Summary:  GO fast scintillator coupled to a R580 Hamamatsu PMT. The prototype was exposed to 98-99 % polarized... Tests of scintillators and PMTs for the Polarized Gamma-ray Observer (PoGO) Viktor Andersson Master... ISSN 0280-316X TRITA-FYS-2005:14 c Viktor Andersson, March 2005 #12;Abstract Scintillators

Source: Haviland, David - Department of Physics, Royal Institute of Technology, Sweden

Collection: Materials Science

Summary:  liquid scintillator for electron anti-neutrino spectroscopy Andreas G. Piepke *, S. Wayne Moser... Abstract We report on the development and deployment of 11.3 tons of 0.1% Gd-loaded liquid scintillator... , properties, and stability of the scintillator elaborating on the details of the scintillator ...

Source: Piepke, Andreas G. - Department of Physics and Astronomy, University of Alabama

Collection: Physics

Summary:  to a pixellated photodetector and tested in a laboratory set-up by exposing the liquid scintillator to b... Novel radiation hard microfabricated scintillation detectors with high spatial resolution A... , Switzerland a r t i c l e i n f o Available online 4 July 2009 Keywords: Scintillation detectors

Source: Dalang, Robert C. - Section de Mathématiques, Ecole Polytechnique Fédérale de Lausanne

Collection: Mathematics

Summary:  Chapter 4 Scintillator Purification The most technically difficult aspect of the Borexino... methods for Borexino must achieve high purification factors, even at extremely low scintillator... contamination levels. In order to produce a large target mass thousands of cubic meters of liquid scintillator

Source: Princeton University, Atomic Physics

Collection: Fission and Nuclear Technologies ; Physics

Summary:  should have been exposed to any available scintillating light. Care was taken to minimize thermal leaks... , is proportional to the surface-to-volume ratio. With the CaWO4 scintillating crystal used as light source... and scintillation. They boast excellent thresholds and resolutions which can be enhanced by ...

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  DAMAGES In the harsh environment inside the first wall of a tok- amak, scintillators are exposed to severe... of approximately 1 cm*. Part of the scintillator was not exposed to the alphas for a subsequent comparison in light... at the bottom of TFTR inside the vacuum vessel. The detector is composed of a ...

Source: Lin, Zhihong - Department of Physics, University of California, Irvine

Collection: Plasma Physics and Fusion

Summary:  Scintillation response of liquid xenon to low energy nuclear recoils E. Aprile,* K. L. Giboni, P... matter in the form of Weakly Interacting Massive Particles (WIMPs). We have measured the scintillation... rays from 57Co. The scintillation yield of 56.5 keV recoils was also measured as a function of applied

Source: McKinsey, Daniel - Physics Department, Yale University; Nevis Laboratories, Radiological Research Accelerator Facility

Collection: Biology and Medicine ; Fission and Nuclear Technologies ; Physics

Summary:  scintillator tiles, and Kuraray Y- 11 double clad wavelength shifting (WLS) fibers. It has been shown... that these materials are moderately radiation hard up to 2.5 MRad of radiation. The scintillation photons are collected... fiber geometries and 0.6 mm diameter BCF-12 WLS fibers were exposed to 120 GeV and 64 GeV proton beam

Source: Akgun, Ugur - Department of Physics and Astronomy, University of Iowa

Collection: Physics

Summary:  ) in the part of the fibres exposed to radiations between the scintillating plastic and the connector. We... . There are the scintillator BC404, the wavelength shifting fibres BCF9929A and the optical fibres BCF98 from Bicron (Saint... be found in [1]. It is a small-angle detector consisting of two arrays of 32 ...

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  components: PMT, scintillator, wrapping materials, support tube counter (Previously assembled components... : GPS, DAQ, PDU) Warnings · Do not handle the scintillator material with bare hands. · Read Material... the following pieces: Scintillators (4) 10"x12"x1/2" scintillator plastic blocks with polished ...

Source: California at Santa Cruz, University of - Santa Cruz Institute for Particle Physics (SCIPP)

Collection: Fission and Nuclear Technologies ; Physics

Summary:  2 ( 9 9 ) 0 0 7 9 7 - 4 #12;In an organic scintillation detector exposed to neutrons and -rays... scintillators used for neutron detection AD . HorvaH th *, K. Ieki , Y. Iwata , J.J. Kruse , Z. Seres , J. Wang... and the scintillation e$ciency of two liquid scintillators, BC519 and NE213 ...

Source: Horváth, Ákos - Department of Atomic Physics, Eötvös Loránd University

Collection: Physics

Summary:  to calibrate this detector, we measured its response to single neutrons by exposing the scintillator... , New Mexico. The detector uses a scintillator coupled to a microchannel-plate photomultiplier tube... of Z. The current-mode neutron detector3 assembled for this application consists of a scintillator

Source: Ditmire, Todd - Department of Physics, University of Texas at Austin

Collection: Physics

Summary:  exposed. This region was then heated with a hand­held heat gun, until the scintillator softened. The heat... of a hexagonal­nose­cone shaped plas­ tic scintillation counter system is described. This ``Start Counter... ­mm thick coupled paddle scintillators and achieves a software­corrected time ...

