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Sample search results for: ab-plane optical conductivity

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1 Journal of Superconductivity, Vol. 8, No. 5, 1995 The ab-plane optical conductivity of high-To supercon-
 

Summary:  Journal of Superconductivity, Vol. 8, No. 5, 1995 The ab-plane optical conductivity of high... give anisotropic ab-plane optical conductivities. 2. EXPERIMENTAL The crystal growth procedures have... -infrared conductivity below To. #12;The ...

  

Source: Tanner, David B. - Department of Physics, University of Florida

 

Collection: Physics ; Materials Science

 
2 VOLUME 86, NUMBER 18 P H Y S I C A L R E V I E W L E T T E R S 30 APRIL 2001 Charge Dynamics of 2H-TaSe2 along the Less-Conducting c-Axis
 

Summary:  recent optical investigation of 2H-TaSe2 in the (2D) ab plane provides a scenario where the dynamics... thick single crystals. The sample used in the optical study had ab-plane dimensions of 5 3 5 mm2 , while... conductivity of 2H-TaSe2 along the c-axis and within ...

  

Source: Leonardo, Degiorgi - Departement Physik, Eidgenössische Technische Hochschule Zürich (ETHZ)

 

Collection: Physics ; Materials Science

 
3 Z. Phys.B 96, 313-318 (1995) ZEITSCHRIFT
 

Summary:  ; 78.30.Er; 78.65.Ez I. Introduction The amount of anisotropy between the highly-conducting ab planes... a much smaller conductivity than the ab plane [4]. In a few samples, notably fully oxygenated YBazCu307... frequencies. In contrast to the electronic absorption ...

  

Source: Tanner, David B. - Department of Physics, University of Florida

 

Collection: Physics ; Materials Science

 
4 PhysicaC 235-240(1994) !123-1124 North-Holland PHI$1A
 

Summary:  , University of Wisconsin, Madison, WI 53706, USA The anisotropy of the ab-plane optical conductivity and de... or to anisotropy of the midinfrared component of the optical conductivity.3 3. RESISTIVITY The anisotropy in the ab... PhysicaC 235-240(1994) !123-1124 ...

  

Source: Tanner, David B. - Department of Physics, University of Florida

 

Collection: Physics ; Materials Science

 
5 Eur. Phys. J. B 8, 4756 (1999) THE EUROPEAN
 

Summary:  . We find a clear anisotropy in the ab-plane optical conductivity above and below Tc, which is very... Fisica Springer-Verlag 1999 Optical study of an untwinned (Bi1.57Pb0.43)Sr2CaCu2O8+ single crystal: ab-plane... the ab-plane anisotropy be- cause there are no chains ...

  

Source: Tanner, David B. - Department of Physics, University of Florida

 

Collection: Physics ; Materials Science

 
6 K. E. Goodson Department of Mechanical Engineering,
 

Summary:  of Technology, Cambridge, MA 02139 Electron and Phonon Thermal Conduction in Epitaxial High-Fe Superconducting... Cu^01. In the absence of boundary scattering, the a-b plane thermal conductivity and the mean free... -fluid model of the super- conducting state, and experimental datafor the thermal conductivity ...

  

Source: Goodson, Kenneth E. - Department of Mechanical Engineering, Stanford University

 

Collection: Materials Science ; Engineering

 
7 Anisotropy in the ab-plane optical properties of Bi2Sr2CaCu2O8 single-domain crystals M. A. Quijada* and D. B. Tanner
 

Summary:  in the superconducting state for the a direction. PRB 60 14 929ANISOTROPY IN THE ab-PLANE OPTICAL . . . #12;conductivity... Anisotropy in the ab-plane optical properties of Bi2Sr2CaCu2O8 single-domain crystals M. A. Quijada... , Switzerland Received 17 June 1999 The ...

  

Source: Tanner, David B. - Department of Physics, University of Florida

 

Collection: Physics ; Materials Science

 
8 Superconductivity refers to a fascinating state of matter where the electrical resistivity is precisely zero. Originally discovered in elemen-
 

Summary:  and superconductors may be determined using optical methods: the dc conductivity dc and the su- perfluid density s (a... NEWS10 Figure 2: The real part of the optical conductivity for Bi2Sr2CaCu2O8 for light polarized along... of a superconducting condensate. Optical values for the dc ...

  

Source: Homes, Christopher C. - Physics Department, Brookhaven National Laboratory

 

Collection: Physics

 
9 Effect of a normal-state pseudogap on optical conductivity in underdoped cuprate superconductors Max-Planck-Institut fur Physik komplexer Systeme, Nothnitzer Str. 38, D-01187 Dresden, Germany
 

Summary:  and ab-plane conductivity in the presence of a temperature independent, but doping dependent pseudogap... such as Knight-shift, nuclear-spin re- laxation rate, neutron scattering, ARPES, STM, and ab-plane conductivity... understanding of the differences in size of the pseudogap seen in ...

  

Source: Manske, Dirk - Max-Planck-Institut für Festkörperforschung & Institut für Theoretische Physik, Freie Universität Berlin

 

Collection: Physics ; Materials Science

 
10 ab-plane optical spectra of iodine-intercalated Bi1.9Pb0.1Sr2CaCu2O8 : Normal and superconducting properties
 

Summary:  iodine species. The ab-plane optical conductivity is analyzed in both the one-component and the two... ab-plane optical spectra of iodine-intercalated Bi1.9Pb0.1Sr2CaCu2O8 : Normal and superconducting... -1015 Lausanne, Switzerland Received 13 July 1998 We report on the ...

  

Source: Tanner, David B. - Department of Physics, University of Florida

 

Collection: Physics ; Materials Science

 
11 Time relaxation of flux rotation and dimensional crossover in La1.85Sr0.15CuO4
 

Summary:  tilted relative to the ab plane show that the induction B rotates toward H with time. The rate... for temperatures above 12 K, B rotates towards the ab planes. We argue that these data are consistent with a two... the external field slightly deviates from the ab ...

  

Source: Yeshurun, Yosef - Superconductivity Institute & Department of Physics, Bar Ilan University

 

Collection: Materials Science ; Physics

 
12 Eur. Phys. J. B 33, 1523 (2003) DOI: 10.1140/epjb/e2003-00136-1 THE EUROPEAN
 

Summary:  part 1() of the optical conductivity for (a) 2H-TaSe2 and (b) 2H-NbSe2 within the ab-plane and along... of 2H-NbSe2. An inspection of the optical conductivity of 2H-NbSe2 within the ab-plane does not reveal... thick single crys- tals. The sample 2H-TaSe2 used in the ...

  

Source: Leonardo, Degiorgi - Departement Physik, Eidgenössische Technische Hochschule Zürich (ETHZ)

 

Collection: Physics ; Materials Science

 
13 Optical studies of charge dynamics in optimally doped Bi2Sr2CaCu2O8 J. J. Tu,1,
 

Summary:  is discussed. The ab-plane optical reflectance of OP Bi2212 has been measured previously.10 However our... for these new experimental findings. FIG. 1. The temperature-dependent ab-plane optical data of an OP Bi2212... , the spectral function W( ) derived from different FIG. 2. The analysis of the ...

