 parts at least one petroleum distillate lubricant, 1 to 6 parts mineral spirits, 2.5 to 15 parts abrasive particles, and 2.5 to 10 parts water. The abrasive is tripoli or a similar material that contains fine particles silica. Preferably, most of the abrasive particles are less than approximately 10 microns, more preferably less than approximately 5 microns in size. The compound is used on PLEXIGLAS.TM., LEXAN.TM., LUCITE.TM., polyvinyl chloride (PVC) and similar plastic materials whenever a smooth, clear polished surface is desired.

Stowell, Michael S. (New Ellenton, SC)

1995-01-01T23:59:59.000Z

397

Effect of an external stress on moisture diffusion in composite materials  

E-Print Network [OSTI]

separate environmentally controlled rooms, A and B. The temperature of Room A aE 15$ TINE ? NINUTES Figure 2. Cure Cycle for NarrIco N329-7 Adhesive. Figure 3. Final Configuration of the Graphite/Epoxy and Stainless Steel Tensile Coupons. was 16... Centigrade, and the humidity control was achieved within PVC environmental chambers that were built to fit over each load frame in room B. An open container of distilled water was located within each chamber and produced a relative humidity of 93%. In room...

Porth, Edward John

1983-01-01T23:59:59.000Z

398

Recovery of solid fuel from municipal solid waste by hydrothermal treatment using subcritical water  

SciTech Connect (OSTI)

Highlights: Black-Right-Pointing-Pointer Hydrothermal treatment using subcritical water was studied to recover solid fuel from MSW. Black-Right-Pointing-Pointer More than 75% of carbon in MSW was recovered as char. Black-Right-Pointing-Pointer Heating value of char was comparable to that of brown coal and lignite. Black-Right-Pointing-Pointer Polyvinyl chloride was decomposed at 295 Degree-Sign C and 8 MPa and was removed by washing. - Abstract: Hydrothermal treatments using subcritical water (HTSW) such as that at 234 Degree-Sign C and 3 MPa (LT condition) and 295 Degree-Sign C and 8 MPa (HT condition) were investigated to recover solid fuel from municipal solid waste (MSW). Printing paper, dog food (DF), wooden chopsticks, and mixed plastic film and sheets of polyethylene, polypropylene, and polystyrene were prepared as model MSW components, in which polyvinylchloride (PVC) powder and sodium chloride were used to simulate Cl sources. While more than 75% of carbon in paper, DF, and wood was recovered as char under both LT and HT conditions, plastics did not degrade under either LT or HT conditions. The heating value (HV) of obtained char was 13,886-27,544 kJ/kg and was comparable to that of brown coal and lignite. Higher formation of fixed carbon and greater oxygen dissociation during HTSW were thought to improve the HV of char. Cl atoms added as PVC powder and sodium chloride to raw material remained in char after HTSW. However, most Cl originating from PVC was found to converse into soluble Cl compounds during HTSW under the HT condition and could be removed by washing. From these results, the merit of HTSW as a method of recovering solid fuel from MSW is considered to produce char with minimal carbon loss without a drying process prior to HTSW. In addition, Cl originating from PVC decomposes into soluble Cl compound under the HT condition. The combination of HTSW under the HT condition and char washing might improve the quality of char as alternative fuel.

Hwang, In-Hee, E-mail: hwang@eng.hokudai.ac.jp [Laboratory of Solid Waste Disposal Engineering, Faculty of Engineering, Hokkaido University, Kita 13 Nishi 8, Kita-ku, Sapporo 060 8628 (Japan); Aoyama, Hiroya; Matsuto, Toshihiko; Nakagishi, Tatsuhiro; Matsuo, Takayuki [Laboratory of Solid Waste Disposal Engineering, Faculty of Engineering, Hokkaido University, Kita 13 Nishi 8, Kita-ku, Sapporo 060 8628 (Japan)

2012-03-15T23:59:59.000Z

399

Very long single- and few-walled boron nitride nanotubes via the pressurized vapor/condenser method  

SciTech Connect (OSTI)

Boron nitride nanotubes (BNNTs) are desired for their exceptional mechanical, electronic, thermal, structural, textural, optical, and quantum properties. A new method for producing long, small-diameter, single- and few-walled, boron nitride nanotubes (BNNTs) in macroscopic quantities is reported. The pressurized vapor/condenser (PVC) method produces, without catalysts, highly crystalline, very long, small-diameter, BNNTs. Palm-sized, cotton-like masses of BNNT raw material were grown by this technique and spun directly into centimeters-long yarn. Nanotube lengths were observed to be 100 times that of those grown by the most closely related method. Self-assembly and growth models for these long BNNTs are discussed.

Michael W. Smith, Kevin Jordan, Cheol Park, Jae-Woo Kim, Peter Lillehei, Roy Crooks, Joycelyn Harrison

2009-11-01T23:59:59.000Z

400

Turmoil doesn`t dampen enthusiasm  

SciTech Connect (OSTI)

The paper discusses the outlook for the African gas and oil industries. Though Africa remains politically and economically volatile, its vast energy potential is becoming increasingly attractive to foreign oil and gas companies. Separate evaluations are given for Algeria, Egypt, Nigeria, Angola, Libya, Congo, Gabon, Tunisia, Cameroon, Cote D`Ivoire, and briefly for South Africa, Sudan, Equatorial Guinea, Ghana, Zaire, Benin, Mozambique, Chad, Namibia, Tanzania, Eritrea, Guinea-Bissau, Senegal, Morocco, Sao Tome and Principe, Ethiopia, Niger, Madagascar, Rwanda, Mauritania, Seychelles, Uganda, and Liberia.

NONE

1997-08-01T23:59:59.000Z

Note: This page contains sample records for the topic "niamey niger pvc" from the National Library of EnergyBeta (NLEBeta).
While these samples are representative of the content of NLEBeta,
they are not comprehensive nor are they the most current set.
We encourage you to perform a real-time search of NLEBeta
to obtain the most current and comprehensive results.


401

Pink Root Disease of Onions and Its Control in Texas.  

E-Print Network [OSTI]

plant growth, and it does not develop pink root where the soil is sterilized with formaldehyde. But in the check poti where the soil was not sterilized, pink root was present on manly of the seedlings. Tliis proved definitelv that the trace of alkali... ~culation cons~sted ~n i ;arlum No. June 15***. ................ ts made in Aug. 10, 2 partly decayed by Aspergil lu s niger, remainder healthy. Figure 2. (a) Green onion sets treated for various lengths of time in formaldehyde solution. (b) Tanks...

Taubenhaus, J. J. (Jacob Joseph); Mally, Frederick W. (Frederick William)

1921-01-01T23:59:59.000Z

402

On the simulation of enzymatic digest patterns: the fragmentation of oligomeric and polymeric galacturonides by endo-polygalacturonase II  

E-Print Network [OSTI]

A simulation methodology for predicting the time-course of enzymatic digestions is described. The model is based solely on the enzyme's subsite architecture and concomitant binding energies. This allows subsite binding energies to be used to predict the evolution of the relative amounts of different products during the digestion of arbitrary mixtures of oligomeric or polymeric substrates. The methodology has been specifically demonstrated by studying the fragmentation of a population of oligogalacturonides of varying degrees of polymerization, when digested by endo-polygalacturonase II (endo-PG II) from Aspergillus niger.

Hunt, J J; Williams, M A K; Hunt, Jonathan J; Cameron, Randall G; Williams, Martin A.K.

2006-01-01T23:59:59.000Z

403

Closure report for underground storage tank 161-R1U1 and its associated underground piping  

SciTech Connect (OSTI)

Underground storage tank (UST) 161-31 R at the Lawrence Livermore National Laboratory (LLNL) was registered with the State Water Resources Control Board on June 27, 1984. UST 161-31R was subsequently renamed UST 161-R1U1 (Fig. A-1, Appendix A). UST 161-R1U1 was installed in 1976, and had a capacity of 383 gallons. This tank system consisted of a fiberglass reinforced plastic tank, approximately 320 feet of polyvinyl chloride (PVC) underground piping from Building 161, and approximately 40 feet of PVC underground piping from Building 160. The underground piping connected laboratory drains and sinks inside Buildings 160 and 161 to UST 161-R1U1. The wastewater collected in UST 161-R1U1, contained organic solvents, metals, inorganic acids, and radionuclides, most of which was produced within Building 161. On June 28, 1989, the UST 161-R1U1 piping system.around the perimeter of Building 161 failed a precision test performed by Gary Peters Enterprises (Appendix B). The 161-R1U1 tank system was removed from service after the precision test. In July 1989, additional hydrostatic tests and helium leak detection tests were performed (Appendix B) to determine the locations of the piping failures in the Building 161 piping system. The locations of the piping system failures are shown in Figure A-2 (Appendix A). On July 11, 1989, LLNL submitted an Unauthorized Release Report to Alameda County Department of Environmental Health (ACDEH), Appendix C.

Mallon, B.J.; Blake, R.G.

1994-05-01T23:59:59.000Z

404

Co-firing high sulfur coal with refuse derived fuels. Progress report No. 3, [April--June 1995  

SciTech Connect (OSTI)

The Thermogravimetric Analyzer-Fourier Transform Infrared Spectrometer-Mass Spectrometer (TG-FTIR-MS) system was used to identify molecular chlorine, along with HCl, CO, CO{sub 2}, H{sub 2}O, and various hydrocarbons in the gaseous products of the combustion of PVC resin in air. This is a significant finding that will lead us to examine this combustion step further to look for the formation of chlorinated organic compounds. The combination of TG-FTIR and TG-MS offers complementary techniques for the detection and identification of combustion products from coals PVC, cellulose, shredded newspaper, and various blends of these materials. The pilot atmospheric fluidized bed combustor (AFBC) at Western Kentucky University has been tested. The main purpose of these preliminary AFBC runs were to determine the compatibility of coal and pelletized wood in blends and to explore the effects of flue/air ratio. Our objective is to conduct AFBC burns with 90 percent sulfur capture and more then 96% combustion efficiency.

Pan, Wei-Ping; Riley, J.T.; Lloyd, W.G.

1995-05-31T23:59:59.000Z

405

Validation of formability of laminated sheet metal for deep drawing process using GTN damage model  

SciTech Connect (OSTI)

In this study, we studied formability of PET/PVC laminated sheet metal which named VCM (Vinyl Coated Metal). VCM offers various patterns and good-looking metal steel used for appliances such as refrigerator and washing machine. But, this sheet has problems which are crack and peeling of film when the material is formed by deep drawing process. To predict the problems, we used finite element method and GTN (Gurson-Tvergaard-Needleman) damage model to represent damage of material. We divided the VCM into 3 layers (PET film, adhesive and steel added PVC) in finite element analysis model to express the crack and peeling phenomenon. The material properties of each layer are determined by reverse engineering based on tensile test result. Furthermore, we performed the simple rectangular deep drawing and simulated it. The simulation result shows good agreement with drawing experiment result in position, punch stroke of crack occurrence. Also, we studied the fracture mechanism of PET film on VCM by comparing the width direction strain of metal and PET film.

Lim, Yongbin; Cha, Wan-gi; Kim, Naksoo [Department of Mechanical Engineering, Sogang University, 1 Sinsu-dong, Mapo-gu, Seoul, 121-742 (Korea, Republic of); Ko, Sangjin [Mold/die and forming technology team, Product prestige research lab, LG electronics, 222, LG-ro, Jinwi-myeon, Pyeongtaek-si, Gyeonggi-do, 451-713 (Korea, Republic of)

2013-12-16T23:59:59.000Z

406

Study of vinyl chloride formation at landfill sites in California. Final report, 16 July 1985-15 January 1987  

SciTech Connect (OSTI)

The purpose of this study was to determine if vinyl chloride (VC) detected in air above California landfills is produced in situ. Experiments were performed with N and S California landfill samples and anaerobic-digestor sewage sludge. Test materials were incubated with various chlorocarbons and with /sup 13/C-trichloroethylene (TCE) to confirm biological production of /sup 13/C-VC. These experiments confirmed the biological dechlorination of chloroethylenes as the most likely route for VC emission from landfills, rather than chemical or photochemical routes, or PVC degradation. Leaching from PVC could be a minor source of VC, though there was less than 0.1% (estimated) plastic in the landfill samples, containing at most 330 ppm of VC monomer. A landfill sample known to produce VC was used to start an anaerobic chemostat using methanol as sole carbon source. The enriched culture resulting was homogeneous, and when incubated with /sup 13/C-TCE, produced (13)C-VC, confirmed by GC/MS.

Molton, P.M.; Hallen, R.T.; Payne, J.W.

1987-01-01T23:59:59.000Z

407

PERFORMANCE TESTING OF SPRING ENERGIZED C-RINGS FOR USE IN RADIOACTIVE MATERIAL PACKAGINGS CONTAINING TRITIUM  

SciTech Connect (OSTI)

This paper describes the sealing performance testing and results of silver-plated inconel Spring Energized C-Rings used for tritium containment in radioactive shipping packagings. The test methodology used follows requirements of the American Society of Mechanical Engineers (ASME) summarized in ASME Pressure Vessel Code (B&PVC), Section V, Article 10, Appendix IX (Helium Mass Spectrometer Test - Hood Technique) and recommendations by the American National Standards Institute (ANSI) described in ANSI N14.5-1997. The tests parameters bound the predicted structural and thermal responses from conditions defined in the Code of Federal Regulations 10 CFR 71. The testing includes an evaluation of the effects of pressure, temperature, flange deflection, surface roughness, permeation, closure torque, torque sequencing and re-use on performance of metal C-Ring seals.

