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supr-con/9411001
Raivo Stern
R. Stern, M. Mali, J. Roos and D. Brinkmann (Physik-Institut, University Zurich, CH-8057 Zurich, Switzerland)
Spin pseudo-gap and interplane coupling in Y_2Ba_4Cu_7O_{15}: a ^{63}Cu nuclear spin-spin relaxation study
7 pages, REVTEX 3.0, 5 figures available upon request
Phys. Rev. B 51, 15478--15483 (1995)
10.1103/PhysRevB.51.15478
IP-94-1187
supr-con cond-mat.supr-con
null
We report measurements of the Gaussian contribution, T_{2G}, to the plane ^{63}Cu nuclear spin--spin relaxation time in the YBa_2Cu_3O_7 and YBa_2Cu_4O_8 blocks of normal and superconducting Y_2Ba_4Cu_7O_{15}. The data confirm our previous results that adjacent CuO_2 planes have different doping levels and that these...
[ { "version": "v1", "created": "Wed, 2 Nov 1994 18:03:06 GMT" } ]
2008-02-03T00:00:00
[ [ "Stern", "R.", "", "Physik-Institut,\n University Zurich, CH-8057 Zurich, Switzerland" ], [ "Mali", "M.", "", "Physik-Institut,\n University Zurich, CH-8057 Zurich, Switzerland" ], [ "Roos", "J.", "", "Physik-Institut,\n University Zurich, CH-8057 Zurich,...
supr-con/9411002
Anders W. Sandvik
A.W. Sandvik and D.J. Scalapino, UC Santa Barbara
Spin Dynamics of La_2CuO_4 and the Two-Dimensional Heisenberg Model
Compressed & uuencoded Postscript file (4 pages with figures)
null
10.1103/PhysRevB.51.9403
UCSBTH-94-46
supr-con cond-mat.supr-con
null
The spin-lattice relaxation rate $1/T_1$ and the spin echo decay rate $1/T_{2G}$ for the 2D Heisenberg model are calculated using quantum Monte Carlo and maximum entropy analytic continuation. The results are compared to recent experiments on La$_2$CuO$_4$, as well as predictions based on the non-linear $\sigma$-mode...
[ { "version": "v1", "created": "Tue, 8 Nov 1994 00:19:26 GMT" } ]
2009-10-28T00:00:00
[ [ "Sandvik", "A. W.", "" ], [ "Scalapino", "D. J.", "" ], [ "Barbara", "UC Santa", "" ] ]
supr-con/9411003
Bill Atkinson
W. A. Atkinson and J. P. Carbotte (McMaster University)
Density of states of a layered S/N d-wave superconductor
33 pages and 11 PostScript figures
null
10.1103/PhysRevB.51.1161
null
supr-con cond-mat.supr-con
null
We calculate the density of states of a layered superconductor in which there are two layers per unit cell. One of the layers contains a d-wave pairing interaction while the other is a normal metal. The goal of this article is to understand how the d-wave behaviour of the system is modified by the coupling between th...
[ { "version": "v1", "created": "Tue, 8 Nov 1994 19:16:03 GMT" } ]
2009-10-28T00:00:00
[ [ "Atkinson", "W. A.", "", "McMaster University" ], [ "Carbotte", "J. P.", "", "McMaster University" ] ]
supr-con/9412001
Igor Aranson
I. Aranson, M. Gitterman and B. Ya. Shapiro, (Dept. of Physics and Jack and Pearl Resnick Inst. of Advanced Technology, Bar Ilan University)
Onset of Vortices in Thin Superconducting Strips and Wires
REVTeX 3.0, 12 pages, 5Postscript figures (uuencoded). Accepted for Phys. Rev. B
null
10.1103/PhysRevB.51.3092
null
supr-con cond-mat.supr-con
null
Spontaneous nucleation and the consequent penetration of vortices into thin superconducting films and wires, subjected to a magnetic field, can be considered as a nonlinear stage of primary instability of the current-carrying superconducting state. The development of the instability leads to the formation of a chain ...