  

Source: Tu, Jiufeng J. - Department of Physics, City College, City University of New York

 

Collection: Physics

 
14 Some electronic properties of the organic superconductor 03B2 -(BEDT-TTF )2I3
 

Summary:  of platelets whose large face is the ab plane. Recent observations of Shubnikov de Haas magnetoresistance... conductivity, is along the stacking axis. This is in agreement with optical data in reference [14]. Fig. 2... the Fermi surface is closed in the ab plane, it ...

  

Source: Ecole Polytechnique, Centre de mathématiques

 

Collection: Mathematics

 
15 J. Phw Chem .%/ids Vol 54, No 10, pp 1359-1368. 1993 0022.3697193 $6.00 + 0.00 Printed in Great Britain Pergamon Press Ltd
 

Summary:  optical conductivity, one needs to know the sample thickness, and one has to perform a Kramers... optical conductivity. We take this route in the present work. OUT-OFPLANETUNNELINGThetunnelingin Biz... voltage range for an ab plane junction. Ihe upturn at larger ...

  

Source: Martin, Michael C. - Advanced Light Source, Lawrence Berkeley National Laboratory

 

Collection: Physics ; Materials Science

 
16 Exotic superconductors: an infrared spectroscopy study
 

Summary:  no conventional superconductivity: no electron-phonon coupling, spin fluctuations? #12;CaAlSi ab plane SmOFeAs Sm... metallic than CaAlSi T dependence no depletion FeTe0.7Se0.3 #12;Optical conductivity CaAlSi FeTe0.91 TSDW... = 62 K FeTe0.7Se0.3 BaFe2As2 TSDW = 140 K #12;Optical ...

  

Source: Roma "La Sapienza", Università di - Dipartimento di Fisica, Quantum Optics Group

 

Collection: Physics

 
17 Anisotropy of transient photoconductivity in functionalized pentacene single crystals
 

Summary:  crystals using ultrafast optical pump­terahertz probe techniques. Functionalized pentacene crystals... In this letter, we use noncontact optical pump­terahertz probe techniques to study the anisotropy of the charge... of the optical pump­terahertz probe experimental setup used in our studies can be found elsewhere.14,15 All

  

Source: Ostroverkhova, Oksana - Department of Physics, Oregon State University

 

Collection: Physics ; Materials Science

 
18 Anisotropy of transient photoconductivity in functionalized pentacene single crystals
 

Summary:  crystals using ultrafast optical pump­terahertz probe techniques. Functionalized pentacene crystals... In this letter, we use noncontact optical pump­terahertz probe techniques to study the anisotropy of the charge... of the optical pump­terahertz probe experimental setup used in our studies can be found elsewhere.14,15 All

  

Source: Parkin, Sean - X-Ray Laboratory & Department of Chemistry, University of Kentucky

 

Collection: Chemistry

 
19 VOLUME 87, NUMBER 27 P H Y S I C A L R E V I E W L E T T E R S 31 DECEMBER 2001 Optical Properties of c-Axis Oriented Superconducting MgB2 Films
 

Summary:  -axis oriented superconduct- ing (Tc 39.6 K) MgB2 films ( 450 nm) are reported. The normal state ab-plane optical... . 2. The temperature dependent ab-plane optical data of c-axis oriented MgB2 films (t 450 nm) from 30... are in excellent agreement. From the ab-plane ...

  

Source: Tu, Jiufeng J. - Department of Physics, City College, City University of New York

 

Collection: Physics

 
20 EVIDENCE OF ELECTRON-PHONON INTERACTION IN THE INFRARED SPECTRA OF OXIDE SUPERCONDUCTORS
 

Summary:  the two ab-plane conduction bands that occur in the electronic band structure of YBa2Cu3OT. The two bands... the midinfrared conductivity. This is difficult since the ab-plane itself is quite anisotropic, both because... , Florida 32611 ABSTRACT We show that the structure in ab-plane ...

  

Source: Tanner, David B. - Department of Physics, University of Florida

 

Collection: Physics ; Materials Science


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21 Optical imaging of multiphase coexistence in Nd1/2Sr1/2MnO3 P. W. Kolb, D. B. Romero, and H. D. Drew
 

Summary:  lengths along the c axis and in the ab plane, optical anisotropy is observed in the COI, FMM... differences in these bond lengths within the ab plane. As a result, the optical response for light polarized... and differences of Mn-O bond lengths along the c axis and ...

  

Source: Drew, H. Dennis - Department of Physics, University of Maryland at College Park

 

Collection: Physics

 
22 SUPERFLUID AND NORMAL-FLUID DENSITY IN THE CUPRATE SUPERCONDUCTORS
 

Summary:  ) to the spectral weight or oscillator strength of the zero- frequency delta function in the optical conductivity... . The reason for this belief is that the three ab-plane length scales are ordered as #12;SUPERFLUID AND NORMAL... insignificant. OPTICAL CONDUCTIVITY The ...

  

Source: Tanner, David B. - Department of Physics, University of Florida

 

Collection: Physics ; Materials Science

 
23 ELSEVIER PhysicaB 244 (1998)27 32 Far-infrared study of superconducting TlzBa2CaCu208
 

Summary:  the ab-plane optical properties of a T12Ba2CaCu20 s single crystal with Tc = 110 K. Measurements were... analyse the ab-plane optical properties of a T12Ba2CaCu208 (T12212)sample with Tc = 110 K. We discuss... and 300 K. The real part of the optical conductivity, ...

  

Source: Tanner, David B. - Department of Physics, University of Florida

 

Collection: Physics ; Materials Science

 
24 PHYSICAL REVIEW B 83, 174520 (2011) Dimensional crossover in the electrical and magnetic properties of the layered LaSb2
 

Summary:  transport, photoemission, and optical conductivity investigations reveal LaSb2 to be a good low... . Resistivity, , measurements were performed with currents either in the ab plane or along the c axis using... is the resistivity measured with the current in the ab ...

  

Source: Adams, Philip W. - Department of Physics and Astronomy, Louisiana State University

 

Collection: Materials Science

 
25 PhD Project XXIII Cycle
 

Summary:  and extimate their values on the ab plane. The optical data will be analyzed using both conventional methods... Kramers-Kronig transformations, the optical conductivity 1(). From this frequency dependent function... ) and optical conductivity (b) ...

  

Source: Roma "La Sapienza", Università di - Dipartimento di Fisica, Quantum Optics Group

 

Collection: Physics

 
26 Charge Order, Metallic Behavior, and Superconductivity in La2xBaxCuO4 with x 1=8 C. C. Homes,* S. V. Dordevic,
 

Summary:  ; published 29 June 2006) The ab-plane optical properties of a cleaved single crystal of La2ÿxBaxCuO4 for x 1... on the ab-plane optical proper- ties of a cleaved single crystal of La2ÿxBaxCuO4 for x 1=8. The same... -component fits to the low-frequency ab-plane ...