Blanton, P; Kurt Eberl, K

2007-10-23T23:59:59.000Z

408

Polishing compound for plastic surfaces  

DOE Patents [OSTI]

This invention is comprised of a polishing compound for plastic materials. The compound includes approximately by approximately by weight 25 to 80 parts at least one petroleum distillate lubricant, 1 to 12 parts mineral spirits, 50 to 155 parts abrasive paste, and 15 to 60 parts water. Preferably, the compound includes approximately 37 to 42 parts at least one petroleum distillate lubricant, up to 8 parts mineral spirits, 95 to 110 parts abrasive paste, and 50 to 55 parts water. The proportions of the ingredients are varied in accordance with the particular application. The compound is used on PLEXIGLAS{trademark}, LEXAN{trademark}, LUCITE{trademark}, polyvinyl chloride (PVC), and similar plastic materials whenever a smooth, clear polished surface is desired.

Stowell, M.S.

1991-01-01T23:59:59.000Z

409

Triaxial thermopile array geo-heat-flow sensor  

DOE Patents [OSTI]

A triaxial thermopile array geothermal heat flow sensor is designed to measure heat flow in three dimensions in a reconstituted or unperturbed subsurface regime. Heat flow can be measured in conductive or permeable convective media. The sensor may be encased in protective pvc tubing and includes a plurality of thermistors and an array of heat flow transducers produce voltage proportional to heat flux along the subsurface regime and permit direct measurement of heat flow in the subsurface regime. The presence of the thermistor array permits a comparison to be made between the heat flow estimates obtained from the transducers and heat flow calculated using temperature differences and Fourier's Law. The device is extremely sensitive with an accuracy of less than 0.1 Heat Flow Units (HFU) and may be used for long term readings. 6 figs.

Carrigan, C.R.; Hardee, H.C.; Reynolds, G.D.; Steinfort, T.D.

1990-01-01T23:59:59.000Z

410

Weld Repair of a Stamped Pressure Vessel in a Radiologically Controlled Zone  

SciTech Connect (OSTI)

In September 2012 an ASME B&PVC Section VIII stamped pressure vessel located at the DOE Hanford Site Effluent Treatment Facility (ETF) developed a through-wall leak. The vessel, a steam/brine heat exchanger, operated in a radiologically controlled zone (by the CH2MHill PRC or CHPRC), had been in service for approximately 17 years. The heat exchanger is part of a single train evaporator process and its failure caused the entire system to be shut down, significantly impacting facility operations. This paper describes the activities associated with failure characterization, technical decision making/planning for repair by welding, logistical challenges associated with performing work in a radiologically controlled zone, performing the repair, and administrative considerations related to ASME code requirements.

Cannell, Gary L. [Fluor Enterprises, Inc.; Huth, Ralph J. [CH2MHill Plateau Remediation Company; Hallum, Randall T. [Fluor Government Group

2013-08-26T23:59:59.000Z

411

Pendulum detector testing device  

DOE Patents [OSTI]

A detector testing device which provides consistent, cost-effective, repeatable results. The testing device is primarily constructed of PVC plastic and other non-metallic materials. Sensitivity of a walk-through detector system can be checked by: 1) providing a standard test object simulating the mass, size and material content of a weapon or other contraband, 2) suspending the test object in successive positions, such as head, waist and ankle levels, simulating where the contraband might be concealed on a person walking through the detector system; and 3) swinging the suspended object through each of the positions, while operating the detector system and observing its response. The test object is retained in a holder in which the orientation of the test device or target can be readily changed, to properly complete the testing requirements.

Gonsalves, John M. (Modesto, CA)

1997-01-01T23:59:59.000Z

412

Triaxial thermopile array geo-heat-flow sensor  

DOE Patents [OSTI]

A triaxial thermopile array geothermal heat flow sensor is designed to measure heat flow in three dimensions in a reconstituted or unperturbed subsurface regime. Heat flow can be measured in conductive or permeable convective media. The sensor may be encased in protective pvc tubing and includes a plurality of thermistors and an array of heat flow transducers arranged in a vertical string. The transducers produce voltage proportional to heat flux along the subsurface regime and permit direct measurement of heat flow in the subsurface regime. The presence of the thermistor array permits a comparison to be made between the heat flow estimates obtained from the transducers and heat flow calculated using temperature differences and Fourier's Law. The device is extremely sensitive with an accuracy of less than 0.1 Heat Flow Units (HFU) and may be used for long term readings.

Carrigan, Charles R. (Tracy, CA); Hardee, Harry C. (Albuquerque, NM); Reynolds, Gerald D. (Tijeras, NM); Steinfort, Terry D. (Tijeras, NM)

1992-01-01T23:59:59.000Z

413

Apply reliability centered maintenance to sealless pumps  

SciTech Connect (OSTI)

This paper reports on reliability centered maintenance (RCM) which is considered a crucial part of future reliability engineering. RCM determines the maintenance requirements of plants and equipment in their operating context. The RCM method has been applied to the management of critical sealless pumps in fire/toxic risk services, typical of the petrochemical industry. The method provides advantages from a detailed study of any critical engineering system. RCM is a team exercise and fosters team spirit in the plant environment. The maintenance strategy that evolves is based on team decisions and relies on maximizing the inherent reliability built into the equipment. RCM recommends design upgrades where this inherent reliability is being questioned. Sealless pumps of canned motor design are used as main reactor charge pumps in PVC plants. These pumps handle fresh vinyl chloride monomer (VCM), which is both carcinogenic and flammable.

Pradhan, S. (Exxon Chemicals Canada, Ontario (Canada))

1993-01-01T23:59:59.000Z

414

Pendulum detector testing device  

DOE Patents [OSTI]

A detector testing device is described which provides consistent, cost-effective, repeatable results. The testing device is primarily constructed of PVC plastic and other non-metallic materials. Sensitivity of a walk-through detector system can be checked by: (1) providing a standard test object simulating the mass, size and material content of a weapon or other contraband, (2) suspending the test object in successive positions, such as head, waist and ankle levels, simulating where the contraband might be concealed on a person walking through the detector system; and (3) swinging the suspended object through each of the positions, while operating the detector system and observing its response. The test object is retained in a holder in which the orientation of the test device or target can be readily changed, to properly complete the testing requirements. 5 figs.

Gonsalves, J.M.

1997-09-30T23:59:59.000Z

415

Apparatus for inspecting piping  

DOE Patents [OSTI]

An inspection rabbit for inspecting piping systems having severe bends therein. The rabbit consists of a flexible, modular body containing a miniaturized eddy current inspection probe, a self-contained power supply for proper operation of the rabbit, an outer surface that allows ease of movement through piping systems and means for transmitting data generated by the inspection device. The body is preferably made of flexible polyvinyl chloride (PVC) tubing or, alternatively, silicone rubber with a shrink wrapping of polytetrafluoroethylene (TEFLON.RTM.). The body is formed to contain the power supply, preferably a plurality of batteries, and a spool of communication wire that connects to a data processing computer external to the piping system.

Zollingger, W. Thor (Martinez, GA); Appel, D. Keith (Aiken, SC); Park, Larry R. (Raleigh, NC)

1995-01-01T23:59:59.000Z

416

Apparatus for inspecting piping  

DOE Patents [OSTI]

An inspection rabbit is described for inspecting piping systems having severe bends therein. The rabbit consists of a flexible, modular body containing a miniaturized eddy current inspection probe, a self-contained power supply for proper operation of the rabbit, an outer surface that allows ease of movement through piping systems and means for transmitting data generated by the inspection device. The body is preferably made of flexible polyvinyl chloride (PVC) tubing or, alternatively, silicone rubber with a shrink wrapping of polytetrafluoroethylene (TEFLON{trademark}). The body is formed to contain the power supply, preferably a plurality of batteries, and a spool of communication wire that connects to a data processing computer external to the piping system. 6 figures.

Zollingger, W.T.; Appel, D.K.; Park, L.R.

1995-03-21T23:59:59.000Z

417

Overview of engineering and agricultural design considerations of the Raft River soil-warming and heat-dissipation experiment  

SciTech Connect (OSTI)

The engineering and agricultural considerations of the Raft River soil-warming and heat-dissipation experiment are presented. The experiment is designed to investigate the thermal characteristics of a subsurface pipe network for cooling power-plant condenser effluent, and crop responses to soil warming in an open-field plot. The subsurface soil-warming system is designed to dissipate approximately 100 kW of heat from circulating, 38/sup 0/C geothermal water. Summer operating conditions in the Raft River area, located on the Intermountain Plateau are emphasized. Design is based on the thermal characteristics of the local soil, the climate of the Raft River Valley, management practices for normal agriculture, and the need for an unheated control plot. The resultant design calls for 38-mm polyvinyl chloride (PVC) pipe in a grid composed of parallel loops, for dissipating heat into a 0.8-hectare experimental plot.

Stanley, N.E.; Engen, I.A.; Yrene, C.S.

1982-04-01T23:59:59.000Z

418

System and method for floating-substrate passive voltage contrast  

DOE Patents [OSTI]

A passive voltage contrast (PVC) system and method are disclosed for analyzing ICs to locate defects and failure mechanisms. During analysis a device side of a semiconductor die containing the IC is maintained in an electrically-floating condition without any ground electrical connection while a charged particle beam is scanned over the device side. Secondary particle emission from the device side of the IC is detected to form an image of device features, including electrical vias connected to transistor gates or to other structures in the IC. A difference in image contrast allows the defects or failure mechanisms be pinpointed. Varying the scan rate can, in some instances, produce an image reversal to facilitate precisely locating the defects or failure mechanisms in the IC. The system and method are useful for failure analysis of ICs formed on substrates (e.g. bulk semiconductor substrates and SOI substrates) and other types of structures.

Jenkins, Mark W. (Albuquerque, NM); Cole, Jr., Edward I. (Albuquerque, NM); Tangyunyong, Paiboon (Albuquerque, NM); Soden, Jerry M. (Placitas, NM); Walraven, Jeremy A. (Albuquerque, NM); Pimentel, Alejandro A. (Albuquerque, NM)

2009-04-28T23:59:59.000Z

419

The hypergeometric functions and their confluent forms  

E-Print Network [OSTI]

of an Ordinary Point Z. I'he, latur&: of the Solution in t&uo . leighborhoou of a Singularity l:uci&s' Conditions 4. The Solution for l. urge Values of S. Totally pvc&hs& nn &:, quot io?s 6. The Analytic Continuation of &F'1(a, b;c;z) 7. The Confluent..., + + ~ +, 0 I z who tficr cO?v&. r cnt or?&! t ~ I S Saiu tO asyr ptotical ly I'c&' rc&&0?t I j&c f u?ct iun f ( z) in I j!o . Cctor 8 I wrzt to:1 8 = 02 ~ f(z) J + + + ~ ' l if' f j&r every fixe&1 positive intej&ral ? li&: z (t(z) - (a...

Doyle, Jack Ellsworth

1964-01-01T23:59:59.000Z

420

Lead-selective membrane potentiometric sensor based on a recently synthesized bis(anthraquinone) sulfide derivative  

SciTech Connect (OSTI)

The need for monitoring of toxic heavy metal ions in environmental samples has prompted the development of ion-selective electrodes for these ions. A new PVC membrane electrode for lead ions, based on bis[(1-hydroxy-9,10-anthraquinone)-2-methyl]sulfide as membrane carrier, was prepared. The sensor exhibits a Nernstian response for Pb{sup 2+} over a wide concentration range (5.6 {times} 10{sup {minus}3}--4.0 {times} 10{sup {minus}6} M). It has a response time of about 30 s and can be used for at least 3 months without any divergence in potentials. The proposed membrane sensor revealed good selectivities for Pb{sup 2+} over a wide variety of other metal ions. It was used as an indicator electrode in potentiometric titration of lead ion.

Pouretedal, H.R.; Forghaniha, A.; Sharghi, H. [Shiraz Univ. (Iran, Islamic Republic of). Dept. of Chemistry; Shamsipur, M. [Razi Univ., Kermanshah (Iran, Islamic Republic of). Dept. of Chemistry

1998-12-01T23:59:59.000Z

Note: This page contains sample records for the topic "niamey niger pvc" from the National Library of EnergyBeta (NLEBeta).
While these samples are representative of the content of NLEBeta,
they are not comprehensive nor are they the most current set.
We encourage you to perform a real-time search of NLEBeta
to obtain the most current and comprehensive results.


421

Propane Vehicle Demonstration Grant Program  

SciTech Connect (OSTI)

Project Description: Propane Vehicle Demonstration Grants The Propane Vehicle Demonstration Grants was established to demonstrate the benefits of new propane equipment. The US Department of Energy, the Propane Education & Research Council (PERC) and the Propane Vehicle Council (PVC) partnered in this program. The project impacted ten different states, 179 vehicles, and 15 new propane fueling facilities. Based on estimates provided, this project generated a minimum of 1,441,000 new gallons of propane sold for the vehicle market annually. Additionally, two new off-road engines were brought to the market. Projects originally funded under this project were the City of Portland, Colorado, Kansas City, Impco Technologies, Jasper Engines, Maricopa County, New Jersey State, Port of Houston, Salt Lake City Newspaper, Suburban Propane, Mutual Liquid Propane and Ted Johnson.