[ { "version": "v1", "created": "Mon, 26 Dec 1994 11:42:26 GMT" } ]
2009-10-28T00:00:00
[ [ "Aranson", "I.", "" ], [ "Gitterman", "M.", "" ], [ "Shapiro", "B. Ya.", "" ] ]
supr-con/9412002
Dr. Juergen Roehler
J. R"ohler (U K"oln) and R. Cr"usemann (U Stuttgart)
Multiple Scattering Analysis of Cu-K EXAFS in Bi_2Sr_1.5Ca_1.5Cu_2O_8+d
9 pages plus 2 compressed & uuencoded ps figures, LATEX 2.09
null
null
null
supr-con cond-mat.supr-con
null
We have analyzed the Cu K-EXAFS of Bi_2Sr_1.5Ca_1.5Cu_2O_8+d using a full multiple scattering analysis in a cluster with diameter d = 7.6 AA. The numerous quasi one-dimensional structural elements give rise to significant multiple scattering contributions in the EXAFS. We confirm the Sr/Ca ratio of the sample is 1:1,...
[ { "version": "v1", "created": "Sat, 31 Dec 1994 10:54:49 GMT" } ]
2008-02-03T00:00:00
[ [ "R\"ohler", "J.", "", "U K\"oln" ], [ "Cr\"usemann", "R.", "", "U Stuttgart" ] ]
supr-con/9501001
null
J. Lorenzana and G. A. Sawatzky
Phonon Assisted Multimagnon Optical Absorption and Long Lived Two-Magnon States in Undoped Lamellar Copper Oxides
4 pages
Phys. Rev. Lett., 74,1867(1995)
10.1103/PhysRevLett.74.1867
null
supr-con cond-mat.supr-con mtrl-th
null
We calculate the effective charge for multimagnon infrared (IR) absorption assisted by phonons in the parent insulating compounds of cuprate superconductors and the spectra for two-magnon absorption using interacting spin-wave theory. Recent measured bands in the mid IR [Perkins et al. Phys. Rev. Lett. {\bf 71} 1621 ...
[ { "version": "v1", "created": "Thu, 19 Jan 1995 19:07:14 GMT" } ]
2008-06-16T00:00:00
[ [ "Lorenzana", "J.", "" ], [ "Sawatzky", "G. A.", "" ] ]
supr-con/9502001
Mark Jarrell
Th. Pruschke, M. Jarrell, J.K. Freericks
Anomalous Normal-State Properties of High-T$_c$ Superconductors -- Intrinsic Properties of Strongly Correlated Electron Systems?
27 pages, latex, 13 figures, Invited for publication in Advances in Physics
null
10.1080/00018739500101526
null
supr-con cond-mat.supr-con
null
A systematic study of optical and transport properties of the Hubbard model, based on Metzner and Vollhardt's dynamical mean-field approximation, is reviewed. This model shows interesting anomalous properties that are, in our opinion, ubiquitous to single-band strongly correlated systems (for all spatial dimensions g...
[ { "version": "v1", "created": "Wed, 22 Feb 1995 20:21:13 GMT" } ]
2016-09-08T00:00:00
[ [ "Pruschke", "Th.", "" ], [ "Jarrell", "M.", "" ], [ "Freericks", "J. K.", "" ] ]
supr-con/9502002
null
Kenneth Holmlund, Petter Minnhagen (Dept. Theoretical Physics, Ume University, Sweden)
Verification of a New Non-Linear IV-exponent: Simulation of the 2D Coulomb Gas with Langevin Dynamics.
Submitted for publication in the proceedings of the Int. Workshop on Macroscopic Quantum Phenomena and Coherence in Supercond. Arrays, Villa Tuscolana, Frascati, Italy, March 2-5, 1995. Figures are included in the LaTeX document as PostScript specials. Related information as well as other formats (dvi, PS) is, ...
null
null
null
supr-con cond-mat.supr-con
null
It has recently been suggested from scaling arguments that the non-linear IV-exponent a, for a two-dimensional superconductor is different from the exponent originally suggested by Ambegaokar et al. The relation between the new and the old exponent is a=a_AHNS-3. The new scaling behaviour is linked to the logarithmic...
[ { "version": "v1", "created": "Mon, 27 Feb 1995 09:54:52 GMT" } ]
2016-09-08T00:00:00
[ [ "Holmlund", "Kenneth", "", "Dept. Theoretical Physics, Ume\n University, Sweden" ], [ "Minnhagen", "Petter", "", "Dept. Theoretical Physics, Ume\n University, Sweden" ] ]
supr-con/9502003
Oleg Sushkov
M.Yu. Kuchiev and O. P. Sushkov
Two-hole bound states in modified t-J model
LaTeX 9 pages
null
10.1103/PhysRevB.52.12977
null
supr-con cond-mat.supr-con
null
We consider modified $t-J$ model with minimum of single-hole dispersion at the points $(0,\pm \pi)$, $(\pm \pi,0)$. It is shown that two holes on antiferromagnetic background produce a bound state which properties strongly differs from the states known in the unmodified $t-J$ model. The bound state is d-wave, it has ...