Source: Thomas Jefferson National Accelerator Facility - Hall B

Collection: Fission and Nuclear Technologies

Summary:  Development of nanocomposite scintillators R. E. Del Sesto 1 , E. A. McKigney 2 , D. W. Cooke 3 , R... ew scintillator materials are in high demand to assist in non-proliferation and counter... - tion of nuclear materials. In order to create a new class of scintillator materials that combines good

Source: Los Alamos National Laboratory, Theoretical Division, Condensed Matter and Statistical Physics Group

Collection: Materials Science

Summary:  developed new PMT assemblies specifically designed for PoGO to read-out weak scintillation light of one... consisting of 60 cm anti-coincidence hexagonal well made of slow plastic scintillator, a 20 cm long detection... part made of fast scintillator, and 4cm long BGO crystal. All scintillators are optically ...

Source: Haviland, David - Department of Physics, Royal Institute of Technology, Sweden

Collection: Materials Science

Summary:  -sensitive determination of trace elements in organic scintillators Z. Djurcica , D. Glasgowb , L.-W. Huc , R.D. Mc... such as liquid scintillator (LS) are first preconcentrated by clean vacuum evaporation. Activities of interest... the liquid scintillator used in the KamLAND neutrino experiment. Detection limits of o2:4 Â ...

Source: Piepke, Andreas G. - Department of Physics and Astronomy, University of Alabama

Collection: Physics

Summary:  to a new detector design, which includes a non-scintillating buffer between the PMTs #12;2030 D. Motta... by the 1.024 MeV from its annihilation, measures e energy. An H-rich organic liquid scintillator is used... as target and detection medium. The neutron issued from reaction (1) thermalizes in the scintillator

Source: Magiera, Andrzej - Instytut Fizyki, Uniwersytet Jagiellonski

Collection: Physics

Summary:  of radon exposed scintillator showing alpha/beta separation is shown in Figure 4.22. A gamma detector... to the high purity liquid scintillator. As a result, there are strict limits on the surface cleanliness of all... detector components that come in contact with the scintillator. Preventing radioactive ...

Source: Princeton University, Atomic Physics

Collection: Fission and Nuclear Technologies ; Physics

Summary:  CsI detector and a standard 3 in. NaI scintillation counter were exposed to a number of calibration... of a large-volume spherical CsI(Tl) scintillation counter for gamma-ray spectroscopy L.J. Menga, *, D... -volume scintillation detector used for gamma-ray spectroscopy. In this detector, a spherical CsI(Tl) ...

Source: He, Zhong - Radiation Measurements Group, Department of Nuclear Engineering and Radiological Sciences, University of Michigan

Collection: Engineering ; Fission and Nuclear Technologies

Summary:  1 Abstract--A Time of Flight scintillator system has been developed for the Pamela satellite... Terms-- Cosmic rays, satellite applications, scintillation counters, time measurement. I. INTRODUCTION... of three double-layers of plastic scintillator strips, is employed for particle identification at low

Source: Morselli, Aldo - Istituto Nazionale di Fisica Nucleare, Dipartimento di Fisica, II Università di Roma

Collection: Physics

Summary:  to another position on the scintillator. Ar- eas of the scintillator that had yet to be exposed to a high... Measurement of electron backscattering from plastic scintillator for neutron decay Michael J... the decay of polarized ultra cold neutrons. Plastic scintillators will count the ...

Source: Martin, Jeff - Kellogg Radiation Laboratory, California Institute of Technology

Collection: Physics

Summary:  of the photons (factor of reduction c) in the part of the fibres exposed to radiations between the scintillating... of the University of Jyväskylä (Finland) was used to measure the radiation effects on a scintillator counter... Introduction 3 2 The radiation effects in V0 scintillating materials 3 2.1 ...

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  Borexino: A Scintillator Purification System for a Large Scale Solar Neutrino Experiment An on... -line purification system for a large-scale low-background liquid scintillation detector has been tested with the 5... -ton liquid scintillation detector, the Counting Test Facility at Gran Sasso. Counter- current water

Source: Floudas, Christodoulos A.- Department of Chemical Engineering, Princeton University

Collection: Engineering

Summary:  scintillator targets were used and were exposed to electron beams with currents less than 1 nA. The targets... report on the first detailed measurements of electron backscattering from plastic scintillator targets... , extending our previous work on beryllium and silicon targets. The scintillator experiment ...