Jack Mallinger

2004-08-27T23:59:59.000Z

422

Resin-assisted Enrichment of N-terminal Peptides for Characterizing Proteolytic Processing  

SciTech Connect (OSTI)

Proteolytic processing is a ubiquitous, irreversible posttranslational modification that plays an important role in cellular regulation in all living organisms. Herein we report a resin-assisted positive selection method for specifically enriching protein N-terminal peptides to facilitate the characterization of proteolytic processing events by liquid chromatography-tandem mass spectrometry. In this approach, proteins are initially reduced and alkylated and their lysine residues are converted to homoarginines. Then, protein N-termini are selectively converted to reactive thiol groups. We demonstrate that these sequential reactions were achieved with nearly quantitative efficiencies. Thiol-containing N-terminal peptides are then captured (>98% efficiency) by a thiol-affinity resin, a significant improvement over the traditional avidin/biotin enrichment. Application to cell lysates of Aspergillus niger, a filamentous fungus of interest for biomass degradation, enabled the identification of 1672 unique protein N-termini and proteolytic cleavage sites from 690 unique proteins.

Kim, Jong Seo; Dai, Ziyu; Aryal, Uma K.; Moore, Ronald J.; Camp, David G.; Baker, Scott E.; Smith, Richard D.; Qian, Weijun

2013-06-17T23:59:59.000Z

423

- Nord-Maroc (Rif):  

E-Print Network [OSTI]

The purpose of this paper is to establish correspondences between dental stops in seven berber dialects (six from Morocco and one from Algeria). We will be particularly interested in the process of spirantization. The proces, particularly developed in the northern dialects, is starting to affect central dialects as well. we will show that in some dialects (Ayt sadden, Ayt Ouzin and Ayt Mansour) the development of spirantization is phonetically conditioned. 1. Distribution géographique des parlers berbčres Le domaine berbčre couvre une vaste zone géographique qui s'étend de l'océan Atlantique ŕ la frontičre égyptienne et de la Méditerranée jusqu'au fleuve Niger (voir carte 1). Sur cette vaste étendue, les berbérophones ne forment pas une masse compacte; ils se répartissent en îlots d'importance trčs variable (voir Basset 1952 et

A L' evolution Des Occlusives; Dentales Du Proto-berbere; N. Louali; J. M. Hombert; Ayt Youssi; Ayt Mansour

424

Solar electricity for Africa: The case of Kenya  

SciTech Connect (OSTI)

This paper presents results of two recent World Bank efforts made in Kenya, Niger, and Cameroon to study the impact of two different renewable projects, one a Micro-Lights program involving about 500 lanterns and the second a survey of 410 households using solar electricity systems. The Micro-Lights program showed that users have distinct preferences in the style of the lamps, that they are willing to spend cash, and that they demand good quality. They may be initially satisfied, but rapidly want more from their purchases. The photoelectric system survey touched less than 1% of such households, and looked at user education, system size, satisfaction, expectations, age of system, appliances, and expectations.

Plas, R.J. van der

1997-12-01T23:59:59.000Z

425

Challenges in Whole-Genome Annotation of Pyrosequenced Eukaryotic Genomes  

SciTech Connect (OSTI)

Pyrosequencing technologies such as 454/Roche and Solexa/Illumina vastly lower the cost of nucleotide sequencing compared to the traditional Sanger method, and thus promise to greatly expand the number of sequenced eukaryotic genomes. However, the new technologies also bring new challenges such as shorter reads and new kinds and higher rates of sequencing errors, which complicate genome assembly and gene prediction. At JGI we are deploying 454 technology for the sequencing and assembly of ever-larger eukaryotic genomes. Here we describe our first whole-genome annotation of a purely 454-sequenced fungal genome that is larger than a yeast (>30 Mbp). The pezizomycotine (filamentous ascomycote) Aspergillus carbonarius belongs to the Aspergillus section Nigri species complex, members of which are significant as platforms for bioenergy and bioindustrial technology, as members of soil microbial communities and players in the global carbon cycle, and as agricultural toxigens. Application of a modified version of the standard JGI Annotation Pipeline has so far predicted ~;;10k genes. ~;;12percent of these preliminary annotations suffer a potential frameshift error, which is somewhat higher than the ~;;9percent rate in the Sanger-sequenced and conventionally assembled and annotated genome of fellow Aspergillus section Nigri member A. niger. Also,>90percent of A. niger genes have potential homologs in the A. carbonarius preliminary annotation. Weconclude, and with further annotation and comparative analysis expect to confirm, that 454 sequencing strategies provide a promising substrate for annotation of modestly sized eukaryotic genomes. We will also present results of annotation of a number of other pyrosequenced fungal genomes of bioenergy interest.

Kuo, Alan; Grigoriev, Igor

2009-04-17T23:59:59.000Z

426

Laboratory study on the behaviour of spent AA household alkaline batteries in incineration  

SciTech Connect (OSTI)

The quantitative evaluation of emissions from incineration is essential when Life Cycle Assessment (LCA) studies consider this process as an end-of-life solution for some wastes. Thus, the objective of this work is to quantify the main gaseous emissions produced when spent AA alkaline batteries are incinerated. With this aim, batteries were kept for 1 h at 1273 K in a refractory steel tube hold in a horizontal electric furnace with temperature control. At one end of the refractory steel tube, a constant air flow input assures the presence of oxygen in the atmosphere and guides the gaseous emissions to a filter system followed by a set of two bubbler flasks having an aqueous solution of 10% (v/v) nitric acid. After each set of experiments, sulphur, chlorides and metals (As, Cd, Co, Cr, Cu, Fe, Hg, Mn, Ni, Pb, Sb, Tl and Zn) were analyzed in both the solutions obtained from the steel tube washing and from the bubblers. Sulphur, chlorides and metals were quantified, respectively, using barium sulfate gravimetry, the Volhard method and atomic absorption spectrometry (AAS). The emissions of zinc, the most emitted metal, represent about 6.5% of the zinc content in the batteries. Emissions of manganese (whose oxide is the main component of the cathode) and iron (from the cathode collector) are negligible when compared with their amount in AA alkaline batteries. Mercury is the metal with higher volatility in the composition of the batteries and was collected even in the second bubbler flask. The amount of chlorides collected corresponds to about 36% of the chlorine in the battery sleeve that is made from PVC. A considerable part of the HCl formed in PVC plastic sleeve incineration is neutralized with KOH, zinc and manganese oxides and, thus, it is not totally released in the gas. Some of the emissions are predictable through a thermodynamic data analysis at temperatures in the range of 1200-1300 K taking into account the composition of the batteries. This analysis was done for most of potential reactions between components in the batteries as well as between them and the surrounding atmosphere and it reasonably agrees the experimental results. The results obtained show the role of alkaline batteries at the acid gases cleaning process, through the neutralization reactions of some of their components. Therefore, LCA of spent AA alkaline batteries at the municipal solid waste (MSW) incineration process must consider this contribution.

Almeida, Manuel F. [LEPAE, Faculty of Engineering, University of Porto, Rua Dr. Roberto Frias, 4200-465 Porto (Portugal)], E-mail: mfa@fe.up.pt; Xara, Susana M.; Delgado, Julanda; Costa, Carlos A. [LEPAE, Faculty of Engineering, University of Porto, Rua Dr. Roberto Frias, 4200-465 Porto (Portugal)

2009-01-15T23:59:59.000Z

427

Taiwan`s experience with municipal waste recycling  

SciTech Connect (OSTI)

Currently, each person on the average produces 1.15 kg of the municipal waste per day and a total of 9 million metric tons were generated annually in Taiwan. The disposal of such a huge amount of waste presents tremendous challenge for the island due to the scarcity of landfills and incineration facilities available locally. EPA of Taiwan, R.O.C. thus takes an active role in promoting waste recycling to reduce the garbage produced in municipalities. In order to efficiently utilize the government`s human and financial resources used in recycling, started from January 31, 1989, EPA has mandated the producer responsibility recycling program for several designated post-consumer products such as PET, PVC bottles, scrap tires, scrap motor vehicles, etc. Producer responsibility recycling program specifies that the manufacturers, importers and sellers of these designated products have the responsibility to retrieve their products and recycle them properly. Several negative effects have been encountered while the implementation of this producer responsibility recycling program in Taiwan which resulted in a modification of this recycling program recently. This paper presents the encountered experiences on the implementation of municipal waste recycling program in Taiwan.

Lee, C.H. [Da-Yeh Univ., Chang-Hwa (Taiwan, Province of China)

1998-12-31T23:59:59.000Z

428

Biochemical, raw, and cooked color characteristics of individual bovine muscles in oxygen permeable and modified atmosphere packages  

E-Print Network [OSTI]

.07c 0.04d 0.20e 0.17fg 2 0.10d 0.19c 0.10cd 0.06e 0.21fg 3 0.06d 0.04c 0.09cd 0.10e 0.23fg 4 0.12d 0.09c 0.02d 0.23e 0.25fg 5 0.13d 0.05c 0.11cd 0.28de 0.24fg PVC a 0 0.04d 0.02c 0.03d 0.05e 0.02g 1 0.08d 0.03c 0.05d 0.10e 0...), and the M. Rectus femoris (RF). Muscle TM BF ST VL RF HOXa 0 4.89defgh 5.92ijkl 3.18jkl 4.80e 4.11fg 1 5.08cdefgh 5.34kl 3.46jkl 4.59ef 3.54g 2 4.14h 7.15fghij 2.94l 4.11ef 4.75efg 3 4.19h 5.75jkl 3.75ijkl 4.14ef 4.06fg 4 4.19h 4.95l 3...

Mies, Patrick Daniel

2004-09-30T23:59:59.000Z

429

Low temperature charge transport and microwave absorption of carbon coated iron nanoparticles–polymer composite films  

SciTech Connect (OSTI)

Highlights: ? Carbon coated Fe nanoparticle–PVC composite films were prepared by solution casting method. ? A low electrical percolation threshold of 2.2 was achieved. ? The low temperature electrical conductivity follows variable range hopping type conduction. ? An EMI shielding of 18 dB was achieved in 200 micron thick film. -- Abstract: In this paper, the low temperature electrical conductivity and microwave absorption properties of carbon coated iron nanoparticles–polyvinyl chloride composite films are investigated for different filler fractions. The filler particles are prepared by the pyrolysis of ferrocene at 980 °C and embedded in polyvinyl chloride matrix. The high resolution transmission electron micrographs of the filler material have shown a 5 nm thin layer graphitic carbon covering over iron particles. The room temperature electrical conductivity of the composite film changes by 10 orders of magnitude with the increase of filler concentration. A percolation threshold of 2.2 and an electromagnetic interference shielding efficiency (EMI SE) of ?18.6 dB in 26.5–40 GHz range are observed for 50 wt% loading. The charge transport follows three dimensional variable range hopping conduction.

Prasad, V., E-mail: vishnu@physics.iisc.ernet.in [Department of Physics, Indian Institute of Science, Bangalore 560 012 (India)

2012-06-15T23:59:59.000Z

430

Studies of the combustion of coal/refuse derived fuels using thermogravimetric-Fourier transform infrared-mass spectrometry  

SciTech Connect (OSTI)

The materials used in this project included two bituminous coals, a medium molecular weight PVC resin, cellulose, and shredded newspaper. Analytical data for the samples are given. A TA Instruments Model 951 Thermogravimetric Analyzer (TG) interfaced to a Perkin Elmer 1650 Fourier Transform Infrared Spectrometer (FTIR) was used in this study. The horizontal quartz furnace of the TG was connected to the 10 cm gas cell of the FTIR using an insulated teflon tube heated to a temperature of 150{degrees}C. The TG was also interfaced to a VG Thermolab Mass Spectrometer (MS) using a fused silica capillary sampling tube heated to approximately 170{degrees}C. A teflon splitter divides the gases from the TG into two parts, one to the FTIR ({approximately}95%), and the other to the MS ({approximately}5%). A schematic of the TG-FTIR-MS system, is presented. In the TG experiments, all samples ({approximately}300 mg each) were heated in air (50 ML/min) at a rate of 10{degrees}C/min to 700{degrees}C. The spectra and profiles of gaseous species evolving from the TG system were recorded and analyzed by the TGA-FTIR-MS analytical system. The results of the experiments are given.

Lu, H.; Li, J.; Lloyd, W.G. [and others

1995-08-01T23:59:59.000Z

431

Co-firing High Sulfur Coal with Refuse Derived Fuels. Technical Progress Report {number_sign}11  

SciTech Connect (OSTI)

The objective of this quarter of study was to prepare fuel pellets containing PVC, newspaper and plastics to be co-fired with coal in the AFBC combustor. The Western Kentucky University atmospheric fluidized bed combustion system requires the fuel to fall from a bunker into a lock-hopper, and from there into a mixing box where the fuel is auger-fed under pressure into the bottom of the fluidized bed. The fuel must flow freely out of the bunker and through the lock- hopper for proper feeding into the combustor. In order for the fuel to continuously fall through these units and into the mixing box during combustion, the density of the fuel and the size of the particles must meet certain requirements. The particles must be no larger than 3/8 inches in diameter and must have a density approaching that of coal. Loose materials such as sawdust, shredded paper products and most shredded plastics do not feed properly in the WKU AFBC system. Bridging and blockage of feed chutes result, even with constant vibration of parts of the feed mechanism. It is not possible to run the AFBC system powered solely by these loose materials.

Pan, Wei-Ping; Riley, John T.; Lloyd, William G.