[ { "version": "v1", "created": "Tue, 28 Feb 1995 02:54:56 GMT" } ]
2016-09-08T00:00:00
[ [ "Kuchiev", "M. Yu.", "" ], [ "Sushkov", "O. P.", "" ] ]
supr-con/9503001
Roman G. Mints
L. Legrand, I. Rosenman, R.G. Mints and G. Collin
Self-Organized Criticality Effect on Stability: Magneto-Thermal Oscillations in a Granular YBCO Superconductor
submitted to Physical Review Letters, 4 pages, RevTeX, 4 figures available as uufiles
Europhys. Lett. 34, 287 (1996)
10.1209/epl/i1996-00452-6
null
supr-con cond-mat.supr-con
null
We show that the self-organized criticality of the Bean's state in each of the grains of a granular superconductor results in magneto-thermal oscillations preceding a series of subsequent flux jumps. We find that the frequency of these oscillations is proportional to the external magnetic field sweep rate and is inve...
[ { "version": "v1", "created": "Sun, 19 Mar 1995 09:11:21 GMT" } ]
2009-10-28T00:00:00
[ [ "Legrand", "L.", "" ], [ "Rosenman", "I.", "" ], [ "Mints", "R. G.", "" ], [ "Collin", "G.", "" ] ]
supr-con/9504001
Tobias Jacobs
T. Jacobs, Balam A. Willemsen, S. Sridhar, R. Nagarajan, L. C. Gupta, Z. Hossain, Chandan Mazumdar, P. C. Canfield, B. K. Cho
Microwave Properties of Borocarbide Superconductors LnNi2B2C (Ln = Y, Er, Tm, Ho)
12 pages, revtex, 6 uuencoded figures. PS-file available at http://sagar.cas.neu.edu/preprints.html
null
10.1103/PhysRevB.52.R7022
null
supr-con cond-mat.supr-con
null
We report measurements of the microwave surface impedance of the borocarbide family of superconductors LnNi2B2C (Ln=Y, Er, Tm, Ho). The experiments enable direct measurements of the superfluid density, and are particularly sensitive to the influence of magnetic pairbreaking. In HoNi2B2C the antiferromagnetic transi...
[ { "version": "v1", "created": "Fri, 21 Apr 1995 03:45:16 GMT" }, { "version": "v2", "created": "Fri, 21 Apr 1995 16:18:27 GMT" } ]
2016-09-08T00:00:00
[ [ "Jacobs", "T.", "" ], [ "Willemsen", "Balam A.", "" ], [ "Sridhar", "S.", "" ], [ "Nagarajan", "R.", "" ], [ "Gupta", "L. C.", "" ], [ "Hossain", "Z.", "" ], [ "Mazumdar", "Chandan", "" ], [ "Canfie...
supr-con/9504002
Tobias Jacobs
T. Jacobs, S. Sridhar, C. T. Rieck, K. Scharnberg, T. Wolf and J. Halbritter
Microwave Surface Impedance of YBCO:123 crystals: Experiment and comparison to a d-wave model
uuencoded tar.Z, 11 pages with 5 figures, used style files: elsart and graphicx, PS-file available at http://sagar.cas.neu.edu/preprints.html
null
10.1016/0022-3697(95)00264-2
null
supr-con cond-mat.supr-con
null
We present measurements of the microwave surface resistance Rs and the penetration depth lambda of YBCO:123 crystals. At low T obeys lambda(T) a polynomial behavior, while Rs displays a characteristic non-monotonic T-dependence. A detailed comparison of the experimental data is made to a model of d-wave superconduc...