Source: Martin, Jeff - Kellogg Radiation Laboratory, California Institute of Technology

Collection: Physics

Summary:  A Scintillating Plastic Fiber Tracking Detector for Neutron and Proton Imaging and Spectroscopy... the results of recent calibration data analysis of a prototype scintillating fiber tracking detector system... images of the ionization tracks of the recoil protons in a densely packed bundle of scintillating plastic

Source: Messner, Richard A. - Department of Electrical and Computer Engineering, University of New Hampshire

Collection: Computer Technologies and Information Sciences ; Engineering

Summary:  Compensation of scintillator sensitivity loss due to irradiation damage François GUILLET... the scintillator through a 45° mirror (figure 1). Although CCDs are shielded from direct beam using 5mm thick lead... behind the scintillator. This solution proved to be effective as the camera can be used up to 225kV, even

Source: Paris-Sud XI, Université de - Institut d'Optique, Laboratoire Charles-Fabry, Groupe d'Optique Atomique

Collection: Physics

Summary:  A Scintillator Purification System for a Large Scale Solar Neutrino Experiment J.B. Benziger... system for a large-scale low-background liquid scintillation detector has been tested with the 5-ton... liquid scintillation detector, the Counting Test Facility at Gran Sasso. Counter-current water extraction

Source: 

Collection: Physics ; Biology and Medicine

Summary:  RECHERCHES SUR LES COURBES DE SCINTILLATIONS DONNÉES PAR LES RAYONS 03B1 DU POLONIUM; par G... courbes de scintillations données par différents auteurs, résident essentiellement dans la diversité des... cette même répartition par la méthode des scintillations. Or, les résultats précédents sont en complet

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  profiler was undertaken. The profiler consisted of plastic scintillator, a lens system and a Starlight... Express MX5 CCD camera, all contained within a light tight box. The scintillation pattern, created... by the interaction between the incident gamma-rays and the scintillator, could be focused onto the CCD. Simulations

Source: Saskatchewan, University of - Department of Physics and Engineering Physics, Experimental Subatomic Physics Group

Collection: Physics

Summary:  , new scintillator targets were used and were exposed to electron beams with currents less than 1 n... on the first detailed measurements of electron backscattering from plastic scintillator targets, extending our... previous work on beryllium and silicon targets. The scintillator experiment posed several ...

Source: Martin, Jeff - Kellogg Radiation Laboratory, California Institute of Technology

Collection: Physics

Summary:  -latitude ionospheric scintillation anomaly in the Far East L. A. Hajkowicz1 and H. Minakoshi2 1Department of Physics... scintillation morphology in East Asia (at Kokobunji in Japan), using amplitude records from Transit satellites... . It is now evident that summer day and night scintillation en- hancement in this mid-latitude ...

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  .engr.utk.edu/smrc Contact Information To find out more about the Scintillation Materials Research Center, contact: Chuck... Melcher, Director Scintillation Materials Research Center 301 Science and Engineering Research Facility... .engr.utk.edu/smrc scintillation materials research center ...

Source: Tennessee, University of - Department of Computer Science, Innovative Computing Laboratory

Collection: Computer Technologies and Information Sciences

Summary:  -shield + BGO: low background · Plastic scattering scintillators: large area (~200 cm2 @ 50 keV) and reasonable... MF (~30% @ 50 keV) E Photoelectric absorption Compton scatter Array of plastic scintillators Po... ;Scintillators N02-43: W. Klamra et al.,`Performance of BGO crystals for the PoGOLite gamma- ray polarimeter

Source: Haviland, David - Department of Physics, Royal Institute of Technology, Sweden

Collection: Materials Science

Summary:  Nuclear Instruments and Methods in Physics Research A 422 (1999) 49--53 A scintillating plastic... images of the ionization tracks of the recoil protons in a densely packed bundle of scintillating plastic... fibers stacked in orthogonal layers. The scintillation tracks are detected and imaged by photomultipliers

Source: California at Berkeley, University of - Silver Space Sciences Laboratory

Collection: Physics

Summary:  in Extrusion Dies Using POLYFLOW ® Summer, 2003 Scintillator Extruder Die Design/ Kostic - Srinivasa 2 Material... .6337 Transition Parameter 0.5 Temperature Sensitivity 0.0603919 1/K Reference Temperature 453 K #12;Scintillator... _400 685_375 Scintillator Extruder Die Design/ Kostic - Srinivasa 4 Half domain of 1:2 extrusion ...

Source: Kostic, Milivoje M. - Department of Mechanical Engineering, Northern Illinois University

Collection: Engineering

Summary:  is the Fiducial Volume, a region containing 100 tons of scintillator fluid (an organic liquid whose precise... of the scintillator; the inner nylon vessel; the inner buffer region; the outer nylon vessel; the outer buffer region... . Scintillator fluid is shown in bright yellow, buffer fluid in pale yellow, and water in blue. ...

Source: Princeton University, Atomic Physics

Collection: Fission and Nuclear Technologies ; Physics

Summary:  Kuraray SCSN81 scintillator tiles, and Kuraray Y-11 double clad wavelength shifting (WLS) fibers. These ma... - terials have been shown to be moderately radiation hard up to 2.5 MRad . The scintillation photons... . The scintillator tiles used in the current design of the HE calorimeter will lose their efficiency due to radiation

Source: Akgun, Ugur - Department of Physics and Astronomy, University of Iowa

Collection: Physics

Summary:  units. Those consist of a combination of different plastic scintillators, forming a so-called phoswhich... as the position dependency of the scintillation light transmission have been examined. #12;#12;Contents 1... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 2.3 Detector components . . . . . . . . . . . . . . . . . . . . . . . . ...