1997-05-31T23:59:59.000Z

432

Co-firing high sulfur coal with refuse derived fuels. Final report  

SciTech Connect (OSTI)

This project was designed to evaluate the combustion performance of and emissions from a fluidized bed combustor during the combustion of mixtures of high sulfur and/or high chlorine coals and municipal solid waste (MSW). The project included four major tasks, which were as follows: (1) Selection, acquisition, and characterization of raw materials for fuels and the determination of combustion profiles of combination fuels using thermal analytical techniques; (2) Studies of the mechanisms for the formation of chlorinated organics during the combustion of MSW using a tube furnace; (3) Investigation of the effect of sulfur species on the formation of chlorinated organics; and (4) Examination of the combustion performance of combination fuels in a laboratory scale fluidized bed combustor. Several kinds of coals and the major combustible components of the MSW, including PVC, newspaper, and cellulose were tested in this project. Coals with a wide range of sulfur and chlorine contents were used. TGA/MS/FTIR analyses were performed on the raw materials and their blends. The possible mechanism for the formation of chlorinated organics during combustion was investigated by conducting a series of experiments in a tube furnace. The effect of sulfur dioxide on the formation of molecular chlorine during combustion processes was examined in this study.

Pan, W.P.; Riley, J.T.; Lloyd, W.G.

1997-11-30T23:59:59.000Z

433

Co-firing high sulfur coal with refuse derived fuels. Technical report {number_sign}4  

SciTech Connect (OSTI)

In order to study combustion performance under conditions similar to that in the AFBC system, the authors conducted a series of experiments at a heating rate of 100 C/min using the TGA/FTIR/MS system. Results indicate that more hydrocarbons are evolved at the faster heating rate, owing to incomplete combustion of the fuel. Chlorinated organic compounds can be formed at high heating rates. Certain oxidation products such as organic acids and alcohols are obtained at the slow heating rate. To simulate the conditions used in the atmospheric fluidized bed combustor (AFBC) at Western Kentucky University, studies were also conducted using a quartz tube in a tube furnace. The temperature conditions were kept identical to those of the combustor. The products evolved from the combustion of coal, PVC, and mixtures of the two were trapped in suitable solvents at different temperatures, and analyzed using the Shimadzu GC/MS system. The detection limits and the GC/MS analytical parameters were also established. The experiments were conducted keeping in mind the broader perspective; that of studying conditions conducive to the formation of chlorinated organic compounds from the combustion of coal/MSW blends. 32 figs., 16 tabs.

Pan, W.P.; Riley, J.T.; Lloyd, W.G.

1995-08-03T23:59:59.000Z

434

Heat strain and heat stress for workers wearing protective suits at a hazardous waste site  

SciTech Connect (OSTI)

In order to evaluate the effects of heat stress when full body protective suits are worn, heart rates, oral temperatures and environmental parameters were measured for five unacclimatized male workers (25-33 years of age) who performed sampling activities during hazardous waste clean-up operations. The protective ensembles included laminated PVC-Tyvec chemical resistant hood suits with rubber boots, gloves, full facepiece dual cartridge respirators and hard hats. For comparison, measurements also were performed when the men worked at a similar level of activity while they wore ordinary work clothes. A comparison of the heart rates for the men working with and without suits indicated that wearing the suits imposed a heat stress equivalent to adding 6/sup 0/ to 11/sup 0/C (11/sup 0/ to 20/sup 0/F) to the ambient WBGT index. A similar result was obtained by calculating the WBGT in the microclimate inside the suits and comparing it to the ambient WBGT. These results indicate the following: 1) there exists a significant risk of heat injury during hazardous waste work when full body protective clothing is worn, and 2) threshold limit values for heat stress established by the ACGIH must be lowered substantially before extending them to cover workers under these conditions.

Paull, J.M.; Rosenthal, F.S.

1987-05-01T23:59:59.000Z

435

Radial elasticity of multi-walled boron nitride nanotubes  

SciTech Connect (OSTI)

We investigated the radial mechanical properties of multi-walled boron nitride nanotubes (MW-BNNTs) using atomic force microscopy. The employed MW-BNNTs were synthesized using pressurized vapor/condenser (PVC) methods and were dispersed in aqueous solution using ultrasonication methods with the aid of ionic surfactants. Our nanomechanical measurements reveal the elastic deformational behaviors of individual BNNTs with two to four tube walls in their transverse directions. Their effective radial elastic moduli were obtained through interpreting their measured radial deformation profiles using Hertzian contact mechanics models. Our results capture the dependences of the effective radial moduli of MW-BNNTs on both the tube outer diameter and the number of tube layers. The effective radial moduli of double-walled BNNTs are found to be several-fold higher than those of single-walled BNNTs within the same diameter range. Our work contributes directly to a complete understanding of the fundamental structural and mechanical properties of BNNTs and the pursuits of their novel structural and electronics applications.

Michael W. Smith, Cheol Park, Meng Zheng, Changhong Ke ,In-Tae Bae, Kevin Jordan

2012-02-01T23:59:59.000Z

436

Cleareye In-Ground and In-Concrete DIV Inspections: FY11 Final Report  

SciTech Connect (OSTI)

This report summarizes the results of a series of feasibility testing studies for in-ground and in-concrete imaging/detection technologies including radar imaging and acoustic time-of flight method. The objectives of this project are: (1) Design Information Verification (DIV) Tools for In-Concrete Inspections - To determine the feasibility of using holographic radar imaging (HRI), radar imaging, and acoustic time-of-flight (TOF) non-destructive evaluation technologies to detect, locate and identify pipes and voids embedded in standard-density and high-density concrete walls that typify those the IAEA will need to verify during field inspections; (2) DIV Tools for In-Ground Inspections - To determine the feasibility of using HRI and radar imaging non-destructive evaluation technologies to detect, locate, and identify objects buried at various depths made of various materials (metal, plastic, wood, and concrete) and representing geometries that typify those the IAEA will need to verify during field inspections; and (3) Based on the results of the studies, recommend the next steps needed to realize fieldable tools for in-concrete and in-ground inspections (including detection of deeply buried polyvinyl chloride [PVC] pipes) that employ the technologies shown to be feasible.

Braatz, Brett G.; Tedeschi, Jonathan R.; Denslow, Kayte M.; Morra, Marino; Knopik, Clint D.; Severtsen, Ronald H.; Jones, Anthony M.; Lechelt, Wayne M.; McMakin, Douglas L.; Good, Morris S.; Sorensen, Jerry B.; Hall, Thomas E.

2012-01-23T23:59:59.000Z

437

Precision Measurement of the Decay Rate of 7Be in Host Materials  

E-Print Network [OSTI]

A controlled and precise determination of the cross-sections of the fusion reactions 7Be(p,gamma)8B and 3He(4He,gamma)7Be, which play an important role in determining the solar neutrino flux, necessitates the knowledge of a precise value of the electron-capture half-life of 7Be. This half-life may depend on the material hosting the 7Be atoms via small modifications of the electron density around the 7Be nucleus. In this brief communication we report on the measurement of 7Be implanted in four materials: copper, aluminum, sapphire and PVC. The four results are consistent with a null host dependence within two standard deviations and their weighted average of 53.236(39)d agrees very well with the adopted value in the literature, 53.22(6)d. The present results may exhibit a slight (0.22%) increase of the half-life at room temperature for metals compared to insulators that requires further studies.

Y. Nir-El; G. Haquin; Z. Yungreiss; M. Hass; G. Goldring; S. K. Chamoli; B. S. Nara Singh; S. Lakshmi; U. Koester; N. Champault; A. Dorsival; G. Georgiev; V. N. Fedoseyev; B. A. Marsh; D. Schumann; G. Heidenreich; S. Teichmann

2006-12-03T23:59:59.000Z

438

Mortality and cancer morbidity in workers exposed to low levels of vinyl chloride monomer at a polyvinyl chloride processing plant  

SciTech Connect (OSTI)

To study whether exposure to low levels of vinyl chloride monomer (VCM) causes increased risk for cancer morbidity and death from ischemic heart disease, a cohort study was performed among 2,031 male workers at a polyvinyl chloride (PVC) processing plant who had been employed for at least 3 months during the period 1945-1980. An almost significantly increased total mortality (SMR = 116, 95% CI 99-136) was found. Deaths caused by violence or intoxication were significantly increased (SMR = 153, 95% CI 109-213), but not deaths from ischemic heart disease (SMR = 100, 95% CI 73-135). A significant increase in total cancer morbidity was observed (SMR = 128, 95% CI 101-161). Respiratory cancers were significantly increased (SMR = 213, 95% CI 127-346). Furthermore, six brain tumors (vs. 2.6 expected) were observed. This increase, however, was not significant (SMR = 229, 95% CI 84-498). No liver hemangiosarcoma was observed. Applying a latency period of greater than or equal to 10 years from start of employment did not change the risk patterns. There were no significant exposure-response associations between exposure estimates for VCM, asbestos, and plasticizers and cancer morbidity.

Hagmar, L.; Akesson, B.; Nielsen, J.; Andersson, C.; Linden, K.; Attewell, R.; Moeller, T. (University Hospital, Lund (Sweden))

1990-01-01T23:59:59.000Z

439

Investigation of test methods, material properties, and processes for solar cell encapsulants. Annual report  

SciTech Connect (OSTI)

The goal of this program is to identify, evaluate, and recommend encapsulant materials and processes for the production of cost-effective, long-life solar cell modules. Technical activities during the past year have covered a number of topics and have emphasized the development of solar module encapsulation technology that employs ethylene/vinyl acetate, copolymer (EVA) as the pottant. These activities have included: (1) continued production of encapsulation grade EVA in sheet form to meet the needs of the photovoltaic industry; (2) investigations of three non-blocking techniques for EVA sheet; (3) performed an economic analysis of the high volume production of each pottant in order to estimate the large volume selling price (EVA, EPDM, aliphatic urethane, PVC plastisol, and butyl acrylate); (4) initiated an experimental corrosion protection program to determine if metal components could be successfully protected by encapsulation; (5) began an investigation to determine the maximum temperature which can be tolerated by the candidate pottant material in the event of hot spot heating or other temperature override; (6) continuation of surveys of potentially useful outer cover materials; and (7) continued with the accelerated artificial weathering of candidate encapsulation materials. Study results are presented. (WHK)

Willis, P. B.; Baum, B.; Schnitzer, H. S.

1980-07-01T23:59:59.000Z

440

Inhibition of human platelet phospholipase A/sub 2/ by mono(2-ethylhexyl)phthalate  

SciTech Connect (OSTI)

There is evidence that the carcinogenic and teratogenic effects attributed to the plasticizer di(2-ethylhexyl)phthalate (DEHP) are due to its major metabolite mono(2-ethylhexyl)phthalate (MEHP). MEHP is also formed ex vivo by a plasma enzyme in blood products stored in polyvinyl chloride (PVC) DEHP plastic containers. People who receive large amounts of blood products, such as hemophiliacs or patients undergoing hemodialysis, cardiopulmonary bypass, or massive transfusion, are exposed to significant levels of plasticizer. In this study, the platelet was used to show that MEHP inhibits phospholipase A/sub 2/ (PLA/sub 2/), one of the enzymes important in the release of arachidonic acid from membrane phospholipids. PLA/sub 2/ was measured by the liberation of /sup 14/C-arachidonic acid from 1-stearoyl-2-(1-/sup 14/C)arachidonyl-L-3-phosphatidylcholine. MEHP inhibits PLA/sub 2/ activity noncompetitively in intact human platelets and lysates with a K/sub i/ of 3.7 x 10/sup -4/ M. DEHP does not inhibit PLA/sub 2/ in whole platelets. Inhibition of PLA/sub 2/ by MEHP occurs at only three times the circulating level of MEHP measured in neonates undergoing exchange transfusion and 20-fold the levels experienced by patients during cardiopulmonary bypass. Therefore, infants and adult patients with multisystem failure who accumulate MEHP in their blood may be at risk for decreased platelet function.

Labow, R.S.; Meek, E.; Adams, G.A.; Rock, G.

1988-06-01T23:59:59.000Z

Note: This page contains sample records for the topic "niamey niger pvc" from the National Library of EnergyBeta (NLEBeta).
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441

Studying the Internal Ballistics of a Combustion Driven Potato Cannon using High-speed Video  

E-Print Network [OSTI]

A potato cannon was designed to accommodate several different experimental propellants and have a transparent barrel so the movement of the projectile could be recorded on high-speed video (at 2000 frames per second). Both combustion chamber and barrel were made of polyvinyl chloride (PVC). Five experimental propellants were tested: propane (C3H8), acetylene (C2H2), ethanol (C2H6O), methanol (CH4O), and butane (C4H10). The amount of each experimental propellant was calculated to approximate a stoichometric mixture and considering the Upper Flammability Limit (UFL) and the Lower Flammability Limit (LFL), which in turn were affected by the volume of the combustion chamber. Cylindrical projectiles were cut from raw potatoes so that there was an airtight fit, and each weighed 50 (+/- 0.5) grams. For each trial, position as a function of time was determined via frame by frame analysis. Five trials were taken for each experimental propellant and the results analyzed to compute velocity and acceleration as functions...