  

Source: Dordevic, Sasha V. - Department of Physics, University of Akron

 

Collection: Physics

 
27 Optical spectroscopy of single-crystalline LaFeAsO Z. G. Chen, R. H. Yuan, T. Dong, and N. L. Wang
 

Summary:  the vibration of oxygen. To summarize, we studied the ab-plane optical properties of LaFeAsO. We show... samples always mix the electronic contributions from the ab plane and the c axis which could be very... drawn. FIG. 2. Color online The room-temperature a optical reflec- tance and b ...

  

Source: Wang, Wei Hua - Key Laboratory of Extreme Conditions Physics, Institute of Physics, Chinese Academy Sciences

 

Collection: Physics

 
28 Z. Phys. B 94, 255-259(1994) ZEITSCHRIFT
 

Summary:  of the order parameter lead to an anisotropic a-b-plane optical conductivity. The conductivity for pure dx2_y2... -symmetries would give an- isotropic a-b-plane optical conductivity. Most previous infrared measurements of a... distortion of the nearly tetragonal ...

  

Source: Tanner, David B. - Department of Physics, University of Florida

 

Collection: Physics ; Materials Science

 
29 J. Phys.: Condens. Matter 11 (1999) 239264. Printed in the UK PII: S0953-8984(99)96100-3 Doping-induced change of optical properties in underdoped
 

Summary:  in the context of the spin gap. In contrast, a pseudogap is not evident in the ab-plane optical conductivity... on the ab-plane optical reflectance measurements of single crystals of Y-doped Bi2Sr2CaCu2O8+ and Pr... in the c-axis conductivity and around 700 cm-1 in ...

  

Source: Tanner, David B. - Department of Physics, University of Florida

 

Collection: Physics ; Materials Science

 
30 Ann. Phys. (Leipzig) 15, No. 78, 606618 (2006) / DOI 10.1002/andp.200510205 Drude behavior in the far-infrared conductivity
 

Summary:  (250 cm-1 ; 30 meV) the ab-plane optical conductivity of the cuprate superconductors (in their normal... to frequencies below about 8 THz (250 cm-1 ; 30 meV) the ab-plane optical conductivity of the cuprate... BT/ with T the temperature. In this paper, we focus on the ...

  

Source: Tanner, David B. - Department of Physics, University of Florida

 

Collection: Physics ; Materials Science

 
31 Optical Spectroscopy of Heavy Fermion Systems
 

Summary:  properties of the ab-plane were determined at different temperatures by combining reflectivity at near nor... the temperature dependence is weaker. Ellipsometry of the ab-plane, on the other hand, was performed from 6000... . For this purpose we also measured, at room temperature, the near normal reflectivity of the ab-plane

  

Source: Groningen, Rijksuniversiteit - Centre for Ecological and Evolutionary Studies, Department of Marine Benthic Ecology and Evolution,

 

Collection: Biology and Medicine ; Environmental Sciences and Ecology

 
32 Ann. Phys. (Leipzig) 15, No. 78, 606618 (2006) / DOI 10.1002/andp.200510205 Drude behavior in the far-infrared conductivity
 

Summary:  (250 cm-1 ; 30 meV) the ab-plane optical conductivity of the cuprate superconductors (in their normal... to frequencies below about 8 THz (250 cm-1 ; 30 meV) the ab-plane optical conductivity of the cuprate... BT/ with T the temperature. In this paper, we focus on the ...

  

Source: Burns, Michael J. - Charles Stark Draper Laboratory

 

Collection: Materials Science ; Biotechnology

 
33 10. Jones, B., Ghose, S., Clemens, J. P., Rice, P. R. & Pedrotti, L. M. Photon statistics of a single atom laser. Phys. Rev. A 60, 32673275 (1999).
 

Summary:  , 144513 (2002). 8. Quijada, M. A. et al. Anisotropy in the ab-plane optical properties of Bi2Sr2CaCu2O8... that the experimentally measured phase angle agrees precisely with the exponent of the optical conductivity. This points... -universal) high-energy cut- off Q. The optical ...

  

Source: Zaanen, Jan - Leiden Institute of Physics, Universiteit Leiden

 

Collection: Physics

 
34 Scuola di Dottorato "Vito Volterra" Dottorato di Ricerca in Fisica XXIII ciclo
 

Summary:  of CaAlSi 93 5.1 Optical properties of the ab plane . . . . . . . . . . . . . . . . . . . . 93 5... ab plane . . . . . . . . . . . . 98 5.2 Optical properties of the c axis... Te0.91 . . . . . . . . . . . . . . . . . . . . . . 118 6.2.1 The analysis of the ...

  

Source: Roma "La Sapienza", Università di - Dipartimento di Fisica, Quantum Optics Group

 

Collection: Physics

 
35 Appl. Phys. Lett. 77 (14) 2127-2129 (2000). Electromigration in YBa2Cu3O7-using a Metal Clad Near-Field Scanning Optical
 

Summary:  of the sample (NSOM is surface-dominated). This suggests that oxygen can move within the ab-plane at room... the sample by diffusing laterally to the exposed edges of the ab-planes in these regions extending 6-70 nm... -grown surfaces show that diffusion of oxygen at room temperature occurs primarily in the ab-plane and within

  

Source: Hallen, Hans - Department of Physics, North Carolina State University

 

Collection: Physics

 
36 may also explain the larger extent of quiet Sun spicules1,2 mode power and granular flows are stronger by up to 50% and
 

Summary:  ., Doyle, S. & Herman, A. M. ab-plane optical properties of Tl2Ba2CuO6þd. Phys. Rev. B 51, 3312­3315 (1995... that all of the spectral weight (the area obtained from the integral of the optical conductivity... or the conductivity). The jdc used in this scaling relation has been ...

  

Source: Dordevic, Sasha V. - Department of Physics, University of Akron

 

Collection: Physics

 
37 Magneto-Optical Response of Electron Doped Cuprates Pr2_xCexCu04
 

Summary:  )/&(0). Two different sample holders were used, one where the ab- plane of the sample was _L... correlation (0.12 eV), so the ab- plane spins are perturbed very little by the applied mag- netic field... Magneto-Optical Response of Electron Doped Cuprates Pr2_xCexCu04 Naveen ...

  

Source: Tanner, David B. - Department of Physics, University of Florida

 

Collection: Physics ; Materials Science

 
38 Light Quasiparticles Dominate Electronic Transport in Molecular Crystal Field-Effect Transistors
 

Summary:  aniso- tropic within the ab plane. Figure 1(a) depicts the T!; VGS=T!; VGS 0V spectra... of the device. Figure 3 displays the optical conductivity spectra of the 2D system of field... . The orthorhombic unit cell has two ab planes separated by half a unit cell in the ...