Source: Haviland, David - Department of Physics, Royal Institute of Technology, Sweden

Collection: Materials Science

Summary:  ) par Melisa LUCA Sapphire scintilation tests for cryogenic detectors in the EDELWEISS dark matter... Sapphire Scintillation Tests for Cryogenic Detectors in the EDELWEISS Dark Matter Search Soutenue le 20... Laboratory . . . . 25 4 Study of Scintillation by Spectroscopic Characterization 29 4.1 Introduction

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  Characteristics of VHF radiowave scintillations over a solar cycle (1983±1993) at a low... Abstract. The characteristics of VHF radiowave scintil- lations at 244 MHz (FLEETSAT) during a complete... of night-time scintillations shows equinoctial maxima and summer minima in all the epochs of solar activity

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  2006. This scintillation- based detector will observe low-energy neutrinos, in real time, down to about... scintillator fluid, contained by a spherical vessel composed of transparent nylon film. Roughly 300 tons... most vital components of Borexino are these nylon vessels and the scintillator itself. Numerous

Source: Princeton University, Atomic Physics

Collection: Fission and Nuclear Technologies ; Physics

Summary:  The Borexino Solar Neutrino Experiment: Scintillator Purification and Surface Contamination Michael... - e scattering in an aromatic liquid scintillator, Borexino will make the first real time measurement... tolerable background rate is one count per day. Removal of radioactive isotopes from the liquid scintillator

Source: 

Collection: Physics ; Biology and Medicine

Summary:  Chapter 3 The Borexino Nylon Vessels The Borexino liquid scintillator is contained in a nylon... of the scintillation light of the PC+PPO solution that has to reach the PMTs (see spectrum in fig. 2.7). b. Chemical... . The radioactivity requirements of the IV are second only to those of the scintillator itself. These requirements ...

Source: Princeton University, Atomic Physics

Collection: Fission and Nuclear Technologies ; Physics

Summary:  ORNL 2010-G00954/jcn UT-B ID 200702015 Improved Lithium-Loaded Liquid Scintillators for Neutron... Detection Technology Summary A liquid scintillator with a substantially increased lithium weight... was developed by ORNL researchers. Scintillators are widely used for the detection of neutron radiation emitted

Source: Controlled Fusion Atomic Data Center (CFADC)

Collection: Plasma Physics and Fusion

Summary:  , we propose to substitute the scintillator tiles in the original design of the HE Calorimeter... - raray SCSN81 scintillator tiles, and Kuraray Y-11 double clad wavelength shifting (WLS) fibers... . These materials have been shown to be moderately radiation hard up to 2.5 MRad [1]. The scintillation photons

Source: Akgun, Ugur - Department of Physics and Astronomy, University of Iowa

Collection: Physics

Summary:  and evaluating them as potential scintillation detector materials. This facility includes a robotic dispenser... and measurement data. Index Terms--Scintillation detector material discovery, radioluminescence, phosphors... performances as scintillator radiation detectors (doped or undoped) have never been reported. It is likely

Source: Lee, Jason R. - Data Intensive Distributed Computing Group, Distributed Systems Department, National Energy Research Scientific Computing Center, Lawrence Berkeley National Laboratory

Collection: Computer Technologies and Information Sciences

Summary:  scintillation light to the visible, allowing transport of signal light to room temperature. Three technological... 2003 Elsevier B.V. All rights reserved. PACS: 29.40.Mc; 14.20.Dh; 85.60.Gz Keywords: Scintillation... high efficiency as a scintillator. However, there is an abundance of literature on this topic, mostly

Source: McKinsey, Daniel - Physics Department, Yale University

Collection: Physics

Summary:  EUROPEAN ORGANIZATION FOR NUCLEAR RESEARCH CERN-EP/2002-006 14 January 2002 Large liquid-scintillator... length, filled with liquid scintillator. A wavelength-shifting fibre inserted in each cell captured... a part of the scintillation light emitted when a cell was traversed by an ionizing particle. Two dif

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  H.J. Woertche Basic Detection Techniques 2006 Scintillator identification, timing, energy particles... yields energy deposit #12;H.J. Woertche Basic Detection Techniques 2006 Scintillator: Materials inorganic... practically the same whether in solid, liquid or gaseous state. b) inorganic scintillation involves band

Source: Peletier, Reynier - Kapteyn Astronomical Institute, Rijksuniversiteit Groningen

Collection: Physics

Summary:  Department, Stanford University, Stanford CA 94305 Our collaboration is operating a segmented scintillation... detector, containing 11.3 tons of 0.1% Gd loaded liquid scintillator, at 750, 888 and 889 m distance from... , respectively. At this distance the detector is exposed to an anti­neutrino flux of 6:9 \Delta 10 9 š e =(cm ...