Courtney, E D S

2013-01-01T23:59:59.000Z

442

Portable containment sleever apparatus  

DOE Patents [OSTI]

A sleever apparatus includes an inner member with a central passage through which an item to be sleeved is passed. An outer member surrounds the inner member and defines a space between the members for holding a supply of containment material, which is preferably plastic sleeving. The apparatus has a handle which allows a user to hold the apparatus and walk the apparatus along the length of the item to be sleeved. As the user passes the item through the sleever apparatus, the containment material exits through a slit at one end of the apparatus in order to contain the item. The sleever apparatus may be formed of disposable materials, such as cardboard, and may be intended for a single use application. Alternatively, the sleever apparatus may be comprised of more permanent materials such as PVC or fiberglass. The sleever apparatus may include a serrated end for cutting the containment material and may include appropriate tubing and valves for either directing an inert gas into the containment material around the item or for withdrawing air from within the containment material in order to create a vacuum. In one embodiment, the sleever apparatus has a cartridge that can be replaced with another cartridge once the supply of the containment material has been depleted.

Rea, Michael J. (North Augusta, SC); Brown, Roger A. (North Augusta, SC)

2000-01-01T23:59:59.000Z

443

Predicting Polymeric Crystal Structures by Evolutionary Algorithms  

E-Print Network [OSTI]

The recently developed evolutionary algorithm USPEX proved to be a tool that enables accurate and reliable prediction of structures for a given chemical composition. Here we extend this method to predict the crystal structure of polymers by performing constrained evolutionary search, where each monomeric unit is treated as one or several building blocks with fixed connectivity. This greatly reduces the search space and allows the initial structure generation with different sequences and packings using these blocks. The new constrained evolutionary algorithm is successfully tested and validated on a diverse range of experimentally known polymers, namely polyethylene (PE), polyacetylene (PA), poly(glycolic acid) (PGA), poly(vinyl chloride) (PVC), poly(oxymethylene) (POM), poly(phenylene oxide) (PPO), and poly (p-phenylene sulfide) (PPS). By fixing the orientation of polymeric chains, this method can be further extended to predict all polymorphs of poly(vinylidene fluoride) (PVDF), and the complex linear polymer crystals, such as nylon-6 and cellulose. The excellent agreement between predicted crystal structures and experimentally known structures assures a major role of this approach in the efficient design of the future polymeric materials.

Qiang Zhu; Vinit Sharma; Artem R Oganov; Rampi Ramprasad

2014-06-05T23:59:59.000Z

444

Radiation Resistance of XLPE Nano-dielectrics for Advanced Reactor Applications  

SciTech Connect (OSTI)

Recently there has been renewed interest in nuclear reactor safety, particularly as commercial reactors are approaching 40 years service and lifetime extensions are considered, as well as for new reactor building projects around the world. The materials that are currently used in cabling for instrumentation, reactor control, and communications include cross-linked polyethylene (XLPE), ethylene propylene rubber (EPR), polyvinyl chloride (PVC), neoprene, and chlorosulfonated polyethylene. While these materials show suitable radiation tolerance in laboratory tests, failures before their useful lifetime occur due to the combined environmental effects of radiation, temperature and moisture, or operation under abnormal conditions. In addition, the extended use of commercial reactors beyond their original service life places a greater demand on insulating materials to perform beyond their current ratings in these nuclear environments. Nanocomposite materials that are based on XLPE and other epoxy resins incorporating TiO2, MgO, SiO2, and Al2O3 nanoparticles are being fabricated using a novel in-situ method established at ORNL to demonstrate materials with increased resistance to radiation. As novel nanocomposite dielectric materials are developed, characterization of the non-irradiated and irradiated nanodielectrics will lead to a knowledge base that allow for dielectric materials to be engineered with specific nanoparticle additions for maximum benefit to wide-variety of radiation environments found in nuclear reactors. This paper presents the initial findings on the development of XLPE-based SiO2 nano-composite dielectrics in the context of electrical performance and radiation degradation.

Duckworth, Robert C [ORNL; Polyzos, Georgios [ORNL; Paranthaman, Mariappan Parans [ORNL; Aytug, Tolga [ORNL; Leonard, Keith J [ORNL; Sauers, Isidor [ORNL

2014-01-01T23:59:59.000Z

445

Reconstruction and operation of the El Paso Solar Pond with a geosynthetic clay liner system  

SciTech Connect (OSTI)

After the original XR-5 membrane liner failed in 1992, the El Paso Solar Pond was reconstructed and operated with a geosynthetic clay liner (GCL) system. The solar pond is approximately 3,000 m{sup 2} in surface area, and 3.2 meters deep with a 15{degree} side-wall slope. A new heat extraction system includes 15-cm (6-inch) rubber hoses and two redesigned polypropylene diffusers. A new automated instrumentation system was developed for monitoring pond status. It uses a newly developed scanner combined with a computer for both position control and data logging. The salinity gradient was established using a new scanning method, as opposed to the previously used fixed point method. Fresh water was injected into brine through a newly designed PVC bar shaped diffuser, which scans automatically within preset regions. After two months, the pond bottom reached 80 C and heat extraction began. The performance of the GCL system, characterized by its hydraulic conductivity, has been monitored, and generates the first full scale, elevated temperature data for a GCL system. Preliminary hydraulic conductivity data indicate values comparable with other clay liner systems.

Lu, H.; Swift, A.H.P. [Univ. of Texas, El Paso, TX (United States)

1996-12-31T23:59:59.000Z

446

Fiscal year 1995 well installation program summary Y-12 Plant, Oak Ridge, Tennessee  

SciTech Connect (OSTI)

This report summarizes the well installation activities conducted during the federal fiscal year (FY) 1995 drilling program at the Oak Ridge Y-12 Plant, Oak Ridge, Tennessee (including activities that were performed in late FY 1994, but not included in the FY 1994 Well Installation Program Summary Report). Synopses of monitoring well construction/well development data, well location rationale, geological/hydrological observations, quality assurance/quality control methods, and health and safety monitoring are included. Three groundwater monitoring wells and two gas monitoring probes were installed during the FY 1995 drilling program. One of the groundwater monitoring wells was installed at Landfill VI, the other two in the Boneyard/Burnyard area. All of the groundwater monitoring wells were constructed with stainless steel screens and casings. The two gas monitoring probes were installed at the Centralized Sanitary Landfill II and were of polyvinyl chloride (PVC) screened construction. Eleven well rehabilitation/redevelopment efforts were undertaken during FY 1995 at the Y-12 Plant. All new monitoring wells and wells targeted for redevelopment were developed by either a 2.0-in. diameter swab rig or by hand bailing until nonspecific parameters (pH and specific conductance) attained steady-state levels. Turbidity levels were lowered, if required, to the extent practicable by continued development beyond a steady-state level of pH and conductance.

NONE

1995-09-01T23:59:59.000Z

447

Generation of transgenic wheat (Triticum aestivum L.) accumulating heterologous endo-xylanase or ferulic acid esterase in the endosperm  

SciTech Connect (OSTI)

Endo-xylanase (from Bacillus subtilis) or ferulic acid esterase (from Aspergillus niger) were expressed in wheat under the control of the endosperm specific 1DX5 glutenin promoter. Constructs both with and without the endoplasmic reticulum retention signal KDEL were used. Transgenic plants were recovered in all four cases but no qualitative differences could be observed whether KDEL was added or not. Endo-xylanase activity in transgenic grains was increased between two and three fold relative to wild type. The grains were shriveled and had a 25-33% decrease in mass. Extensive analysis of the cell walls showed a 10-15% increase in arabinose to xylose ratio, a 50% increase in the proportion of water extractable arabinoxylan, and a shift in the MW of the water extractable arabinoxylan from being mainly larger than 85 kD to being between 2 kD and 85 kD. Ferulic acid esterase expressing grains were also shriveled and the seed weight was decreased by 20-50%. No ferulic acid esterase activity could be detected in wild type grains whereas ferulic acid esterase activity was detected in transgenic lines. The grain cell walls had 15-40% increase in water unextractable arabinoxylan and a decrease in monomeric ferulic acid between 13 and 34%. In all the plants the observed changes are consistent with a plant response that serves to minimize the effect of the heterologously expressed enzymes by increasing arabinoxylan biosynthesis and cross-linking.

Harholt, Jesper; Bach, Inga C; Lind-Bouquin, Solveig; Nunan, Kylie J.; Madrid, Susan M.; Brinch-Pedersen, Henrik; Holm, Preben B.; Scheller, Henrik V.

2009-12-08T23:59:59.000Z

448

Google Earth as a geospatial tool for development organisations: mapping climate change vulnerability   

E-Print Network [OSTI]

needed to represent the issue of vulnerability, and Google Earth allows for users to explore and understand even more information. This study draws examples from a mapping project of climate change vulnerability in Niger, and discusses the lessons...Geographical Information Systems have not been as successful in the non-governmental humanitarian sector as GIS professionals had hoped. If geospatial tools are to become more widely used and valuable within the humanitarian sector, it is perhaps time for a new approach to be taken. A debate is currently underway about the potential role of Google Earth in emergency relief operations. This research extends the scope of this discussion into the wider development sector, and asks whether Google Earth has the potential to become a useful tool in various aspects of development NGO work. Information management tools need to have wide support within an organisation to be successful, and it seems that many are very interested in what can be done using compromise geospatial/geovisualisation tools such as Google Earth. However there is also scepticism about its usefulness. This research suggests practical applications and recommendations for good use so that actors within the development sector can take the research further....

Crossley, Janet Ruth

2008-01-01T23:59:59.000Z

449

Sequencing the Black Aspergilli species complex  

SciTech Connect (OSTI)

The ~15 members of the Aspergillus section Nigri species complex (the "Black Aspergilli") are significant as platforms for bioenergy and bioindustrial technology, as members of soil microbial communities and players in the global carbon cycle, and as food processing and spoilage agents and agricultural toxigens. Despite their utility and ubiquity, the morphological and metabolic distinctiveness of the complex's members, and thus their taxonomy, is poorly defined. We are using short read pyrosequencing technology (Roche/454 and Illumina/Solexa) to rapidly scale up genomic and transcriptomic analysis of this species complex. To date we predict 11197 genes in Aspergillus niger, 11624 genes in A. carbonarius, and 10845 genes in A. aculeatus. A. aculeatus is our most recent genome, and was assembled primarily from 454-sequenced reads and annotated with the aid of >2 million 454 ESTs and >300 million Solexa ESTs. To most effectively deploy these very large numbers of ESTs we developed 2 novel methods for clustering the ESTs into assemblies. We have also developed a pipeline to propose orthologies and paralogies among genes in the species complex. In the near future we will apply these methods to additional species of Black Aspergilli that are currently in our sequencing pipeline.

Kuo, Alan; Salamov, Asaf; Zhou, Kemin; Otillar, Robert; Baker, Scott; Grigoriev, Igor

2011-03-11T23:59:59.000Z

450

Mercury concentrations in Maine sport fishes  

SciTech Connect (OSTI)

To assess mercury contamination of fish in Maine, fish were collected from 120 randomly selected lakes. The collection goal for each lake was five fish of the single most common sport fish species within the size range commonly harvested by anglers. Skinless, boneless fillets of fish from each lake were composited, homogenized, and analyzed for total mercury. The two most abundant species, brook trout Salvelinus fontinalis and smallmouth bass Micropterus dolomieu, were also analyzed individually. The composite fish analyses indicate high concentrations of mercury, particularly in large and long-lived nonsalmonid species. Chain pickerel Esox niger, smallmouth bass, largemouth bass Micropterus salmoides, and white perch Morone americana had the highest average mercury concentrations, and brook trout and yellow perch Perca flavescens had the lowest. The mean species composite mercury concentration was positively correlated with a factor incorporating the average size and age of the fish. Lakes containing fish with high mercury concentrations were not clustered near known industrial or population centers but were commonest in the area within 150 km of the seacoast, reflecting the geographical distribution of species that contained higher mercury concentrations. Stocked and wild brook trout were not different in length or weight, but wild fish were older and had higher mercury concentrations. Fish populations maintained by frequent introductions of hatchery-produced fish and subject to high angler exploitation rates may consist of younger fish with lower exposure to environmental mercury and thus contain lower concentrations than wild populations.

Stafford, C.P. [Univ. of Maine, Orono, ME (United States)] [Univ. of Maine, Orono, ME (United States); Haines, T.A. [Geological Survey, Orono, ME (United States)] [Geological Survey, Orono, ME (United States)

1997-01-01T23:59:59.000Z

451

Tropical Africa: Land Use, Biomass, and Carbon Estimates for 1980 (NDP-055)  

SciTech Connect (OSTI)

This document describes the contents of a digital database containing maximum potential aboveground biomass, land use, and estimated biomass and carbon data for 1980. The biomass data and carbon estimates are associated with woody vegetation in Tropical Africa. These data were collected to reduce the uncertainty associated with estimating historical releases of carbon from land use change. Tropical Africa is defined here as encompassing 22.7 x 10{sup 6} km{sup 2} of the earth's land surface and is comprised of countries that are located in tropical Africa (Angola, Botswana, Burundi, Cameroon, Cape Verde, Central African Republic, Chad, Congo, Benin, Equatorial Guinea, Ethiopia, Djibouti, Gabon, Gambia, Ghana, Guinea, Ivory Coast, Kenya, Liberia, Madagascar, Malawi, Mali, Mauritania, Mozambique, Namibia, Niger, Nigeria, Guinea-Bissau, Zimbabwe (Rhodesia), Rwanda, Senegal, Sierra Leone, Somalia, Sudan, Tanzania, Togo, Uganda, Burkina Faso (Upper Volta), Zaire, and Zambia). The database was developed using the GRID module in the ARC/INFO{trademark} geographic information system. Source data were obtained from the Food and Agriculture Organization (FAO), the U.S. National Geophysical Data Center, and a limited number of biomass-carbon density case studies. These data were used to derive the maximum potential and actual (ca. 1980) aboveground biomass values at regional and country levels. The land-use data provided were derived from a vegetation map originally produced for the FAO by the International Institute of Vegetation Mapping, Toulouse, France.