  

Source: Martin, Michael C. - Advanced Light Source, Lawrence Berkeley National Laboratory

 

Collection: Physics ; Materials Science

 
39 Eur. Phys. J. B 38, 6570 (2004) DOI: 10.1140/epjb/e2004-00100-7 THE EUROPEAN
 

Summary:  40 20 0 R(%) 15 10 5 0 10 3 10 4 Cu2Te2O5Br2 Cu2Te2O5Cl2 c-axis ab-plane ) Fig. 2. Optical... ) and within the ab-plane (lower panel). The inset in up- per panel shows the high energy part ( > 1000 cm-1... ) of the spectra with E c; the reflectivity curves at high energies within the ab-plane (not shown ...

  

Source: Leonardo, Degiorgi - Departement Physik, Eidgenössische Technische Hochschule Zürich (ETHZ)

 

Collection: Physics ; Materials Science

 
40 Z .Physica C 311 1999 197210 ab-plane optical properties of Ni-doped Bi Sr CaCu O2 2 2 8qd
 

Summary:  Z .Physica C 311 1999 197­210 ab-plane optical properties of Ni-doped Bi Sr CaCu O2 2 2 8qd H... Abstract Z .The ab-plane optical reflectance of single crystal of Bi Sr Ca Cu Ni O , for xs0.0215, has been... a linear temperature variation and a large w xresidual resistivity 9 . The ...

  

Source: Tanner, David B. - Department of Physics, University of Florida

 

Collection: Physics ; Materials Science


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41 Eur. Phys. J. B 40, 231234 (2004) DOI: 10.1140/epjb/e2004-00275-9 THE EUROPEAN
 

Summary:  spectrum (i.e., the complex optical conductivity). To the complex optical conductivity we apply... . 1b) within the ab plane displays a linear behavior in temperature from 300 down to 100 K, as well... ) Fig. 1. (Color online) a) Reflectivity and b) real part 1() of ...

  

Source: Leonardo, Degiorgi - Departement Physik, Eidgenössische Technische Hochschule Zürich (ETHZ)

 

Collection: Physics ; Materials Science

 
42 Physica C 153-155 (1988) 1744-1747 North-Holland, Amsterdam
 

Summary:  . Kramers-Kronig analysis shows that the normal state far-infrared optical conductivity is dominated... . Reflectance of a sample of ab plane textured ceramic YBa2Cu307_,5. The dotted curve is a fit with six Lorentz... but no sharp gap structure can be seen. Crystals grown by a flux technique have very large ...

  

Source: Tanner, David B. - Department of Physics, University of Florida

 

Collection: Physics ; Materials Science

 
43 Lower limit to the lattice thermal conductivity of nanostructured Bi2Te3-based materials
 

Summary:  1 Lower limit to the lattice thermal conductivity of nanostructured Bi2Te3-based materials Catalin... the lower limit to the lattice thermal conductivity of Bi2Te3 and related materials using thin films... synthesized by the method of elemental reactants. The thermal conductivities of single layer films of (Bi0.5Sb

  

Source: Braun, Paul - Department of Materials Science and Engineering, University of Illinois at Urbana-Champaign

 

Collection: Materials Science

 
44 Eur. Phys. J. B 16, 205208 (2000) THE EUROPEAN
 

Summary:  di Fisica Springer-Verlag 2000 Rapid Note Transport and optical conductivity in NaxWO3 B. Ruzicka1... WO3 with x = 0.01. Upon Na-doping we find a (Drude) metallic component in the optical conductivity... was also mea- sured with a magnetic field of 6 T. The real part 1() of the optical ...

  

Source: Leonardo, Degiorgi - Departement Physik, Eidgenössische Technische Hochschule Zürich (ETHZ)

 

Collection: Physics ; Materials Science

 
45 Infrared Study of YBa2Cu3O7-in High Magnetic Fields Minghan Chen,a
 

Summary:  is usually not expected in the ab-plane films at zero field. In contrast, Liu et al.3 measured YBa2Cu3O7... Because our infrared electric field is parallel to the ab plane, the vortices oscillate within... -super- conducting films on several substrates. The substrates used for the superconducting YBa2Cu3O7- ...

  

Source: Tanner, David B. - Department of Physics, University of Florida

 

Collection: Physics ; Materials Science

 
46 Terahertz superconducting plasmonic hole array Zhen Tian,1,2
 

Summary:  -range amplitude modulation and surface-plasmon-based terahertz devices. © 2010 Optical Society of America OCIS... gratings of subwavelength holes has ignited great interest in the field of surface plasmon optics (plasmo... propagation can be controlled through ther- mal, optical, and electrochemical means in the visible and ...

  

Source: Oklahoma State University - School of Electrical and Computer Engineering, Center for Laser and Photonics Research

 

Collection: Materials Science ; Physics

 
47 VOLUME 74, NUMBER 4 P H Y S I C A L R E V I E W L E T T E R S 23 JANUARY 1995 In-Plane Anisotropy of the Penetration Depth
 

Summary:  as well as underdoped. The optical conductivity of this material was obtained at McMaster; the normal... penetration depth, defined as l v c 4pvs2 v 1 2 , and optical conductivity, s1 v . To extrapolate... state optical conductivity [16], we also find a similar ...

  

Source: Tanner, David B. - Department of Physics, University of Florida

 

Collection: Physics ; Materials Science

 
48 ccsd-00084845,version1-10Jul2006 EPJ manuscript No.
 

Summary:  of a small Drude component in the low frequency optical conduction only 0.0 0.5 1.0 1.5 0.0 0.3 0.6 0.9 1.2 1... Abstract. We present transport measurements along the least conducting (c) direction of the organic... works in the same material[8] and also in the super- conducting state of (TMTSF)2PF6 under ...

  

Source: Ecole Polytechnique, Centre de mathématiques

 

Collection: Mathematics

 
49 Physica C 162-164 (1989) 1083-1084 North-Holland
 

Summary:  Physica C 162-164 (1989) 1083-1084 North-Holland FAR-INFRARED ab PLANE REFLECTANCE AND TRANSMISSION... et al. / Far-infrared ab plane reflectance and transmission Kramers Kronig analysis... of the reflectance ~elds the optical conductivity, that at low frequency is ...

  

Source: Tanner, David B. - Department of Physics, University of Florida

 

Collection: Physics ; Materials Science

 
50 www.ece.rice.edu/~kono/ELEC573.htm TIME & DAY
 

Summary:  ; universal optical conductivity in graphene; photophysics of excitons, phonons, and exciton phonon coupling... the principles and methods of optical spectroscopy techniques, as well as the physics of optical processes... in nanomaterials. Through specific examples of optical ...

  

Source: Kono, Junichiro - Department of Electrical and Computer Engineering, Rice University

 

Collection: Engineering ; Physics

 
51 Low-energy collective dynamics of charge stripes in the doped nickelate La2-xSrxNiO4+ observed with optical conductivity measurements
 

Summary:  averaged over the ab plane. Here, we report on terahertz conductivity measurements of commensurate x=0... with optical conductivity measurements J. Lloyd-Hughes,1,* D. Prabhakaran,1 A. T. Boothroyd,1 and M. B... transition, via optical ...