Source: Piepke, Andreas G. - Department of Physics and Astronomy, University of Alabama

Collection: Physics

Summary:  by the instrumentation; e.g., an instrument utilizing a plastic scintillator is inherently more durable than... ). January 2009 D-3 NUREG-1575, Supp. 1 #12;Appendix D MARSAME D.2.2 Scintillation Detectors Scintillation... detectors (sometimes referred to as "scintillators") consist of ...

Source: Yucca Mountain Project, US EPA

Collection: Environmental Sciences and Ecology

Summary:  can a subject's mental' computations be exposed, meas- ured, and controlled?) and to other issues... (immediacy, prac- tice, and scintillation) that pertain to our specifictask. Preparation of this article... . When the efficiency of human perceptual processing is high, wesuspect that the task exposes processes

Source: Sperling, George - Department of Neurobiology and Behavior & Institute for Mathematical Behavioral Sciences, University of California, Irvine

Collection: Computer Technologies and Information Sciences ; Biology and Medicine

Summary:  be conducted? and How can a subject's mental~computations be exposed, meas- ured, and controlled?) and to other... issues (immediacy, prac- tice, and scintillation) that pertain to our specific task. Preparation... is high, we suspect that the task exposes processes that are of evolutionary significance. To compare

Source: Landy, Michael S. - Center for Neural Science & Department of Psychology, New York University

Collection: Computer Technologies and Information Sciences ; Biology and Medicine

Summary:  shield · Inner surface exposed to contaminated scintillator #12;Nylon Vessel Construction Class 100 clean... Neutrino Experiment #12;Borexino Detector · Requires ultra high purity liquid scintillator. · High purity... ­ 100 nBq/m3 or ­ 0.1 atom/m3 for ~ 1 week · For example we need < 10-17g(U, ...

Source: 

Collection: Physics ; Biology and Medicine

Summary:  Prof. Dr. Franz von Feilitzsch High Efficiency Purification of Liquid Scintillators for the Solar... .01.2005 angenommen. #12;#12;PHYSIK-DEPARTMENT High Efficiency Purification of Liquid Scintillators for the Solar... .3.3. Scintillation Detectors 13 1.4. Answers and Open Questions 15 1.5. Future Experiments 16 2. The Experiment

Source: Technische Universität München, Physik Department, Experimental Physics and Astroparticle Physics Group

Collection: Physics

Summary:  for it. This is the main reason why a GSO (Gd 2 SiO 5 : 0.5%Ce) scintillator has been chosen. Its... properties are listed in Table 1 together with those of other scintillators. Figure 1 shows a cross sectional... view of ZDLM. The main part of ZDLM consists of a GSO crystal scintillator, a concave mirror

Source: BELLE Collaboration

Collection: Physics

Summary:  variations. Scintillation, a highly random anomaly of the ionosphere, will also be discussed and data... be scintillation, which can cause power fades of 30 dB-Hz that typically last a few tenths of a second [3, 4... , the large variations from day to day (e.g., April, May, and October). Scintillation acts in a very different

Source: Stanford University - Global Positioning System (GPS) Lab.

Collection: Engineering

Summary:  I(Tl) scintillation crystals, having diameters ranging from 3.4 cm (20 cm3) to 8.3 cm (300 cm3), were polished... and packed in dry MgO powder. The scintillation light from the crystal was viewed using a single 1 1 cm2... the detector. Compared with a standard 3-in NaI(Tl) scintillation counter, this leads to a much-improved ...

Source: He, Zhong - Radiation Measurements Group, Department of Nuclear Engineering and Radiological Sciences, University of Michigan

Collection: Engineering ; Fission and Nuclear Technologies

Summary:  subatomic particle can be measured as well as exposing students to particle detection techniques, modern... and it is proposed to place a few scintillator detectors on the roof of the main SCFAB building and then on top... either sample the air shower on the ground using scintillators and / or water Cerenkov detectors (for

Source: Haviland, David - Department of Physics, Royal Institute of Technology, Sweden

Collection: Materials Science

Summary:  must first normalize the operation of the tools. In our case, we are using a scintillator coupled... the Silicon Strip Detector, the other coming from the scintillator. Analysis will be done using electronic... , which covers the scintillator. Information on electron energy loss in materials is available through

Source: Belanger, David P. - Physics Department, University of California at Santa Cruz

Collection: Physics

Summary:  International Beacon Satellite Symposium 2007 11-15 June 2007, Boston, MA Ionospheric Scintillation... phenomena in the ionosphere, ionospheric scintillation is characterized by rapid fluctuation and fading... caused by scintillation can lead to loss of lock of the carrier tracking loop in GPS receivers

Source: Stanford University - Global Positioning System (GPS) Lab.