Brown, S.

2002-04-16T23:59:59.000Z

452

Closure report for underground storage tank 141-R3U1 and its associated underground piping  

SciTech Connect (OSTI)

Underground storage tank UST 141-R3U1 at Lawrence Livermore National Laboratory (LLNL), was registered with the State Water Resources Control Board on June 27, 1984. This tank system consisted of a concrete tank, lined with polyvinyl chloride, and approximately 100 feet of PVC underground piping. UST 141-R3U1 had a capacity of 450 gallons. The underground piping connected three floor drains and one sink inside Building 141 to UST 141-R3U1. The wastewater collected in UST 141-R3U1 contained organic solvents, metals, and inorganic acids. On November 30, 1987, the 141-R3U1 tank system failed a precision tank test. The 141-R3U1 tank system was subsequently emptied and removed from service pending further precision tests to determine the location of the leak within the tank system. A precision tank test on February 5, 1988, was performed to confirm the November 30, 1987 test. Four additional precision tests were performed on this tank system between February 25, 1988, and March 6, 1988. The leak was located where the inlet piping from Building 141 penetrates the concrete side of UST 141-R3U1. The volume of wastewater that entered the backfill and soil around and/or beneath UST 141-R3U1 is unknown. On December 13, 1989, the LLNL Environmental Restoration Division submitted a plan to close UST 141-R3U1 and its associated piping to the Alameda County Department of Environmental Health. UST 141-R3U1 was closed as an UST, and shall be used instead as additional secondary containment for two aboveground storage tanks.

Mallon, B.J.; Blake, R.G.

1994-03-01T23:59:59.000Z

453

RESTORING SUSTAINABLE FORESTS ON APPALACHIAN MINED LANDS FOR WOOD PRODUCTS, RENEWABLE ENERGY, CARBON SEQUESTRATION, AND OTHER ECOSYSTEM SERVICES  

SciTech Connect (OSTI)

The overall purpose of this project is to evaluate the biological and economic feasibility of restoring high-quality forests on mined land, and to measure carbon sequestration and wood production benefits that would be achieved from forest restoration procedures. In this quarterly report, we present a preliminary comparison of the carbon sequestration potential of forests growing on 14 mined sites in a seven-state region in the Midwestern and Eastern Coalfields. Carbon contents of these forests were compared to adjacent forests on non-mined land. The study was installed as a 3 x 3 factorial in a random complete block design with three replications at each location. The treatments include three forest types (white pine, hybrid poplar, mixed hardwood) and three silvicultural regimes (competition control, competition control plus tillage, competition control plus tillage plus fertilization). Each individual treatment plot is 0.5 acres. Each block of nine plots requires 4.5 acres, and the complete installation at each site requires 13.5 acres. The plots at all three locations have been installed and the plot corners marked with PVC stakes. GPS coordinates of each plot have been collected. Soil samples were collected from each plot to characterize the sites prior to treatment. Analysis of soil samples was completed and these data are being used to prepare fertilizer prescriptions. Fertilizer prescripts will be developed for each site. Fertilizer will be applied during the second quarter 2004. Data are included as appendices in this report. As part of our economic analysis of mined land reforestation, we focused on the implications of a shift in reforestation burden from the landowner to the mine operator. Results suggest that the reforestation of mined lands as part of the mining operation creates a viable and profitable forest enterprise for landowners with greater potential for carbon sequestration.

J. Burger; J. Galbraith; T. Fox; G. Amacher; J. Sullivan; C. Zipper

2004-06-04T23:59:59.000Z

454

Neutron counting and gamma spectroscopy with PVT detectors.  

SciTech Connect (OSTI)

Radiation portals normally incorporate a dedicated neutron counter and a gamma-ray detector with at least some spectroscopic capability. This paper describes the design and presents characterization data for a detection system called PVT-NG, which uses large polyvinyl toluene (PVT) detectors to monitor both types of radiation. The detector material is surrounded by polyvinyl chloride (PVC), which emits high-energy gamma rays following neutron capture reactions. Assessments based on high-energy gamma rays are well suited for the detection of neutron sources, particularly in border security applications, because few isotopes in the normal stream of commerce have significant gamma ray yields above 3 MeV. Therefore, an increased count rate for high-energy gamma rays is a strong indicator for the presence of a neutron source. The sensitivity of the PVT-NG sensor to bare {sup 252}Cf is 1.9 counts per second per nanogram (cps/ng) and the sensitivity for {sup 252}Cf surrounded by 2.5 cm of polyethylene is 2.3 cps/ng. The PVT-NG sensor is a proof-of-principal sensor that was not fully optimized. The neutron detector sensitivity could be improved, for instance, by using additional moderator. The PVT-NG detectors and associated electronics are designed to provide improved resolution, gain stability, and performance at high-count rates relative to PVT detectors in typical radiation portals. As well as addressing the needs for neutron detection, these characteristics are also desirable for analysis of the gamma-ray spectra. Accurate isotope identification results were obtained despite the common impression that the absence of photopeaks makes data collected by PVT detectors unsuitable for spectroscopic analysis. The PVT detectors in the PVT-NG unit are used for both gamma-ray and neutron detection, so the sensitive volume exceeds the volume of the detection elements in portals that use dedicated components to detect each type of radiation.

Mitchell, Dean James; Brusseau, Charles A.

2011-06-01T23:59:59.000Z

455

PEROXIDE DESTRUCTION TESTING FOR THE 200 AREA EFFLUENT TREATMENT FACILITY  

SciTech Connect (OSTI)

The hydrogen peroxide decomposer columns at the 200 Area Effluent Treatment Facility (ETF) have been taken out of service due to ongoing problems with particulate fines and poor destruction performance from the granular activated carbon (GAC) used in the columns. An alternative search was initiated and led to bench scale testing and then pilot scale testing. Based on the bench scale testing three manganese dioxide based catalysts were evaluated in the peroxide destruction pilot column installed at the 300 Area Treated Effluent Disposal Facility. The ten inch diameter, nine foot tall, clear polyvinyl chloride (PVC) column allowed for the same six foot catalyst bed depth as is in the existing ETF system. The flow rate to the column was controlled to evaluate the performance at the same superficial velocity (gpm/ft{sup 2}) as the full scale design flow and normal process flow. Each catalyst was evaluated on peroxide destruction performance and particulate fines capacity and carryover. Peroxide destruction was measured by hydrogen peroxide concentration analysis of samples taken before and after the column. The presence of fines in the column headspace and the discharge from carryover was generally assessed by visual observation. All three catalysts met the peroxide destruction criteria by achieving hydrogen peroxide discharge concentrations of less than 0.5 mg/L at the design flow with inlet peroxide concentrations greater than 100 mg/L. The Sud-Chemie T-2525 catalyst was markedly better in the minimization of fines and particle carryover. It is anticipated the T-2525 can be installed as a direct replacement for the GAC in the peroxide decomposer columns. Based on the results of the peroxide method development work the recommendation is to purchase the T-2525 catalyst and initially load one of the ETF decomposer columns for full scale testing.

HALGREN DL

2010-03-12T23:59:59.000Z

456

CHARACTERIZATION OF CORE SAMPLE COLLECTED FROM THE SALTSTONE DISPOSAL FACILITY  

SciTech Connect (OSTI)

During the month of September 2008, grout core samples were collected from the Saltstone Disposal Facility, Vault 4, cell E. This grout was placed during processing campaigns in December 2007 from Deliquification, Dissolution and Adjustment Batch 2 salt solution. The 4QCY07 Waste Acceptance Criteria sample collected on 11/16/07 represents the salt solution in the core samples. Core samples were retrieved to initiate the historical database of properties of emplaced Saltstone and to demonstrate the correlation between field collected and laboratory prepared samples. Three samples were collected from three different locations. Samples were collected using a two-inch diameter concrete coring bit. In April 2009, the core samples were removed from the evacuated sample container, inspected, transferred to PVC containers, and backfilled with nitrogen. Samples furthest from the wall were the most intact cylindrically shaped cored samples. The shade of the core samples darkened as the depth of coring increased. Based on the visual inspection, sample 3-3 was selected for all subsequent analysis. The density and porosity of the Vault 4 core sample, 1.90 g/cm{sup 3} and 59.90% respectively, were comparable to values achieved for laboratory prepared samples. X-ray diffraction analysis identified phases consistent with the expectations for hydrated Saltstone. Microscopic analysis revealed morphology features characteristic of cementitious materials with fly ash and calcium silicate hydrate gel. When taken together, the results of the density, porosity, x-ray diffraction analysis and microscopic analysis support the conclusion that the Vault 4, Cell E core sample is representative of the expected waste form.

Cozzi, A.; Duncan, A.

2010-01-28T23:59:59.000Z

457

Technical specifications for mechanical recycling of agricultural plastic waste  

SciTech Connect (OSTI)

Highlights: • Technical specifications for agricultural plastic wastes (APWs) recycling proposed. • Specifications are the base for best economical and environmental APW valorisation. • Analysis of APW reveals inherent characteristics and constraints of APW streams. • Thorough survey on mechanical recycling processes and industry as it applies to APW. • Specifications for APW recycling tested, adjusted and verified through pilot trials. - Abstract: Technical specifications appropriate for the recycling of agricultural plastic wastes (APWs), widely accepted by the recycling industry were developed. The specifications establish quality standards to be met by the agricultural plastics producers, users and the agricultural plastic waste management chain. They constitute the base for the best economical and environmental valorisation of the APW. The analysis of the APW streams conducted across Europe in the framework of the European project “LabelAgriWaste” revealed the inherent characteristics of the APW streams and the inherent constraints (technical or economical) of the APW. The APW stream properties related to its recycling potential and measured during pilot trials are presented and a subsequent universally accepted simplified and expanded list of APW recycling technical specifications is proposed and justified. The list includes two sets of specifications, applied to two different quality categories of recyclable APW: one for pellet production process (“Quality I”) and another one for plastic profile production process (“Quality II”). Parameters that are taken into consideration in the specifications include the APW physical characteristics, contamination, composition and degradation. The proposed specifications are focused on polyethylene based APW that represents the vast majority of the APW stream. However, the specifications can be adjusted to cover also APW of different materials (e.g. PP or PVC) that are found in very small quantities in protected cultivations in Europe. The adoption of the proposed specifications could transform this waste stream into a labelled commodity traded freely in the market and will constitute the base for the best economical and environmental valorisation of the APW.

Briassoulis, D., E-mail: briassou@aua.gr; Hiskakis, M.; Babou, E.

2013-06-15T23:59:59.000Z

458

RESTORING SUSTAINABLE FORESTS ON APPALACHIAN MINED LANDS FOR WOOD PRODUCTS, RENEWABLE ENERGY, CARBON SEQUESTRATION, AND OTHER ECOSYSTEM SERVICES  

SciTech Connect (OSTI)

The overall purpose of this project is to evaluate the biological and economic feasibility of restoring high-quality forests on mined land, and to measure carbon sequestration and wood production benefits that would be achieved from forest restoration procedures. We are currently estimating the acreage of lands in VA, WV, KY, OH, and PA mined under SMCRA and reclaimed to non-forested post-mining land uses that are not currently under active management, and therefore can be considered as available for carbon sequestration. To determine actual sequestration under different forest management scenarios, a field study was installed as a 3 x 3 factorial in a random complete block design with three replications at each of three locations, Ohio, West Virginia, and Virginia. The treatments included three forest types (white pine, hybrid poplar, mixed hardwood) and three silvicultural regimes (competition control, competition control plus tillage, competition control plus tillage plus fertilization). Each individual treatment plot is 0.5 acres. Each block of nine plots requires 4.5 acres, and the complete installation at each site requires 13.5 acres. The plots at all three locations have been installed and the plot corners marked with PVC stakes. GPS coordinates of each plot have been collected. Tree survival, height and diameter were measured after the first growing season. There were significant treatment and treatment x site interactions. A STELLA{reg_sign}-based model helped us develop insight as to whether it is possible to differentiate the permanent SOC from the C contained in the labile forms of SOM. The model can be used for predicting the amount of C sequestered on mine lands, and the amount of C that is expected to reside in the mine soil for more than 1,000 years. Based on our work, it appears that substantial carbon payments to landowners would be required to reach ''profitability'' under present circumstances. However, even though the payments that we examine could generate non-negative LEVs, there is no guarantee that the payments will actually cause landowners to reforest in practice. It is landowner utility associated with forestland profitability that will be the determining factor in actual conversion--utility that likely would include cash flow timing, amenities, and even the credit position of the landowner.