  

Source: Johnston, Michael - Department of Physics, University of Oxford

 

Collection: Materials Science ; Physics

 
52 VOLUME 78, NUMBER 3 P H Y S I C A L R E V I E W L E T T E R S 20 JANUARY 1997 Optical Conductivity of the Superconductors LNi2B2C (L 5 Lu and Y)
 

Summary:  VOLUME 78, NUMBER 3 P H Y S I C A L R E V I E W L E T T E R S 20 JANUARY 1997 Optical Conductivity... Ni2B2C and YNi2B2C compounds, and have evaluated the optical conductivity both below and above... -single crystal, R v corresponds to the ab-plane) as a function of temperature between 15 ...

  

Source: Leonardo, Degiorgi - Departement Physik, Eidgenössische Technische Hochschule Zürich (ETHZ)

 

Collection: Physics ; Materials Science

 
53 Scaling of the superfluid density in high-temperature superconductors C. C. Homes,* S. V. Dordevic, T. Valla, and M. Strongin
 

Summary:  conduc- tivity has been extrapolated from the real part of the optical conductivity dc= 1 0 at T Tc... the changes in the optical con- ductivity just above and well below Tc. The f-sum rule for the conductivity16... temperature, and dc is the normal-state dc conductivity close to Tc. ...

  

Source: Dordevic, Sasha V. - Department of Physics, University of Akron

 

Collection: Physics

 
54 condmat/9803272 cAxis Electrodynamics of YBa 2 Cu 3 O 7\Gammaffi
 

Summary:  has the linear temperature dependence seen in the ab­plane. Instead of the conductivity peak seen... the “ a and “ b directions. This increase in the ab­plane conductivity below T c has been attributed to a rapid... rapidly, with no sign of the peak observed in the ab­plane, the ...

  

Source: British Columbia, University of - Department of Physics and Astronomy, Superconductivity Group

 

Collection: Materials Science ; Physics

 
55 VOLUME 79, NUMBER 24 P H Y S I C A L R E V I E W L E T T E R S 15 DECEMBER 1997 Puchkov and Timusk Reply: Combining our own op-
 

Summary:  in underdoped samples," but a rather significant change. One hypothetical scenario in which the ab plane SW may... conductivity spectral weight (SW) increases with Tc in underdoped high-Tc cuprates but saturates above... suddenly increase in Bi2212 is the one in which the BiO planes become conducting. ...

  

Source: Martin, Michael C. - Advanced Light Source, Lawrence Berkeley National Laboratory

 

Collection: Physics ; Materials Science

 
56 Infrared probe of the anomalous magnetotransport of highly oriented pyrolytic graphite in the extreme quantum limit
 

Summary:  . 3. To highlight field-induced changes of the optical FIG. 1. Color online Zero field ab-plane... measurements.8 They have ab-plane surfaces with typical dimensions 6 6 mm2 . The zero field reflec- tance R... optical conductivity = 1 +i 2 in zero field was obtained from Kramers-Kronig KK ...

  

Source: Dordevic, Sasha V. - Department of Physics, University of Akron

 

Collection: Physics

 
57 Vibrational Spectroscopy, 1 (1991) 273-276 Elsevier Science Publishers B.V., Amsterdam
 

Summary:  anisotropic and the crystal plates normal to the incident light are oriented in the ab plane. Optical... for the fit were estimated from the Kramers-Kronig optical conductivity curves [5]. RESULTS AND DISCUSSION... Lorentzians) and vibrational transi- tions (narrow Lorentzians). The 300 ...

  

Source: Tanner, David B. - Department of Physics, University of Florida

 

Collection: Physics ; Materials Science

 
58 Synthetic Metals, 29 (1989) F715-F721 F715 INFRARED STUDIES OF AB-PLANE ORIENTED YSa2Cu307_ 6
 

Summary:  . Ill. Results We find two principal contributions to the ab-plane infrared conductivity of YBa2Cu 307... Synthetic Metals, 29 (1989) F715-F721 F715 INFRARED STUDIES OF AB-PLANE ORIENTED YSa2Cu307_ 6 D... properties over a wide range of frequencies and temperatures in ab-plane oriented samples of YBa2Cu3OT_ 6

  

Source: Tanner, David B. - Department of Physics, University of Florida

 

Collection: Physics ; Materials Science

 
59 Tunneling spectroscopy study of spin-polarized quasiparticle injection effects in cuprate/manganite heterostructures
 

Summary:  indicated predominantly c-axis oriented epitaxy, with some ab-plane outgrowth attributable to the slight... A injection, showing little spectral variation. The ZBCP feature can be attributed to tunneling in the ab-plane... simulations from Ref. 11 for various ab- plane junction orientations. It is worth ...

  

Source: Wei, John Y.T. - Department of Physics, University of Toronto; Yeh, Nai-Chang - Physics Department, California Institute of Technology

 

Collection: Materials Science ; Physics

 
60 VOLUME 77, NUMBER 2 P H Y S I C A L R E V I E W L E T T E R S 8 JULY 1996 Deviations from Drude Response in Low-Dimensional Metals: Electrodynamics
 

Summary:  temperatures. In Figs. 2 and 3 real parts of the optical conductivity and permittivity, as obtained... not apply: we observe neither FIG. 2. Optical conductivity of a (TMTSF)2PF6 single crystal measured... band structure calculations FIG. 4. The optical conductivity ...

  

Source: Leonardo, Degiorgi - Departement Physik, Eidgenössische Technische Hochschule Zürich (ETHZ)

 

Collection: Physics ; Materials Science


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61 Infrared optical properties of the spin-1 2 quantum magnet TiOCl
 

Summary:  is the strong anisotropy of the optical response within the ab plane and for photon energies below 104 cm 1... octahedra build an edge-shared network in the ab plane of the orthorhombic unit cell. (T), besides... functions, such as the real part 1( ) of the optical ...

  

Source: Leonardo, Degiorgi - Departement Physik, Eidgenössische Technische Hochschule Zürich (ETHZ)

 

Collection: Physics ; Materials Science

 
62 Assistant Professor. Research Assistant.
 

Summary:  conductivity. This study develops regime maps showing the boundary between the macroscale and microscale heat... for conduction in solids, to temperature, pressure, and Reynolds number for convection in gases... the physical mechanism of transport, e.g., electron conduction or electromagnetic wave propagation

  

Source: Goodson, Kenneth E. - Department of Mechanical Engineering, Stanford University

 

Collection: Materials Science ; Engineering

 
63 VOLUME 84, NUMBER 17 P H Y S I C A L R E V I E W L E T T E R S 24 APRIL 2000 Stripe Conductivity in La1.775Sr0.225NiO4
 

Summary:  Raman light-scattering and optical conductivity measurements on a single crystal of La1.775Sr0.225NiO4... themselves by the appearance of (1) an insulating state and a charge gap in optical conductivity [1... scattering (RLS) and optical conductivity measurements on ...

  

Source: Leonardo, Degiorgi - Departement Physik, Eidgenössische Technische Hochschule Zürich (ETHZ)

 

Collection: Physics ; Materials Science

 
64 1. Temperature dependence of the resistivity of silver films, M.S., University of Virginia, 2. Some size effects in metals in the far infrared, Ph.D., Cornell University, 1972.
 