[ { "version": "v1", "created": "Fri, 21 Apr 1995 15:52:52 GMT" } ]
2009-10-28T00:00:00
[ [ "Jacobs", "T.", "" ], [ "Sridhar", "S.", "" ], [ "Rieck", "C. T.", "" ], [ "Scharnberg", "K.", "" ], [ "Wolf", "T.", "" ], [ "Halbritter", "J.", "" ] ]
supr-con/9505001
Lema Fabian
C.D. Batista, F. Lema and A.A. Aligia
Superconductivity from correlated hopping
10 pages, RevTeX 3.0 + 2 PostScript figs. Accepted for publication in Phys.Rev. B
null
10.1103/PhysRevB.52.6223
null
supr-con cond-mat.supr-con
null
We consider a chain described by a next-nearest-neighbor hopping combined with a nearest-neighbor spin flip. In two dimensions this three-body term arises from a mapping of the three-band Hubbard model for CuO$_2$ planes to a generalized $t-J$ model and for large O-O hopping favors resonance-valence-bond superconduct...
[ { "version": "v1", "created": "Wed, 10 May 1995 17:27:09 GMT" } ]
2009-10-28T00:00:00
[ [ "Batista", "C. D.", "" ], [ "Lema", "F.", "" ], [ "Aligia", "A. A.", "" ] ]
supr-con/9505002
Jeff Lynn
T. E. Grigereit and J. W. Lynn (NIST, University of Maryland) R. J. Cava, J. J. Krajewski, and W. F. Peck, Jr. (Bell Labs)
Neutron Scattering Study of Crystal Field Energy Levels and Field Dependence of the Magnetic Order in Superconducting HoNi2B2C
RevTex, 7 pages, 11 figures (available upon request); Physica C
null
10.1016/0921-4534(95)00312-6
null
supr-con cond-mat.supr-con
null
Elastic and inelastic neutron scattering measurements have been carried out to investigate the magnetic properties of superconducting (Tc~8K) HoNi2B2C. The inelastic measurements reveal that the lowest two crystal field transitions out of the ground state occurat 11.28(3) and 16.00(2) meV, while the transition of 4.7...
[ { "version": "v1", "created": "Tue, 23 May 1995 14:17:32 GMT" } ]
2012-08-27T00:00:00
[ [ "Grigereit", "T. E.", "", "NIST, University of Maryland" ], [ "Lynn", "J. W.", "", "NIST, University of Maryland" ], [ "Cava", "R. J.", "", "Bell Labs" ], [ "Krajewski", "J. J.", "", "Bell Labs" ], [ "Peck,", "W. F.", "Jr....
supr-con/9506001
Ryusuke Ikeda
Ryusuke Ikeda (Dept. of Phys., Kyoto University)
Quantum Resistive Transition in Type II Superconductors under Magnetic Field
7 pages
null
10.1143/JPSJ.65.33
null
supr-con cond-mat.supr-con
null
It is shown that, within a Ginzburg-Landau (GL) formalism, the superconducting fluctuation is insulating at zero temperature even if the fluctuation dynamics is metallic (dissipative). Based on this fact, the low temperature behavior of the $H_{c2}$-line and the resistivity curves near a zero temperature transition a...
[ { "version": "v1", "created": "Fri, 16 Jun 1995 04:32:48 GMT" } ]
2009-10-28T00:00:00
[ [ "Ikeda", "Ryusuke", "", "Dept. of Phys., Kyoto University" ] ]
supr-con/9506002
Roman Sasik
R. Sasik and D. Stroud (The Ohio State University)
First-Order Vortex Lattice Melting and Magnetization of YBa$_2$Cu$_3$O$_{7-\delta}
11 pages, 4 PostScript figures in one uuencoded file
null
10.1103/PhysRevLett.75.2582
null
supr-con cond-mat.supr-con
null
We present the first non-mean-field calculation of the magnetization $M(T)$ of YBa$_2$Cu$_3$O$_{7-\delta}$ both above and below the flux-lattice melting temperature $T_m(H)$. The results are in good agreement with experiment as a function of transverse applied field $H$. The effects of fluctuations in both order para...
[ { "version": "v1", "created": "Tue, 20 Jun 1995 02:22:42 GMT" } ]
2009-10-28T00:00:00
[ [ "Sasik", "R.", "", "The Ohio State University" ], [ "Stroud", "D.", "", "The Ohio State University" ] ]
supr-con/9506003
E. H. Brandt
Ernst Helmut Brandt (Max-Planck-Institut f\"ur Metallforschung, Stuttgart)
The Flux-Line Lattice in Superconductors
Review paper for Rep.Prog.Phys., 124 narrow pages. The 30 figures do not exist as postscript files
null
10.1088/0034-4885/58/11/003
null
supr-con cond-mat.supr-con
null
Magnetic flux can penetrate a type-II superconductor in form of Abrikosov vortices. These tend to arrange in a triangular flux-line lattice (FLL) which is more or less perturbed by material inhomogeneities that pin the flux lines, and in high-$T_c$ supercon- ductors (HTSC's) also by thermal fluctuations. Many propert...