Collection: Engineering

Summary:  .51 85 CsI (Tl) 1.0 4.51 45 CsF 0.005 4.11 3 6LiI (Eu) 1.4 4.08 35 CaF2 (Eu) 0.9 3.19 50 BaF2 0.63 4... conditions; · selection of scintillators; · design of source and detector collimators; · nuclear... - limator distance, scintillator efficiency and emission ratio of the gamma source. The calculation

Source: Veera, U. Parasu - Department of Chemical Engineering, Universiteit Twente

Collection: Engineering

Summary:  . Scintillation light is seen from both sides, although more intense and localized on side 2, where the event... 1Side2 #12;A two-site Compton scattering event. All scintillation light arrives at the same time... , indicating that the two energy depositions are simultaneous. The scintillation light is brighter and more

Source: Gratta, Giorgio - Kavli Institute for Particle Astrophysics and Cosmology SLAC & Department of Physics, Stanford University

Collection: Physics

Summary:  Comparison of Scintillating Fiber and Diamond Detector Data T. Tsang BNL (Nov 9 2009)(Nov. 9, 2009... ) #12;Scintillating fiber channel #0 Feb. 6, 2008 scintillating fiber 2 meter long, BCF-20, 1-mm... diameter blue emitting scintillating fiber 12 meter long, 1-mm diameter BFH37-1000 fiber, blue T=0

Source: McDonald, Kirk - Department of Physics, Princeton University

Collection: Physics

Summary:  noble gases such as liquid helium, liquid neon, and liquid xenon, all of which scintillate brightly... the ultraviolet scintillation light to the visible, thereby allowing detection by conventional photomultipliers... . Liquid neon is a particularly promising medium for CLEAN. Because liquid neon has a high scintillation

Source: McKinsey, Daniel - Physics Department, Yale University

Collection: Physics

Summary:  the instruments were exposed identically. This demonstrates the need for intercomparison programmes... were obtained from 5 high-pressure ioniza- tion chambers, 5 Nal scintillation counters, 8 plastic... . The scintillation counters were based on either plastic or Nal detectors with analog reading and some

Source: Risø National Laboratory

Collection: Multidisciplinary Databases and Resources

Summary:  1 A Large Scale Low Background Liquid Scintillation Detector: The Counting Test Facility at Gran... liquid scintillation detector at the underground Laboratori Nazionali del Gran Sasso has shown... construction and the handling of large volumes of liquid scintillator to minimize the background are described

Source: 

Collection: Physics ; Biology and Medicine

Summary:  in radiation damage under super-LHC conditions, we propose to substitute the scintillator tiles in the original... scintillator tiles, and Kuraray Y- 11 double clad wavelength shifting (WLS) fibers. These materials have been... shown to be moderately radiation hard up to 2.5 MRad . The scintillation photons are collected

Source: Akgun, Ugur - Department of Physics and Astronomy, University of Iowa

Collection: Physics

Summary:  increase in radiation damage under super-LHC conditions, we propose to substitute the scintillator tiles... scintillator tiles, and Kuraray Y-11 double clad wavelength shifting (WLS) fibers. These materials have been... shown to be moderately radiation hard up to 2.5 MRad . The scintillation photons are collected

Source: Akgun, Ugur - Department of Physics and Astronomy, University of Iowa

Collection: Physics

Summary:  of its scintillating fiber detector. During the data taking, the fibers have been exposed to rates up... been made to exploit the scintillating fibers in high energy physics experiments. A major contribution... of a scintillating fiber tracking system for the E835 collaboration. The next generation of ...

Source: Fermilab, E835 Experiment Charmonium

Collection: Physics

Summary:  , Ukraine B. Grynev, V. Lyubynskiy, V. Senchyshyn Institute for Scintillation Materials NASU, Kharkov... plates are 79 mm thick with 9 mm gaps to insert the scintillator tiles. The total interaction length... orientation. 2.2 Scintillator Trays The scintillation light is collected by wavelength shifting ...

Source: Akgun, Ugur - Department of Physics and Astronomy, University of Iowa

Collection: Physics

Summary:  . Fish. Aquat. Sci. 37: 738-741. Rotifers were exposed to (I) a single dose of 14Clabeled benzene on day... of crude oil in a prey species, I studied the uptake and depura- tion of benzene in B. plicatilis exposed... L Instagela scintillator, and counting it on a Packard liquid scintillation spectrometer. The ...

Source: Southwest Fisheries Science Center, NOAA

Collection: Environmental Sciences and Ecology

Summary:  ] is an active target of outer dimensions 240X240X200mm3 . The target mate- rial is plastic scintillator, i... energy threshold of the detec- tor taking into account the scintillation efficiency, light collection... plastic bars were exposed to X-rays of different energies. For this purpose we used the portable X

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  .........................................................................................65 Comité éditorial du journal ScintillationS de l... effet Cherenkov, ou par scintillation dans des matériaux scintillants organiques (liquides ou plastiques... ) ou inorganiques (les cristaux scintillants). Je me ...