James A. Burger; J. Galbraith; T. Fox; G. Amacher; J. Sullivan; C. Zipper

2004-11-29T23:59:59.000Z

459

Two-Dimensional Computational Fluid Dynamics and Conduction Simulations of Heat Transfer in Horizontal Window Frames with Internal Cavities  

SciTech Connect (OSTI)

This paper assesses the accuracy of the simplified frame cavity conduction/convection and radiation models presented in ISO 15099 and used in software for rating and labeling window products. Temperatures and U-factors for typical horizontal window frames with internal cavities are compared; results from Computational Fluid Dynamics (CFD) simulations with detailed radiation modeling are used as a reference. Four different frames were studied. Two were made of polyvinyl chloride (PVC) and two of aluminum. For each frame, six different simulations were performed, two with a CFD code and four with a building-component thermal-simulation tool using the Finite Element Method (FEM). This FEM tool addresses convection using correlations from ISO 15099; it addressed radiation with either correlations from ISO 15099 or with a detailed, view-factor-based radiation model. Calculations were performed using the CFD code with and without fluid flow in the window frame cavities; the calculations without fluid flow were performed to verify that the CFD code and the building-component thermal-simulation tool produced consistent results. With the FEM-code, the practice of subdividing small frame cavities was examined, in some cases not subdividing, in some cases subdividing cavities with interconnections smaller than five millimeters (mm) (ISO 15099) and in some cases subdividing cavities with interconnections smaller than seven mm (a breakpoint that has been suggested in other studies). For the various frames, the calculated U-factors were found to be quite comparable (the maximum difference between the reference CFD simulation and the other simulations was found to be 13.2 percent). A maximum difference of 8.5 percent was found between the CFD simulation and the FEM simulation using ISO 15099 procedures. The ISO 15099 correlation works best for frames with high U-factors. For more efficient frames, the relative differences among various simulations are larger. Temperature was also compared, at selected locations on the frames. Small differences was found in the results from model to model. Finally, the effectiveness of the ISO cavity radiation algorithms was examined by comparing results from these algorithms to detailed radiation calculations (from both programs). Our results suggest that improvements in cavity heat transfer calculations can be obtained by using detailed radiation modeling (i.e. view-factor or ray-tracing models), and that incorporation of these strategies may be more important for improving the accuracy of results than the use of CFD modeling for horizontal cavities.

Gustavsen, Arlid; Kohler, Christian; Dalehaug, Arvid; Arasteh, Dariush

2008-12-01T23:59:59.000Z

460

State-of-the-Art Highly Insulating Window Frames - Research and Market Review  

SciTech Connect (OSTI)

This document reports the findings of a market and research review related to state-of-the-art highly insulating window frames. The market review focuses on window frames that satisfy the Passivhaus requirements (window U-value less or equal to 0.8 W/m{sup 2}K ), while other examples are also given in order to show the variety of materials and solutions that may be used for constructing window frames with a low thermal transmittance (U-value). The market search shows that several combinations of materials are used in order to obtain window frames with a low U-value. The most common insulating material seems to be Polyurethane (PUR), which is used together with most of the common structural materials such as wood, aluminum, and PVC. The frame research review also shows examples of window frames developed in order to increase the energy efficiency of the frames and the glazings which the frames are to be used together with. The authors find that two main tracks are used in searching for better solutions. The first one is to minimize the heat losses through the frame itself. The result is that conductive materials are replaced by highly thermal insulating materials and air cavities. The other option is to reduce the window frame area to a minimum, which is done by focusing on the net energy gain by the entire window (frame, spacer and glazing). Literature shows that a window with a higher U-value may give a net energy gain to a building that is higher than a window with a smaller U-value. The net energy gain is calculated by subtracting the transmission losses through the window from the solar energy passing through the windows. The net energy gain depends on frame versus glazing area, solar factor, solar irradiance, calculation period and U-value. The frame research review also discusses heat transfer modeling issues related to window frames. Thermal performance increasing measures, surface modeling, and frame cavity modeling are among the topics discussed. The review shows that the current knowledge gives the basis for improving the calculation procedures in the calculation standards. At the same time it is room for improvement within some areas, e.g. to fully understand the natural convection effects inside irregular vertical frame cavities (jambs) and ventilated frame cavities.

Gustavsen, Arild; Jelle, Bjorn Petter; Arasteh, Dariush; Kohler, Christian

2007-01-01T23:59:59.000Z

Note: This page contains sample records for the topic "niamey niger pvc" from the National Library of EnergyBeta (NLEBeta).
While these samples are representative of the content of NLEBeta,
they are not comprehensive nor are they the most current set.
We encourage you to perform a real-time search of NLEBeta
to obtain the most current and comprehensive results.


461

DWPF GLASS BEADS AND GLASS FRIT TRANSPORT DEMONSTRATION  

SciTech Connect (OSTI)

DWPF is considering replacing irregularly shaped glass frit with spherical glass beads in the Slurry Mix Evaporator (SME) process to decrease the yield stress of the melter feed (a non-Newtonian Bingham Plastic). Pilot-scale testing was conducted on spherical glass beads and glass frit to determine how well the glass beads would transfer when compared to the glass frit. Process Engineering Development designed and constructed the test apparatus to aid in the understanding and impacts that spherical glass beads may have on the existing DWPF Frit Transfer System. Testing was conducted to determine if the lines would plug with the glass beads and the glass frit slurry and what is required to unplug the lines. The flow loop consisted of vertical and horizontal runs of clear PVC piping, similar in geometry to the existing system. Two different batches of glass slurry were tested: a batch of 50 wt% spherical glass beads and a batch of 50 wt% glass frit in process water. No chemicals such as formic acid was used in slurry, only water and glass formers. The glass beads used for this testing were commercially available borosilicate glass of mesh size -100+200. The glass frit was Frit 418 obtained from DWPF and is nominally -45+200 mesh. The spherical glass beads did not have a negative impact on the frit transfer system. The transferring of the spherical glass beads was much easier than the glass frit. It was difficult to create a plug with glass bead slurry in the pilot transfer system. When a small plug occurred from setting overnight with the spherical glass beads, the plug was easy to displace using only the pump. In the case of creating a man made plug in a vertical line, by filling the line with spherical glass beads and allowing the slurry to settle for days, the plug was easy to remove by using flush water. The glass frit proved to be much more difficult to transfer when compared to the spherical glass beads. The glass frit impacted the transfer system to the point that the test apparatus had to be disassembled to dislodge the plugs created in the system.

Adamson, D; Bradley Pickenheim, B

2008-11-24T23:59:59.000Z

462

Phthalate exposure associated with self-reported diabetes among Mexican women  

SciTech Connect (OSTI)

Background: Phthalates are ubiquitous industrial chemicals used as plasticizers in plastics made of polyvinyl chloride (PVC) to confer flexibility and durability. They are also present in products used for personal-care, industry and in medical devices. Phthalates have been associated with several adverse health effects, and recently it has been proposed that exposure to phthalates, could have an effect on metabolic homeostasis. This exploratory cross-sectional study evaluated the possible association between phthalate exposure and self-reported diabetes among adult Mexican women. Methods: As part of an on-going case-control study for breast cancer, only controls were selected, which constituted 221 healthy women matched by age ({+-}5 years) and place of residence with the cases. Women with diabetes were identified by self-report. Urinary concentrations of nine phthalate metabolites were measured by online solid phase extraction coupled to high performance liquid chromatography-isotope-dilution tandem mass spectrometry. Results: Participants with diabetes had significantly higher concentrations of di(2-ethylhexyl) pththalate (DEHP) metabolites: mono(2-ethyl-5-hydroxyhexyl) phthalate (MEHHP), mono(2-ethyl-5-oxohexyl) phthalate (MEOHP) and mono(2-ethyl-5-carboxypentyl) phthalate (MECPP) but lower levels of monobenzyl phthalate (MBzP) a metabolite of benzylbutyl phthalate, compared to participants without diabetes. A marginally significant positive associations with diabetes status were observed over tertiles with MEHHP (OR{sub T3vs.T1}=2.66; 95% CI: 0.97-7.33; p for trend=0.063) and MEOHP (OR{sub T3vs.T1}=2.27; 95% CI; 0.90-5.75; P for trend=0.079) even after adjusting for important confounders. Conclusions: The results suggest that levels of some phthalates may play a role in the genesis of diabetes. - Highlights: {yields} This study evaluated phthalate exposure and diabetes status among Mexican women. {yields} Urinary phthalates metabolite concentrations were used to determine association. {yields} Participants with diabetes had higher concentrations of three DEHP metabolites. {yields} A positive association with diabetes status was found with MEHHP and MEOHP metabolites. {yields} Results suggest phthalate exposure can have a role in diabetes.

Svensson, Katherine [Graduate School of Public Health, Medical Sciences Campus, University of Puerto Rico, San Juan, PR (Puerto Rico) [Graduate School of Public Health, Medical Sciences Campus, University of Puerto Rico, San Juan, PR (Puerto Rico); National Institute of Public Health, Universidad No. 655, Col. Santa Maria Ahuacatitlan, Cerrada los Pinos y Caminera, CP. 62100 Cuernavaca, Morelos (Mexico); Hernandez-Ramirez, Raul U.; Burguete-Garcia, Ana [National Institute of Public Health, Universidad No. 655, Col. Santa Maria Ahuacatitlan, Cerrada los Pinos y Caminera, CP. 62100 Cuernavaca, Morelos (Mexico)] [National Institute of Public Health, Universidad No. 655, Col. Santa Maria Ahuacatitlan, Cerrada los Pinos y Caminera, CP. 62100 Cuernavaca, Morelos (Mexico); Cebrian, Mariano E. [Departamento de Toxicologia, Centro de Investigacion y de Estudios Avanzados del Instituto Politecnico Nacional, Mexico City (Mexico)] [Departamento de Toxicologia, Centro de Investigacion y de Estudios Avanzados del Instituto Politecnico Nacional, Mexico City (Mexico); Calafat, Antonia M.; Needham, Larry L. [Division of Laboratory Sciences, National Center for Environmental Health, Centers for Disease Control and Prevention, Atlanta, GA (United States)] [Division of Laboratory Sciences, National Center for Environmental Health, Centers for Disease Control and Prevention, Atlanta, GA (United States); Claudio, Luz [Division of International Health, Department of Preventive Medicine, Mount Sinai School of Medicine, NY (United States)] [Division of International Health, Department of Preventive Medicine, Mount Sinai School of Medicine, NY (United States); Lopez-Carrillo, Lizbeth, E-mail: lizbeth@insp.mx [National Institute of Public Health, Universidad No. 655, Col. Santa Maria Ahuacatitlan, Cerrada los Pinos y Caminera, CP. 62100 Cuernavaca, Morelos (Mexico)] [National Institute of Public Health, Universidad No. 655, Col. Santa Maria Ahuacatitlan, Cerrada los Pinos y Caminera, CP. 62100 Cuernavaca, Morelos (Mexico)

2011-08-15T23:59:59.000Z

463

Identification and characterization of the polyketide synthase involved in ochratoxin A biosynthesis in Aspergillus carbonarius  

SciTech Connect (OSTI)

Ochratoxin A (OTA) is a potent mycotoxin produced by Aspergillus and Penicillium species and is a common contaminant of a wide variety of food commodities, with Aspergillus carbonarius being the main producer of OTA contamination in grapes and wine. The molecular structure of OTA is composed of a dihydroisocoumarin ring linked to phenylalanine and, as shown in different producing fungal species, a polyketide synthase (PKS) is a component of the OTA biosynthetic pathway. Similar to observations in other filamentous ascomycetes, the genome sequence of A. carbonarius contains a large number of genes predicted to encode PKSs. In this work a pks gene identified within the putative OTA cluster of A. carbonarius, designated as AcOTApks, was inactivated and the resulting mutant strain was unable to produce OTA, confirming the role of AcOTApks in this biosynthetic pathway. AcOTApks protein is characteristic of the highly reduced (HR)-PKS family, and also contains a putative methyltransferase domain likely responsible for the addition of the methyl group to the OTA polyketide structure. AcOTApks is different from the ACpks protein that we previously described which showed an expression profile compatible with OTA production. We performed phylogenetic analyses of the ?-ketosynthase and acyl-transferase domains of the OTA PKSs which had been identified and characterized in different OTA producing fungal species. The phylogenetic results were similar for both the two domains analyzed and showed that OTA PKS of A. carbonarius, Aspergillus niger, and Aspergillus ochraceus clustered in a monophyletic group with 100% bootstrap support suggesting a common origin, while the other OTA PKSs analyzed were phylogenetically distant. A qRT-PCR assay monitored AcOTApks expression during fungal growth and concomitant production of OTA by A. carbonarius in synthetic grape medium. A clear correlation between the expression profile of AcOTApks and kinetics of OTA production was observed with AcOTApks which reached its maximum level of transcription before OTA accumulation in mycelium reached its highest level, confirming the fact that gene transcription always precedes phenotypic production.