[ { "version": "v1", "created": "Thu, 22 Jun 1995 12:35:15 GMT" } ]
2009-10-28T00:00:00
[ [ "Brandt", "Ernst Helmut", "", "Max-Planck-Institut für Metallforschung,\n Stuttgart" ] ]
supr-con/9506004
Roman G. Mints
R.G. Mints
Flux Creep and Flux Jumping
7 pages, ReVTeX, 2 figures attached as postscript files
Phys. Rev. B 53, 12311 (1996)
10.1103/PhysRevB.53.12311
null
supr-con cond-mat.supr-con
null
We consider the flux jump instability of the Bean's critical state arising in the flux creep regime in type-II superconductors. We find the flux jump field, $B_j$, that determines the superconducting state stability criterion. We calculate the dependence of $B_j$ on the external magnetic field ramp rate, $\dot B_e$. ...
[ { "version": "v1", "created": "Sun, 2 Jul 1995 08:53:17 GMT" } ]
2009-10-28T00:00:00
[ [ "Mints", "R. G.", "" ] ]
supr-con/9507001
Jagla Eduardo
E. A. Jagla and C. A. Balseiro
Percolation transition of the vortex lattice and c-axis resistivity in high-temperature superconductors
7 pages, 3 figures, sent to Phys. Rev. Lett
null
10.1103/PhysRevB.53.R538
null
supr-con cond-mat.supr-con
null
We use the three-dimensional Josephson junction array system as a model for studying the temperature dependence of the c-axis resistivity of high temperature superconductors, in the presence of an external magnetic field H applied in the c-direction. We show that the temperature at which the dissipation becomes diffe...
[ { "version": "v1", "created": "Mon, 3 Jul 1995 10:44:35 GMT" } ]
2009-10-28T00:00:00
[ [ "Jagla", "E. A.", "" ], [ "Balseiro", "C. A.", "" ] ]
supr-con/9507002
Carsten Timm
Carsten Timm (Universitaet Hamburg)
Renormalization group approach to layered superconductors
RevTeX, 15 pages, 4 figures can be obtained from the author by conventional mail; accepted for publication in Phys. Rev. B
Phys. Rev. B 52 (1995) 9751
10.1103/PhysRevB.52.9751
null
supr-con cond-mat.supr-con
null
A renormalization group theory for a system consisting of coupled superconducting layers as a model for typical high-temperature superconducters is developed. In a first step the electromagnetic interaction over infinitely many layers is taken into account, but the Josephson coupling is neglected. In this case the co...
[ { "version": "v1", "created": "Tue, 4 Jul 1995 16:04:10 GMT" } ]
2009-10-28T00:00:00
[ [ "Timm", "Carsten", "", "Universitaet Hamburg" ] ]
supr-con/9507003
Anne van Otterlo
Gianni Blatter, Vadim Geshkenbein, Anatoli Larkin, and Henrik Nordborg
Low-Field Phase Diagram of Layered Superconductors: The Role of Electromagnetic Coupling
12 pages, 1 figure attached as compressed and uuencoded postscript
null
10.1103/PhysRevB.54.72
ETH-TH/95-15
supr-con cond-mat.supr-con
null
We determine the position and shape of the melting line in a layered superconductor taking the electromagnetic coupling between layers into account. In the limit of vanishing Josephson coupling we obtain a new generic reentrant low-field melting line. Finite Josephson coupling pushes the melting line to higher temper...
[ { "version": "v1", "created": "Fri, 7 Jul 1995 14:07:08 GMT" }, { "version": "v2", "created": "Tue, 11 Jul 1995 10:00:47 GMT" } ]
2009-10-28T00:00:00
[ [ "Blatter", "Gianni", "" ], [ "Geshkenbein", "Vadim", "" ], [ "Larkin", "Anatoli", "" ], [ "Nordborg", "Henrik", "" ] ]
supr-con/9507004
Anne van Otterlo
Anne van Otterlo, Mikhail Feigel'man, Vadim Geshkenbein, and Gianni Blatter
Vortex Dynamics and the Hall-Anomaly: a Microscopic Analysis
12 pages, latex
null
10.1103/PhysRevLett.75.3736
ETH-TH/95-21
supr-con cond-mat.supr-con
null
We present a microscopic derivation of the equation of motion for a vortex in a superconductor. A coherent view on vortex dynamics is obtained, in which {\it both} hydrodynamics {\it and} the vortex core contribute to the forces acting on a vortex. The competition between these two provides an interpretation of the o...