Summary:  , 239­264 (1999). 128. "ab-plane optical properties of Ni-doped Bi2Sr2CaCu2O8+," H.L. Liu, D.B. Tanner... conducting polyaniline: Theoretical and optical studies," S. Strafstr¨om, J.L. Br´edas, A.J. Epstein, H... of ab-plane oriented YBa2Cu3O7-," D.A. Bonn, A.H. O'Reilly, J.E. Greedan, ...

  

Source: Tanner, David B. - Department of Physics, University of Florida

 

Collection: Physics ; Materials Science

 
65 J. Phys. I Fance 4 (1994) 579-594 APRIL 1994, PAGE 579 Classification
 

Summary:  isotropic conductivity in trie (ab)-plane is typically between 60 and 250 (Qcm)~~ at room temperature; ablaa... conducting (ab)~plane. Measurements in trie magnetic antinode with H ii c* inducing eddy currents in trie... . The (ab)-planes of trie BEDT-TTF molecules are separated by Ii ...

  

Source: Ecole Polytechnique, Centre de mathématiques

 

Collection: Mathematics

 
66 Thermal boundary resistance and diffusivity measurements on thin YBa2Cu307--x films with MgO and SrTi03 substrates using the transient
 

Summary:  parameters. In modeling the results the substrate was assumed to have infinite thermal conductivity, i... ther- mal conductivity than YBCO in the direction of the sur- face normal. The measurements reported... conductivity inside SrTiOs and MgO substrates. The more detailed analysis presented in this paper was necessary

  

Source: Fayer, Michael D. - Department of Chemistry, Stanford University

 

Collection: Chemistry

 
67 Exchange Boson Dynamics in Cuprates: Optical Conductivity of HgBa2CuO4 J. Yang,1,* J. Hwang,1,
 

Summary:  Exchange Boson Dynamics in Cuprates: Optical Conductivity of HgBa2CuO4þ J. Yang,1,* J. Hwang,1, E... with a well-oriented ab plane. It is slightly underdoped with a Tc ¼ 91 K. The real and imaginary parts... of the optical conductivity ðT; !Þ 1ðT; !Þ þ i2ðT; ...

  

Source: Paris 7 - Denis Diderot, Université - ESPCI, Laboratoire Ondes et Acoustique

 

Collection: Physics

 
68 MJB SEU 1996 1 Fabrication of High-Tc Hot-Electron Bolometric
 

Summary:  and closed refrigeration. We report on the fabrication process, and the dc and optical characterization... have a high thermal conductivity and be compatible with epitaxial YBa2Cu2O7- growth. (2) The thermal

  

Source: Burns, Michael J. - Charles Stark Draper Laboratory

 

Collection: Materials Science ; Biotechnology

 
69 Exotic superconductors: an infrared spectroscopy study
 

Summary:  the maximum value of the ab- plane SC optical gap like previous studies on the cuprates [5] M. Tropeano, C... of electron electron scattering Optical conductivity - bad metal behavior also at T < TSDW with a crossover... T for 0. Reflectivity Optical ...

  

Source: Roma "La Sapienza", Università di - Dipartimento di Fisica, Quantum Optics Group

 

Collection: Physics

 
70 THE ANISOTROPIC MICROWAVE ELECTRODYNAMICS OF YBCO
 

Summary:  Strictly speaking, this is only true for the ab-plane conductivity. The ^c-axis conductivity... conduction channel making transport properties in the ab-plane anisotropic. The phase diagram is shown in Fig... is continued out of the ab-planes in chapter 4 where we ...

  

Source: British Columbia, University of - Department of Physics and Astronomy, Superconductivity Group

 

Collection: Materials Science ; Physics

 
71 Anomalous microwave conductivity due to collective transport in the pseudogap state of cuprate superconductors
 

Summary:  permittivities ( ) 0 at microwave frequencies indicating non-Fermi-liquid transport in the ab plane... to be extremely abnor- mal. A wide variety of experimental techniques photoemis- sion, optical conductivity, NMR... by negative microwave dielectric permittivities ( ) 0, for currents in the ...

  

Source: Sridhar, Srinivas - Physics Department, Northeastern University

 

Collection: Materials Science ; Biology and Medicine

 
72 DOI: 10.1002/adma.200502569 Nanoscale Surface Morphology and Rectifying Behavior of a Bulk
 

Summary:  -trans- fer salt, TTF­TCNQ possesses a metallic conductivity and therefore is much different from an organic... conductivity and structural quality of undoped rubrene single crystals allows the imaging of their surfaces... -vapor transport in hydrogen.[1] Figure 1A shows an optical image of a typical crystal with an elongated ...

  

Source: Rogers, John A. - Department of Materials Science and Engineering, University of Illinois at Urbana-Champaign

 

Collection: Materials Science

 
73 Eur. Phys. J. B 11, 365368 (1999) THE EUROPEAN
 

Summary:  is surprisingly isotropic. In the least conducting (c ) direction, the low frequency optical conductivity along... - pendence of the optical conductivity is shown in Figure 2, while the dielectric function is shown in Figure... of the low frequency c -axis optical ...

  

Source: Leonardo, Degiorgi - Departement Physik, Eidgenössische Technische Hochschule Zürich (ETHZ)

 

Collection: Physics ; Materials Science

 
74 Proceedings of the Southeast Regional Meeting on Optoelectronics, Photonics, and Imaging, 18-19 September 2000, Charlotte, NC.
 

Summary:  -subwavelength resolution). The NSOM provides simultaneous images as seen in Fig. 1. If oxygen motion in the ab plane... September 2000, Charlotte, NC. Optical characterization of YBCO using a near-field scanning optical... Microscope S. H. Huerth, H. D. Hallen, North Carolina State Univ. The near-field ...

  

Source: Hallen, Hans - Department of Physics, North Carolina State University

 

Collection: Physics

 
75 arXiv:1003.3345v2[cond-mat.supr-con]29Jul2010 High-temperature optical spectral weight and Fermi liquid renormalization in
 

Summary:  on the optical spectral weight W(, T ) = 0 (, T )d (1) where (, T ) is the real part of the ab-plane optical con... . (b) Normal-state ab-plane conductivity of Bi2Sr2CaCu2O8 and (in the inset) reflectivity at the two ex... 10000 cm-1 in Bi-2212. The real part () of the ...

  

Source: Dellago, Christoph - Institute for Experimental Physics, Universität Wien

 

Collection: Physics ; Materials Science

 
76 Surface impedance of YBa 2Cu 3O 7/Y 0.6Pr 0.4Ba 2Cu 3O 7 bilayers: Possible evidence for the proximity effect
 

Summary:  . The minimum of Rs(T) above TcN suggests that the ab-plane conductivity of the YPrBCO layer increases... be sensitive to proximity coupling in the ab plane or the c direction. Therefore, we have applied the model... -induced condensate in the YPrBCO layer for temperatures above TcN . In one case, we use the ...