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  Evaluating GPS Receiver Robustness to Ionospheric Scintillation Joanna C. Hinks, Cornell University... for testing GPS receivers for ionospheric scintillation robustness has been implemented using a GPS signal... simulator and a statistical model that captures the characteristics of scintillation relevant to receiver

Source: Psiaki, Mark L. - Sibley School of Mechanical and Aerospace Engineering, Cornell University

Collection: Engineering

Summary:  at 120o C. The solution was dripped onto the surface of the crystal with the exposed z- surface... Eljen EJ-301 liquid scintillator detector was located in a lead shield outside of the vacuum chamber... the scintillator and the vacuum chamber to shield against x-rays. The signal from the anode of the photomultiplier

Source: Danon, Yaron - Department of Mechanical, Aerospace and Nuclear Engineering, Rensselaer Polytechnic Institute

Collection: Fission and Nuclear Technologies

Summary:  Phenomenology of Supernova Neutrinos, Spatial Event Reconstruction, and Scintillation Light Yield... Measurements for the Liquid-Scintillator Detector LENA Diploma Thesis by J¨urgen M.A. Winter Physik... Neutrino Astronomy) project comprises a 50 kt organic liquid-scintillator detector that is in the current

Source: Technische Universität München, Physik Department, Experimental Physics and Astroparticle Physics Group

Collection: Physics

Summary:  Detection of energetic particles and gamma rays Scintillation detectors Peter Dendooven KVI... ­ scintillation detectors · principle · organic scintillators · inorganic scintillators · photosensors ­ gas... detectors · ionisation · proportional · Geiger #12;3 A generic ...

Source: Peletier, Reynier - Kapteyn Astronomical Institute, Rijksuniversiteit Groningen

Collection: Physics

Summary:  solar neutrino detector should begin operations in late 2006. This scintillation- based detector... . At the heart of Borexino lie 300 tons of organic scintillator fluid, contained by a spherical vessel composed... -pointing photomultiplier tubes. The two most vital components of Borexino are these nylon vessels and the ...

Source: 

Collection: Physics ; Biology and Medicine

Summary:  .20.Pm I. INTRODUCTION Liquid-helium scintillation was discovered in 1959 by Thorndike and Shlaer 1... and by Fleishman, Einbinder, and Wu 2 . The scintillation light was found not to pass through any standard window... , it was confirmed that the helium scintillation light was primarily in the extreme ultraviolet EUV spectral ...

Source: McKinsey, Daniel - Physics Department, Yale University

Collection: Physics

Summary:  on scintillator planes is also proposed. a) INFN, Sezione di Milano b) CERN c) Politecnico di Milano and INFN... ]. The electromagnetic calorimeter (ECAL) of CMS is described in [2] and consists of PbWO4 scintillating crystals... crystal by minimum ionizing particles, which in turn determines the amount of scintillation light, ...

Source: Wu, Sau Lan - CERN & Department of Physics, University of Wisconsin at Madison

Collection: Physics

Summary:  output parameters for BC-505. 2 Parameterizations When exposed to nuclear radiations organic scintillator... Light Output Response of BC-505 Liquid Scintillator R.E. Pywell, B.D. Sawatzky, 1 J. Ives, 2 N... scintillator to neutrons ranging in energy from 0.5 MeV to 12 MeV have been fitted with the ...

Source: Saskatchewan, University of - Department of Physics and Engineering Physics, Experimental Subatomic Physics Group

Collection: Physics

Summary:  Energy Neutrino Astronomy) is a proposed next generation liquid-scintillator detector with about 50 kt... to the delayed coincidence signal from the inverse beta decay detection channel, liquid-scintillator detectors... current reactions on carbon in the scintillator. Therefore, a Monte Carlo simulation of neutron production

Source: Technische Universität München, Physik Department, Experimental Physics and Astroparticle Physics Group

Collection: Physics

Summary:  and photoelectric absorption in an array of 217 plastic scintillators. The sensitive detector is surrounded... .1.1 Polarimeter Telescope . . . . . . . . . . . . . . . . . . . . . 17 2.2 Scintillators... Scintillators 35 3.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 3.2 Market

Source: Haviland, David - Department of Physics, Royal Institute of Technology, Sweden

Collection: Materials Science

Summary:  ORNL 2010-G01036/jcn UT-B ID 200401367 Composite Solid-State Scintillators for Neutron Detection... scintillator has been developed at ORNL. This invention uses thin-film, glass, and fiber-optic sensors... , and is based on the preparation of neutron scintillators with a room temperature sol-gel process. The result

Source: Controlled Fusion Atomic Data Center (CFADC)

Collection: Plasma Physics and Fusion

Summary:  /NOFS) to demonstrate a technique for locating and forecasting scintillations in the low latitude ionospheric... . Scintillations are caused by naturally occurring irregularities and lead to fluctuations in communication signals... . Scintillations are responsible for decreased satellite-to-ground message throughput and delayed ...

Source: Goddard Space Flight Center, NASA - Climate and Radiation Branch

Collection: Environmental Sciences and Ecology ; Geosciences

Summary:  scintillating components and combines photon detection, active collimation and bottom anticoincidence into one... these simulations, a simple detector array with four plastic scintillators and three BGO crystals shielded... . . . . . . . . . . . . . . . . . . . . . . . . . . 87 4.5 The PoGOLite neutron scintillator . . . . . . . ...