[ { "version": "v1", "created": "Fri, 7 Jul 1995 15:07:35 GMT" } ]
2009-10-28T00:00:00
[ [ "van Otterlo", "Anne", "" ], [ "Feigel'man", "Mikhail", "" ], [ "Geshkenbein", "Vadim", "" ], [ "Blatter", "Gianni", "" ] ]
supr-con/9507005
null
C. Nappi (CNR Napoli, Italy), G.Filatrella (Dept. of Physics, Salerno), and S. Pagano(CNR Napoli, Italy)
Constants of motion in the dynamics of a 2N-junction SQUID
Figures available from the authors. Submitted to Phys. Lett. A
null
10.1016/0375-9601(95)00572-K
null
supr-con chao-dyn cond-mat.supr-con nlin.CD
null
We show that a 2N junction SQUID (Superconducting QUantum Interference Device) made of 2N overdamped, shunted, identical junctions may be described as a system having only 6 degrees of freedom for any N > 2. This is achieved by means of the reduction introduced by Watanabe and Strogatz (Physica D, Vol. 74, (1994) p. ...
[ { "version": "v1", "created": "Tue, 18 Jul 1995 14:16:21 GMT" } ]
2009-10-28T00:00:00
[ [ "Nappi", "C.", "", "CNR Napoli, Italy" ], [ "Filatrella", "G.", "", "Dept. of Physics,\n Salerno" ], [ "Pagano", "S.", "", "CNR Napoli, Italy" ] ]
supr-con/9507006
null
A. Petraglia (Dept. of Physics, Lyngby) G.Filatrella (Dept. of Physics, Salerno), and G. Rotoli (Dept. of Energetics, L'Aquila)
Screening current effects in Josephson junction arrays
Figures available from the authors
null
10.1103/PhysRevB.53.2732
null
supr-con chao-dyn cond-mat.supr-con nlin.CD
null
The purpose of this work is to compare the dynamics of arrays of Josephson junctions in presence of magnetic field in two different frameworks: the so called XY frustrated model with no self inductance and an approach that takes into account the screening currents (considering self inductances only). We show that whi...
[ { "version": "v1", "created": "Fri, 28 Jul 1995 13:49:54 GMT" } ]
2009-10-28T00:00:00
[ [ "Petraglia", "A.", "", "Dept. of Physics, Lyngby" ], [ "Filatrella", "G.", "", "Dept. of\n Physics, Salerno" ], [ "Rotoli", "G.", "", "Dept. of Energetics, L'Aquila" ] ]
supr-con/9507007
Kikuo Harigaya
Kikuo Harigaya
Nonlinear optical response in doped conjugated polymers
Accepted for publication in J. Phys.: Condens. Matter
J. Phys.: Condens. Matter 7 (1995) 7529-7534
10.1088/0953-8984/7/38/011
null
supr-con chem-ph cond-mat.supr-con mtrl-th
null
Exciton effects on conjugated polymers are investigated in soliton lattice states. We use the Su-Schrieffer-Heeger model with long-range Coulomb interactions. The Hartree-Fock (HF) approximation and the single-excitation configuration- interaction (single-CI) method are used to obtain optical absorption spectra. The ...
[ { "version": "v1", "created": "Sun, 30 Jul 1995 15:26:17 GMT" } ]
2008-02-03T00:00:00
[ [ "Harigaya", "Kikuo", "" ] ]
supr-con/9508001
Valerii Vinokur
I. Aranson, B.Ya. Shapiro and V. Vinokur (ANL)
Nucleation and Growth of Normal Phase in Thin Superconducting Strips
4 pages, Revtex, 2 figures avilable from author via valerii_vinokur@qmgate.anl.gov
null
10.1103/PhysRevLett.76.142
null
supr-con cond-mat.supr-con
null
We investigate the kinetics of normal phase nucleation and flux line condensation in the type-II superconductors by numerical study of the time-dependent Ginzburg-Landau equation. We have shown that under the sufficient transport current the normal phase nucleates in the superconducting strips in a form of the macros...