  

Source: Anlage, Steven - Center for Superconductivity Research & Department of Physics, University of Maryland at College Park

 

Collection: Materials Science

 
77 Far-infrared properties of superconducting YBa2Cu3O7-d films in high magnetic fields
 

Summary:  ; 74.72.-h; 78.30.-j Abstract We report the far-infrared properties of superconducting ab plane... perpendicular to the ab plane and with unpolarized light) at low temperature produces no discernible field... of up to 27 T. We use R and T to extract the frequency-dependent optical ...

  

Source: Burns, Michael J. - Charles Stark Draper Laboratory; Tanner, David B. - Department of Physics, University of Florida

 

Collection: Biotechnology ; Materials Science ; Physics

 
78 Optical properties of the iron arsenic superconductor BaFe1.85Co0.15As2 J. J. Tu, J. Li, W. Liu, and A. Punnoose
 

Summary:  energy scales for the super- conductivity in the optical conductivity and photoinduced reflectivity at 1... dependence of the ab-plane resistivity is analyzed using a simple Bloch- Grüneisen framework, yielding... concentration x=0.15 was at the optimal level. The resistivity in the ab ...

  

Source: Homes, Christopher C. - Physics Department, Brookhaven National Laboratory; Lombardi, John R. - Department of Chemistry, City College, City University of New York

 

Collection: Chemistry ; Physics

 
79 Electronic Structure of a Novel Class of Nanoporous Materials F. Starrost, E.E. Krasovskii, W. Schattke, J. Jockel \Lambda , U. Simon \Lambda , X. Wang \Lambda\Lambda , and F. Liebau \Lambda\Lambda
 

Summary:  an optical gap in the visible range and nonzero electronic conductivity. At a first glance the latter may... ) Sb(3) Se Sb(1) Na O(2') O(2) a b FIG. 1. Structure of cetineite (Na;Se): projection onto the ab plane... experimentally observed in the optical gaps' dependence on the chemical ...

  

Source: Schattke, Wolfgang - Institut für Theoretische Physik und Astrophysik, Christian-Albrechts-Universität Kiel

 

Collection: Physics

 
80 Eur. Phys. J. B 67, 513517 (2009) DOI: 10.1140/epjb/e2009-00062-2 Charge dynamics of the spin-density-wave state in BaFe2As2
 

Summary:  in our spectra indicates that we are addressing the conducting (ab) plane, where the phonon #12;F. Pfuner... energy interval of the optical conductivity below TSDW , ascribed to the formation of a pseudogap- like... of the quantity (see text). the narrowing of the effective (Drude) ...

  

Source: Leonardo, Degiorgi - Departement Physik, Eidgenössische Technische Hochschule Zürich (ETHZ)

 

Collection: Physics ; Materials Science


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81 Eur. Phys. J. B 67, 513517 (2009) DOI: 10.1140/epjb/e2009-00062-2
 

Summary:  in our spectra indicates that we are addressing the conducting (ab) plane, where the phonon #12;F. Pfuner... a depletion in the far infrared energy interval of the optical conductivity below TSDW , ascribed... of the quantity (see text). the narrowing of the effective (Drude) metallic ...

  

Source: Fisher, Ian - Geballe Laboratory for Advanced Materials & Department of Applied Physics, Stanford University

 

Collection: Physics ; Materials Science

 
82 Elastic and magnetic effects on the infrared phonon spectra of MnF2 R. Schleck, Y. Nahas, and R. P. S. M. Lobo
 

Summary:  and containing ac and ab planes. The ac sample for optical measurements was polished with a 15 wedge to avoid... a detailed, temperature- dependent infrared study of the phonon spectra in MnF2 along the ab-plane and the c... geometry. A LiF(200) analyzer was used, and two parallel reflections were measured ...

  

Source: Ecole Polytechnique, Centre de mathématiques

 

Collection: Mathematics

 
83 The College of Optics & Photonics Industrial Affiliates Day
 

Summary:  CREOL The College of Optics & Photonics Industrial Affiliates Day 2011 Symposium on FAR IR & THZ... Photonics CREOLThe College of Optics and Photonics #12;CREOL The College of Optics & Photonics Studentofthe... characterization Dimitrios Mandridis Graduate Student CREOL,TheCollegeofOptics ...

  

Source: Van Stryland, Eric - School of Optics (CREOLE), University of Central Florida

 

Collection: Materials Science

 
84 Quasiparticle damping and the coherence peak in YBa2Cu3O7 F. Gao,* G. L. Carr,
 

Summary:  manuscript received 15 January 1996 The far-infrared 30­350 cm 1 transmittance and reflectance of two ab-plane... in establishing the BCS mechanism of superconductivity.1 The real part of the optical conductivity 1 is a measure... was clearly seen, for example, in surface resistance2 or optical ...

  

Source: Tanner, David B. - Department of Physics, University of Florida

 

Collection: Physics ; Materials Science

 
85 Angle dependence of magnetization in a single-domain YBa2Cu3Ox sphere B. A. Tent, D. Qu, and Donglu Shi
 

Summary:  electron conduction along the ab plane in the unit cell of YBCO is responsible for the pronounced... the applied field and ab plane was changed from 0° to 90°. Using the extended Bean model that they proposed... has been found to be 5 times greater than that along the ...

  

Source: Boolchand, Punit - Department of Electrical and Computer Engineering, University of Cincinnati

 

Collection: Materials Science ; Engineering

 
86 Magnetic-field-induced orientation of superconducting MgB2 crystallites determined by x-ray diffraction
 

Summary:  . The orientation of the crystals with the ab plane parallel to the magnetic field at all temperatures below Tc... of the upper critical fields H =Hc2 c /Hc2 c for magnetic fields along the c axis and the ab plane... placed in the mag- netic field experience a torque that tends to orient their ...

  

Source: Vakni, David - Ames Laboratory

 

Collection: Materials Science

 
87 Dopant Ion Size and Electronic Structure Effects on Transparent Conducting Oxides. Sc-Doped CdO Thin Films
 

Summary:  Transparent conducting oxides (TCOs), a fascinating class of materials that are both optically transparent... grown with good to excellent conductivities (up to 8300 S/cm) and excellent optical transparencies (band... charge density distribution for 12.5 atom % Sc-doped CdO in the ab ...

  

Source: Medvedeva, Julia E. - Department of Physics, University of Missouri-Rolla

 

Collection: Energy Storage, Conversion and Utilization ; Materials Science

 
88 QUANTUM CRITICALITY IN CUPRATE SUPERCONDUCTORS
 

Summary:  agrees precisely with the exponent of the optical conductivity. This points towards a quantum phase... DETERMINATION OF THE OPTICAL CONDUCTIVITY As detailed in earlier chapters, the most direct experimental... technique, that pro- vides the optical conductivity 1() ...

  

Source: Groningen, Rijksuniversiteit - Centre for Ecological and Evolutionary Studies, Department of Marine Benthic Ecology and Evolution,

 

Collection: Biology and Medicine ; Environmental Sciences and Ecology

 
89 Transport and Optics in Quasi-One-Dimensional Organic Conductors Leonardo DEGIORGI and Denis JEROME1
 

Summary:  -root singularity in the charge excitation spectrum [i.e., in the real part 1ð!Þ of the optical conductivity, Fig. 6... dependence of the real part 1ð!Þ of the optical conductivity in different Bechgaard salts for E k a... . Optical conductivity of the Mott ...