Gallo, Antonia; Knox, Benjamin P.; Bruno, Kenneth S.; Solfrizzo, Michele; Baker, Scott E.; Perrone, Giancarlo

2014-06-02T23:59:59.000Z

464

Partitioned Waveform Inversion Applied to Eurasia and Northern Africa  

SciTech Connect (OSTI)

This report summarizes the data analysis achieved during Heather Bedle's eleven-week Technical Scholar internship at Lawrence Livermore National Labs during the early summer 2006. The work completed during this internship resulted in constraints on the crustal and upper mantle S-velocity structure in Northern Africa, the Mediterranean, the Middle East, and Europe, through the fitting of regional waveform data. This data extends current raypath coverage and will be included in a joint inversion along with data from surface wave group velocity measurements, S and P teleseismic arrival time data, and receiver function data to create an improved velocity model of the upper mantle in this region. The tectonic structure of the North African/Mediterranean/Europe/Middle Eastern study region is extremely heterogeneous. This region consists of, among others, stable cratons and platforms such as the West Africa Craton, and Baltica in Northern Europe; oceanic subduction zones throughout the Mediterranean Sea where the African and Eurasian plate collide; regions of continental collision as the Arabian Plate moves northward into the Turkish Plate; and rifting in the Red Sea, separating the Arabian and Nubian shields. With such diverse tectonic structures, many of the waveforms were difficult to fit. This is not unexpected as the waveforms are fit using an averaged structure. In many cases the raypaths encounter several tectonic features, complicating the waveform, and making it hard for the software to converge on a 1D average structure. Overall, the quality of the waveform data was average, with roughly 30% of the waveforms being discarded due to excessive noise that interfered with the frequency ranges of interest. An inversion for the 3D S-velocity structure of this region was also performed following the methodology of Partitioned Waveform Inversion (Nolet, 1990; Van der Lee and Nolet, 1997). The addition of the newly fit waveforms drastically extends the range of the model. The model now extends as far east in Africa to cover Chad and Niger, and reaches south to cover Zambia. The model is also stretched eastward to cover the eastern half of India, and northward to cover the southern portion of Scandinavia.

bedle, H; Matzel, E; Flanagan, M

2006-07-27T23:59:59.000Z

465

Final Technical Progress Report Long term risk from actinides in the environment: Modes of mobility  

SciTech Connect (OSTI)

The key source of uncertainty in assessing actinide mobility is the relative importance of transport by: (1) wind erosion, (2) water erosion, and (3) vertical migration. Each of these three processes depends on several environmental factors and they compete with one another. A scientific assessment of the long-term risks associated with actinides in surface soils depends on better quantifying each of these three modes of mobility. The objective from our EMSP study was to quantify the mobility of soil actinides by wind erosion, water erosion, and vertical migration at three semiarid sites where actinide mobility is a key technical, social and legal issue. This EMSP project was the first to evaluate all three factors at a site. The approach has been to investigate both short- and long-term issues based on field and lab studies and model comparisons. Our results demonstrate the importance of incorporating threshold responses into a modeling framework that accounts for environmental factors and natural disturbances that trigger large changes in actinide mobility. The study measured erosional losses of sediment and fallout cesium (an actinide analogue) from field plots located near WIPP in 1998. The results highlight the large effect of burning as a disturbance on contaminant transport and mobility via runoff and erosion. The results show that runoff, erosion, and actinide transport are (1) strongly site specific-differences in radionuclide transport between WIPP and Rocky Flats differed by a factor of twelve because of soil and vegetation differences, and (2) are strongly impacted by disturbances such as fire, which can increase runoff, erosion, and actinide transport by more than an order of magnitude. In addition, a laboratory experiment using soil columns was conducted to investigate the vertical transport of contaminants in sandy soils. Nine columns of soil collected from the vicinity of the WIPP site were prepared. The column consisted of a piece of PVC pipe 20 cm in diameter and approximately 22 cm long. A thin ''marker layer'' of white soil was added to the top of each column followed by a thin layer of soil that had been spiked with 137Cs, cerium and lanthanum was applied to the surface. Approximately 900 cm of water (the equivalent of about 30 years of rainfall) was then applied at a rate of 3.2 L d-1. All of the activity contained in the soil core appeared to be in the top few mm of soil, i.e. there was virtually no movement of the 134Cs labeled particles. Finally, a library of object-oriented model components was created using Visual Basic to support the construction of contaminant transport models. These components greatly simplify the task of building 1- to 3- dimensional simulation models for risk assessment. The model components created under this funding were subsequently applied to help answer questions regarding risks from irrigation associated with potential releases from the Yucca Mountain waste repository.

Thomas B. Kirchner

2002-03-22T23:59:59.000Z

466

Miscibility Evaluation Of The Next Generation Solvent With Polymers Currently Used At DWPF, MCU, And Saltstone  

SciTech Connect (OSTI)

The Office of Waste Processing, within the Office of Technology Innovation and Development, funded the development of an enhanced Caustic-Side Solvent Extraction (CSSX) solvent for deployment at the Savannah River Site for removal of cesium from High Level Waste. This effort lead to the development of the Next Generation Solvent (NGS) with Tris (3,7-dimethyl octyl) guanidine (TiDG). The first deployment target for the NGS solvent is within the Modular CSSX Unit (MCU). Deployment of a new chemical within an existing facility requires verification that the new chemical components are compatible with the installed equipment. In the instance of a new organic solvent, the primary focus is on compatibility of the solvent with organic polymers used in the affected facility. This report provides the calculated data from exposing these polymers to the Next Generation Solvent. An assessment of the dimensional stability of polymers known to be used or present in the MCU, Defense Waste Processing Facility (DWPF), and Saltstone facilities that will be exposed to the NGS showed that TiDG could selectively affect the elastomers and some thermoplastics to varying extents, but the typical use of these polymers in a confined geometry will likely prevent the NGS from impacting component performance. The polymers identified as of primary concern include Grafoil® (flexible graphite), Tefzel®, Isolast®, ethylene-propylene-diene monomer (EPDM) rubber, nitrile-butadiene rubber (NBR), styrene-butadiene rubber (SBR), ultra high molecular weight polyethylene (UHMWPE), and fluorocarbon rubber (FKM). Certain polymers like NBR and EPDM were found to interact mildly with NGS but their calculated swelling and the confined geometry will impede interaction with NGS. In addition, it was found that Vellumoid (cellulose fibers-reinforced glycerin and protein) may leach protein and Polyvinyl Chloride (PVC) may leach plasticizer (such as Bis-Ethylhexyl-Phthalates) into the NGS solvent. Either case will not impact decontamination or immobilization operations at Savannah River Site (SRS). Some applications have zero tolerance for dimensional changes such as the operation of valves while other applications a finite dimensional change improves the function of the application such as seals and gaskets. Additional considerations are required before using the conclusions from this work to judge outcomes in field applications. Decane, a component of Isopar?L that is most likely to interact with the polymers, mildly interacted with the elastomers and the propylene based polymers but their degree of swelling is at most 10% and the confined geometry that they are typically placed in indicate this is not significant. In addition, it was found that Vellumoid may leach protein into the NGS solvent. Since Vellumoid is used at the mixer in Saltstone where it sees minimum quantities of solvent, this leaching has no effect on the extraction process at MCU or the immobilization process at saltstone. No significant interaction is expected between MaxCalix and the polymers and elastomers used at MCU, DWPF, and Saltstone. Overall, minimal and insignificant interactions are expected on extraction and immobilization operations when MCU switches from CSSX to NGS solvent. It is expected that contacting NGS will not accelerate the aging rate of polymers and elastomers under radiation and heat. This is due to the minimal interaction between NGS and the polymers and the confined geometries for these polymers. SRNL recommends the use of the HSP method (for screening) and some testing to evaluate the impact of other organic such as alcohols, glycolate, and their byproducts on the polymers used throughout the site.

Fondeur, F. F.

2013-04-17T23:59:59.000Z

467

Effects of Hyporheic Exchange Flows on Egg Pocket Water Temperature in Snake River Fall Chinook Salmon Spawning Areas, 2002-2003 Final Report.  

SciTech Connect (OSTI)

The development of the Snake River hydroelectric system has affected fall Chinook salmon smolts by shifting their migration timing to a period (mid- to late-summer) when downstream reservoir conditions are unfavorable for survival. Subsequent to the Snake River Chinook salmon fall-run Evolutionary Significant Unit being listed as Threatened under the Endangered Species Act, recovery planning has included changes in hydrosystem operations (e.g., summer flow augmentation) to improve water temperature and flow conditions during the juvenile Chinook salmon summer migration period. In light of the limited water supplies from the Dworshak reservoir for summer flow augmentation, and the associated uncertainties regarding benefits to migrating fall Chinook salmon smolts, additional approaches for improved smolt survival need to be evaluated. This report describes research conducted by the Pacific Northwest National Laboratory (PNNL) that evaluated relationships among river discharge, hyporheic zone characteristics, and egg pocket water temperature in Snake River fall Chinook salmon spawning areas. This was a pilot-scale study to evaluate these relationships under existing operations of Hells Canyon Dam (i.e., without any prescribed manipulations of river discharge) during the 2002-2003 water year. The project was initiated in the context of examining the potential for improving juvenile Snake River fall Chinook salmon survival by modifying the discharge operations of Hells Canyon Dam. The potential for improved survival would be gained by increasing the rate at which early life history events proceed (i.e., incubation and emergence), thereby allowing smolts to migrate through downstream reservoirs during early- to mid-summer when river conditions are more favorable for survival. PNNL implemented this research project at index sites throughout 160 km of the Hells Canyon Reach (HCR) of the Snake River. The HCR extends from Hells Canyon Dam (river kilometer [rkm] 399) downstream to the upper end of Lower Granite Reservoir near rkm 240. We randomly selected 14 fall Chinook salmon spawning locations as study sites, which represents 25% of the most used spawning areas throughout the HCR. Interactions between river water and pore water within the riverbed (i.e., hyporheic zone) at each site were quantified through the use of self-contained temperature and water level data loggers suspended inside of piezometers. Surrounding the piezometer cluster at each site were 3 artificial egg pockets. In mid-November 2002, early-eyed stage fall Chinook salmon eggs were placed inside of perforated polyvinyl chloride (PVC) tubes, along with a temperature data logger, and buried within the egg pockets. Fall Chinook salmon eggs were also incubated in the laboratory for the purpose of developing growth curves that could be used as indicators of emergence timing. The effects of discharge on vertical hydrologic exchange between the river and riverbed were inferred from measured temperature gradients between the river and riverbed, and the application of a numerical model. The hydrologic regime during the 2002-2003 sampling period exhibited one of the lowest, most stable daily discharge patterns of any of the previous 12 water years. The vertical hydraulic gradients (VHG) between the river and the riverbed suggested the potential for predominantly small magnitude vertical exchange. The VHG also showed little relationship to changes in river discharge at most sites. Despite the relatively small vertical hydraulic gradients at most sites, results from the numerical modeling of riverbed pore water velocity and hyporheic zone temperatures suggested that there was significant vertical hydrologic exchange during all time periods. The combined results of temperature monitoring and numerical modeling indicate that only 2 of 14 sites were significantly affected by short-term (hourly to daily) large magnitude changes in discharge. Although the two sites exhibited acute flux reversals between river water and hyporheic water resulting from short-term large magnitude

Hanrahan, T.; Geist, D.; Arntzen, C. (Pacific Northwest National Laboratory)

2004-09-01T23:59:59.000Z

468

Technical Review Report for the Model 9978-96 Package Safety Analysis Report for Packaging (S-SARP-G-00002, Revision 1, March 2009)  

SciTech Connect (OSTI)

This Technical Review Report (TRR) documents the review, performed by Lawrence Livermore National Laboratory (LLNL) Staff, at the request of the Department of Energy (DOE), on the 'Safety Analysis Report for Packaging (SARP), Model 9978 B(M)F-96', Revision 1, March 2009 (S-SARP-G-00002). The Model 9978 Package complies with 10 CFR 71, and with 'Regulations for the Safe Transport of Radioactive Material-1996 Edition (As Amended, 2000)-Safety Requirements', International Atomic Energy Agency (IAEA) Safety Standards Series No. TS-R-1. The Model 9978 Packaging is designed, analyzed, fabricated, and tested in accordance with Section III of the American Society of Mechanical Engineers Boiler and Pressure Vessel Code (ASME B&PVC). The review presented in this TRR was performed using the methods outlined in Revision 3 of the DOE's 'Packaging Review Guide (PRG) for Reviewing Safety Analysis Reports for Packages'. The format of the SARP follows that specified in Revision 2 of the Nuclear Regulatory Commission's Regulatory Guide 7.9, i.e., 'Standard Format and Content of Part 71 Applications for Approval of Packages for Radioactive Material'. Although the two documents are similar in their content, they are not identical. Formatting differences have been noted in this TRR, where appropriate. The Model 9978 Packaging is a single containment package, using a 5-inch containment vessel (5CV). It uses a nominal 35-gallon drum package design. In comparison, the Model 9977 Packaging uses a 6-inch containment vessel (6CV). The Model 9977 and Model 9978 Packagings were developed concurrently, and they were referred to as the General Purpose Fissile Material Package, Version 1 (GPFP). Both packagings use General Plastics FR-3716 polyurethane foam as insulation and as impact limiters. The 5CV is used as the Primary Containment Vessel (PCV) in the Model 9975-96 Packaging. The Model 9975-96 Packaging also has the 6CV as its Secondary Containment Vessel (SCV). In comparison, the Model 9975 Packagings use Celotex{trademark} for insulation and as impact limiters. To provide a historical perspective, it is noted that the Model 9975-96 Packaging is a 35-gallon drum package design that has evolved from a family of packages designed by DOE contractors at the Savannah River Site. Earlier package designs, i.e., the Model 9965, the Model 9966, the Model 9967, and the Model 9968 Packagings, were originally designed and certified in the early 1980s. In the 1990s, updated package designs that incorporated design features consistent with the then-newer safety requirements were proposed. The updated package designs at the time were the Model 9972, the Model 9973, the Model 9974, and the Model 9975 Packagings, respectively. The Model 9975 Package was certified by the Packaging Certification Program, under the Office of Safety Management and Operations. The Model 9978 Package has six Content Envelopes: C.1 ({sup 238}Pu Heat Sources), C.2 ( Pu/U Metals), C.3 (Pu/U Oxides, Reserved), C.4 (U Metal or Alloy), C.5 (U Compounds), and C.6 (Samples and Sources). Per 10 CFR 71.59 (Code of Federal Regulations), the value of N is 50 for the Model 9978 Package leading to a Criticality Safety Index (CSI) of 1.0. The Transport Index (TI), based on dose rate, is calculated to be a maximum of 4.1.

West, M

2009-03-06T23:59:59.000Z