[ { "version": "v1", "created": "Thu, 3 Aug 1995 20:10:12 GMT" } ]
2009-10-28T00:00:00
[ [ "Aranson", "I.", "", "ANL" ], [ "Shapiro", "B. Ya.", "", "ANL" ], [ "Vinokur", "V.", "", "ANL" ] ]
supr-con/9508002
Masanori Ichioka
M. Ichioka(Kyoto Univ.), N. Enomoto, N. Hayashi, and K. Machida(Okayama Univ.)
$s$- and $d_{xy}$-wave components induced around a vortex in $d_{x^2-y^2}$-wave superconductors
RevTex,9 pages, 6 figures in a uuencoded file
Phys. Rev. B53, 2233 (1996).
10.1103/PhysRevB.53.2233
null
supr-con cond-mat.supr-con
null
Vortex structure of $d_{x^2-y^2}$-wave superconductors is microscopically analyzed in the framework of the quasi-classical Eilenberger equations. If the pairing interaction contains an $s$-wave ($d_{xy}$-wave) component in addition to a $d_{x^2-y^2}$-wave component, the $s$-wave ($d_{xy}$-wave) component of the order...
[ { "version": "v1", "created": "Sun, 20 Aug 1995 05:46:16 GMT" } ]
2009-10-28T00:00:00
[ [ "Ichioka", "M.", "", "Kyoto Univ." ], [ "Enomoto", "N.", "", "Okayama Univ." ], [ "Hayashi", "N.", "", "Okayama Univ." ], [ "Machida", "K.", "", "Okayama Univ." ] ]
supr-con/9508003
Asai Yoshihiro
Yoshihiro Asai (ETL, Tsukuba, Japan)
Superconducting, magnetic, and charge correlations in the doped two-chain Hubbard model
RevTeX 3.0, 11 pages, 5 figs via FAX, Phys.Rev.B to appear
null
10.1103/PhysRevB.52.10390
YA#HUB003Y95M01
supr-con cond-mat.supr-con
null
Superconducting, magnetic, and charge correlation functions and dynamic spin correlation functions of the doped two-chain Hubbard model is studied with the projector Quantum Monte carlo method and Lanczos recursion method. Of the three correlation functions, the interchain singlet superconducting correlation function...
[ { "version": "v1", "created": "Tue, 22 Aug 1995 07:15:09 GMT" } ]
2009-10-28T00:00:00
[ [ "Asai", "Yoshihiro", "", "ETL, Tsukuba, Japan" ] ]
supr-con/9508004
Steven Spencer
Steven Spencer and Henrik Jeldoft Jensen
The Bean Critical State: Infinitely Unstable
8 pages including 4 figures. Whole paper in uuencoded postscript file bean.uu
null
10.1016/0921-4534(96)00240-7
null
supr-con cond-mat.supr-con
null
The threshold for creep in the Bean critical state is investigated. We perturb the Bean state by an energy $\Delta\epsilon$. We find that no matter how small $\Delta\epsilon$ is it will always be able to induce creep somewhere on the Bean profile. This finding has important consequences for the interpretation of low ...
[ { "version": "v1", "created": "Thu, 24 Aug 1995 16:22:00 GMT" } ]
2009-10-28T00:00:00
[ [ "Spencer", "Steven", "" ], [ "Jensen", "Henrik Jeldoft", "" ] ]
supr-con/9508005
Zbigniew J. Koziol
Z. Kozio{\l} and R.A. Dunlap
Nonlinear Flux Diffusion and ac Susceptibility of Superconductors - Exact Numerical Results
9 LaTeX pages, 4 Postscript figures, WWW version available at http://is.dal.ca/~zkoziol/super.html
null
10.1063/1.361702
null
supr-con cond-mat.supr-con
null
The ac response of a slab of material with electrodynamic characteristics $E\sim j^{\kappa+1}$, $\kappa\geq0$, is studied numerically. From the solutions of the nonlinear diffusion equation, the fundamental and higher-order components of the harmonic susceptibility are obtained. A large portion of the data for every ...