Source: Haviland, David - Department of Physics, Royal Institute of Technology, Sweden

Collection: Materials Science

Summary:  scintillating properties(fast decay time of about 300 ns and peak scintillation at about 450 nm) and non... of about 100 ns, peak scintillation at about 450 nm and non­hygroscopic nature. Although it sells at about... , and hence corresponds to least noise. We therefore chose this system to measure the ...

Source: BELLE Collaboration

Collection: Physics

Summary:  BOREXINO SOLAR NEUTRINO EXPERIMENT The Borexino Scintillator Purification and Containment Systems... in the detector. The design of Borexino is based on the principle of graded shielding, with the scintillator... .w.e. underground. The 300 tons of scintillator, composed of pseudocumene (PC) and 1.5 g/L of the fluor 2

Source: 

Collection: Physics ; Biology and Medicine

Summary:  tungstate scintillation crystals when exposed to continuous low dose rate radiation. Radiation initiates... experiments where scintillation crystals are exposed for long periods of time to irradiation. The experimental... , electromagnetic calorimetry, lead tungstate single crystal, ...

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  of the detector since it contains the liquid scintillator solution. Its shape and position therefore define... the fiber's end to penetrate through the vessel membrane into the scintillator volume. A laser of a specific... wavelength (355 nm) is used to directly excite the PPO molecule in the scintillator and emulate particle

Source: Princeton University, Atomic Physics

Collection: Fission and Nuclear Technologies ; Physics

Summary:  ), and hybrid detector technologies are exposed directly to -ray emissions to form 2D images [7... ]­[9]. Scintillators are used in several imaging systems in conjunction with light detectors such as CCD and CMOS... arrays. In some applications, excited light out of the scintillators is further amplified, e

Source: Arizona, University of - Center for Gamma-Ray Imaging

Collection: Engineering ; Biology and Medicine

Summary:  Polyvinyltoluene scintillators for relative ion dosimetry: an investigation with Helium, Carbon... . A polyvinyltoluene based plastic scintillator is used to convert the deposited energy into scintillation... scintillators we show that the dosimeter gain is enough to provide useful measurements, the ion

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  Summary of poster at VSS 2002: The vanishing disk; a revealing quirk of the scintillating grid... at the intersections; observers report a striking illusion of transient black spots on the disks (scintillation... ). There is controversy over whether scintillation is an effect of lateral inhibition or of the cortical processing

Source: Levine, Michael - Department of Psychology, University of Illinois at Chicago

Collection: Biology and Medicine

Summary:  exposed to the same amount of hormone. Receptor density for a given tissue changes through time. Down... is circulating in an individual's blood? The old method was bioassay. Expose a target tissue to a fixed amount... of the individual's blood and measure the response of target tissue. E.g. rat prostate glands exposed

Source: Creel, Scott - Department of Ecology, Montana State University

Collection: Environmental Sciences and Ecology

Summary:  of the exposed area of the sensor without contributing to the scintillator area. This increases the likelihood... . The sensors are made up of scintillator crystals and photodetectors. The scintillator converts the 511Ke... [2]. 2.3 Photon Scintillation A 511KeV photon has a substantial ...

Source: Hauck, Scott - Department of Electrical Engineering, University of Washington at Seattle

Collection: Computer Technologies and Information Sciences ; Engineering

Summary:  interleaved with 4 mm thick scintillator plates. · Consists of two large structures at each end of the barrel... , CALOR 2008, Pavio, Italy 3 #12;Current Design: "Scintillators" · Megatiles of large scintillator sheets... calorimeter scintillators are going to get ~25 MRad radiation25 MRad radiation. · Due ...

Source: Akgun, Ugur - Department of Physics and Astronomy, University of Iowa

Collection: Physics

Summary:  -wire radioactive source data were also collected for all scintillator layers in the HB. The energy dependent time... scintillator plates surrounds the lead tungstate (PbWO4) electromagnetic calorimeter (ECAL- EB). The HB design... not exposed to particle beams. After these measurements were performed, the HB wedges were ...

Source: Akgun, Ugur - Department of Physics and Astronomy, University of Iowa

Collection: Physics

Summary:  17th May 2010 The design, construction and performance of the MICE scintillating fibre trackers... diameter scintillating fibres. The design and construction of the trackers is described along... and construction 3 2.1 The scintillating-fibre stations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Source: Imperial College London, Department of Physics, High Energy Physics Group

Collection: Physics

Summary:  Ionospheric Scintillation Effects on Single and Dual Frequency GPS Positioning S. Datta-Barua, P. H... -latitude regions can suffer from rapid amplitude and phase fluctuations known as scintillation. Scintillation... scintillation and high rates of change in Total Electron Content (TEC) can cause loss of lock ...

Source: Stanford University - Global Positioning System (GPS) Lab.

Collection: Engineering