  

Source: Leonardo, Degiorgi - Departement Physik, Eidgenössische Technische Hochschule Zürich (ETHZ)

 

Collection: Physics ; Materials Science

 
90 Coherence, incoherence, and scaling along the c axis of YBa2Cu3O6+x C. C. Homes* and S. V. Dordevic
 

Summary:  ,12­14,16­19 and will be discussed only briefly. The optical conductivity of YBCO is shown along the c... is the classical plasma fre- FIG. 1. The real part of the optical conductivity for light polar- ized along the c... frequency with a width at half maximum of 1/ . For T Tc, the ...

  

Source: Dordevic, Sasha V. - Department of Physics, University of Akron

 

Collection: Physics

 
91 Possibility of magnetic-field-induced reconstruction of the Fermi surface in underdoped cuprates: Constraints from infrared magneto-optics
 

Summary:  February 2010 We present an analysis of infrared optical and magneto-optical conductivity data for a range... is the determination of the dynamic optical constants, including the optical conductivity ^ = 1 +i 2 . This comprehen... or appearance of a coherent Drude ...

  

Source: Dordevic, Sasha V. - Department of Physics, University of Akron

 

Collection: Physics

 
92 Solid State Communications,Vol. 70, No. 11, pp. 1059-1063, 1989. Printed in Great Britain.
 

Summary:  -1098/89$3.OWOO Pergamon Press plc NORMAL STATE A.C. CONDUCTIVITY OF YBa2Cu307_8 A. Behrooz* and A. Zettl... measured the a.c. conductivity of fully oxygenated and oxygen deficient polycrystalline and single crystal... Y-Ba-Cu-0 samples. We find no evidence for a frequency dependent conductivity in the frequency range

  

Source: Zettl, Alex - Department of Physics, University of California at Berkeley

 

Collection: Physics ; Materials Science

 
93 ELSEVIER PhysicaC 341-348(2000)2193-2196 www.elsevier.nl/Iocate/physc
 

Summary:  insignificant. 4. OPTICAL CONDUCTIVITY The optical conductivity at two temperatures for the a-axis of a Bi2Sr2Ca... . Optical conductivity for the a-axis of Bi2Sr2CaCu2Os. 3000 7 7 2000 0 1000 #12;D.B. Tanneret al... weight, using the partial sum rule for the ...

  

Source: Tanner, David B. - Department of Physics, University of Florida

 

Collection: Physics ; Materials Science

 
94 Scuola di Dottorato "Vito Volterra" Dottorato di Ricerca in Fisica XXII ciclo
 

Summary:  .1.1 Infrared-active phonon modes . . . . . . . . . . . . . . . . . . 122 4.2 Optical Conductivity... by the pseudogap and multi-component behavior of the optical conductivity. This transition region has been... clear. Here, by studying the optical conductivity of ...

  

Source: Roma "La Sapienza", Università di - Dipartimento di Fisica, Quantum Optics Group

 

Collection: Physics

 
95 12/22/2000 State of Art Fiber Optic 1 UTILITY APPLICATION OF
 

Summary:  and simultaneous wetting produces a conductive layer. HV conductor Fiber optic cable #12;12/22/2000 State of Art... the cable. E Fiber Optic Cable Thin Conductive Layer Armor Rod Assembly E Dry-Band Arcing #12... arcing. The polluted and wet fiber optic cable is covered by a ...

  

Source: Arizona State University, Power Systems Engineering Research Center

 

Collection: Power Transmission, Distribution and Plants

 
96 Temperature-dependent Raman spectroscopy in BaRuO3 systems Center for Strongly Correlated Materials Research, Seoul National University, Seoul 151-747, Korea
 

Summary:  RuO3 compounds.1,2 Optical conductivity spectra 1( ) of both four-layer hex- agonal (4H) BaRuO3... with eight Raman-active modes (2A1g 2E1g 4E2g), twelve IR-active modes (5A2u 7E1u), and eighteen silent optic... A1g 5Eg), sixteen IR-active modes (7A2u 9Eu), and three silent optic modes (2A1u A2g). The Raman

  

Source: Yang, In-Sang - Department of Physics, Ewha Womans University

 

Collection: Materials Science

 
97 Giant phonon softening in the pseudogap phase of the quantum spin system TiOCl P. Lemmens,1,2
 

Summary:  , separated by Cl- bilayers. The basic TiCl2O4 octahedra build an edge-shared network in the ab-plane... polarization within the ab-plane of the plateletlike single crystals of TiOCl (Ref. 4). No resonance effects... -Kronig transformation of R allows us to evaluate the real part 1 of the optical conductivity. ...

  

Source: Leonardo, Degiorgi - Departement Physik, Eidgenössische Technische Hochschule Zürich (ETHZ)

 

Collection: Physics ; Materials Science

 
98 Electronic structures of layered perovskite Sr2MO4 (M=Ru, Rh, and Ir) S. J. Moon,1 M. W. Kim,1 K. W. Kim,1 Y. S. Lee,2 J.-Y. Kim,3 J.-H. Park,3,4 B. J. Kim,5 S.-J. Oh,5 S. Nakatsuji,6
 

Summary:  . Figure 2 shows the ab-plane of Sr2RuO4, Sr2RhO4, and Sr2IrO4. First, we will focus on the optical... different, their optical conductivity spectra exhibit similar interband transitions, indicative... In this paper we report the optical conductivity spectra and ...

  

Source: Oh, Se-Jung - School of Physics and Astronomy, Seoul National University

 

Collection: Physics ; Materials Science

 
99 VOLUME 76, NUMBER 4 P H Y S I C A L R E V I E W L E T T E R S 22 JANUARY 1996 Normal State ac Hall Effect in YBa2Cu3O7 Thin Films
 

Summary:  The nature of the ab-plane charge carrier dynamics in the normal state of YBa2Cu3O7 is currently... to 180 cm21 . The magneto-optical signal is consistent with the ac Hall effect of holes with a reduced... observed in many different types of samples [1­4]. In addition, the ac conductivity, derived from broadband

  

Source: Drew, H. Dennis - Department of Physics, University of Maryland at College Park

 

Collection: Physics

 
100 Journal of the Korean Physical Society, Vol. 58, No. 1, January 2011, pp. 7782 Absence of a Tunneling Character in c-axis Transport of SmFeAsO0.85 Single
 

Summary:  1, is three orders of magnitude larger than the ab-plane resistivity, ab 0.08 m·cm, for our Sm... to the ab-plane with a magnetic field periodicity of H = 0/cL = 1 T, corresponding to one flux quantum... field modulation due to the spatial distribution of the superconducting phase difference in the ab-plane

  

Source: Lee, Hu-Jong - Department of Physics, Pohang University of Science and Technology

 

Collection: Physics ; Materials Science


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