[ { "version": "v1", "created": "Tue, 29 Aug 1995 02:38:27 GMT" } ]
2022-02-02T00:00:00
[ [ "Kozioł", "Z.", "" ], [ "Dunlap", "R. A.", "" ] ]
supr-con/9508006
Zbigniew J. Koziol
Z. Kozio{\l} and R.A. Dunlap
Magnetostriction of a Superconductor: -Results from the Critical-State Model
9 LaTeX pages, 4 Postscript figures, WWW version available at http://is.dal.ca/~zkoziol/super.html
null
10.1063/1.361697
null
supr-con cond-mat.supr-con
null
In many cases, the critical-state theory can be treated as a suffi ciently accurate approximation for the modelling of the magnetic properties of superconductors. In the present work, the magnetostrictive hysteresis is computed for a quite general case of the modified Kim-Anderson model. The results obtained reproduc...
[ { "version": "v1", "created": "Tue, 29 Aug 1995 16:45:50 GMT" } ]
2009-10-28T00:00:00
[ [ "Kozioł", "Z.", "" ], [ "Dunlap", "R. A.", "" ] ]
supr-con/9509001
null
Kenneth Holmlund and Petter Minnhagen
Langevin Simulations of Two Dimensional Vortex Fluctuations: Anomalous Dynamics and a New $IV$-exponent
Submitted to PRB, RevTeX format, 28 pages and 13 figures, figures in postscript format are available at http://www.tp.umu.se/~holmlund/papers.html
null
10.1103/PhysRevB.54.523
null
supr-con cond-mat.supr-con
null
The dynamics of two dimensional (2D) vortex fluctuations are investigated through simulations of the 2D Coulomb gas model in which vortices are represented by soft disks with logarithmic interactions. The simulations trongly support a recent suggestion that 2D vortex fluctuations obey an intrinsic anomalous dynamics ...
[ { "version": "v1", "created": "Wed, 6 Sep 1995 11:14:33 GMT" } ]
2009-10-28T00:00:00
[ [ "Holmlund", "Kenneth", "" ], [ "Minnhagen", "Petter", "" ] ]
supr-con/9510001
Vladimir Dzhunushaliev
V.D.Dzhunushaliev
The string model of the Cooper pair in the anisotropic superconductor
final version, Latex, 9p, to be published in Phys. Rev. B
Phys.Rev.B, 54, 10121(1996)
10.1103/PhysRevB.54.10121
null
supr-con cond-mat.supr-con hep-th
null
The analogy between the Cooper pair in high temperature superconductor and the quark-antiquark pair in quantum chromodynamics (QCD) is proposed. In QCD the nonlinear chromodynamical field between a quark and an antiquark is confined to a tube. So we assume that there is the strong interaction between phonons which ca...
[ { "version": "v1", "created": "Wed, 11 Oct 1995 10:18:24 GMT" }, { "version": "v2", "created": "Tue, 17 Oct 1995 10:39:16 GMT" }, { "version": "v3", "created": "Thu, 4 Jul 1996 06:35:28 GMT" } ]
2009-10-28T00:00:00
[ [ "Dzhunushaliev", "V. D.", "" ] ]
supr-con/9510002
null
P. Calvani, M. Capizzi, S. Lupi, P. Maselli, A. Paolone, (Dipartimento di Fisica, Universita di Roma ``La Sapienza'', Roma, Italy) and P. Roy (Laboratoire pour l'Utilization de Rayonnement Electromagnetique, Universite Paris-Sud, Orsay, France)
Polaronic optical absorption in electron-doped and hole-doped cuprates
File latex, 31 p., submitted to Physical Review B. Figures may be faxed upon request
null
10.1103/PhysRevB.53.2756
null
supr-con cond-mat.supr-con
null
Polaronic features similar to those previously observed in the photoinduced spectra of cuprates have been detected in the reflectivity spectra of chemically doped parent compounds of high-critical-temperature superconductors, both $n$-type and $p$-type. In Nd$_2$CuO$_{4-y}$ these features, whose intensities depend bo...
[ { "version": "v1", "created": "Fri, 27 Oct 1995 17:52:19 GMT" } ]
2009-10-28T00:00:00
[ [ "Calvani", "P.", "", "Laboratoire pour l'Utilization de Rayonnement Electromagnetique, Universite\n Paris-Sud, Orsay, France" ], [ "Capizzi", "M.", "", "Laboratoire pour l'Utilization de Rayonnement Electromagnetique, Universite\n Paris-Sud, Orsay, France" ], [ "Lupi"...
supr-con/9511001
null
Dmitry A. Ryndyk (Institute for Physics of Microstructures of Russian Academy of Sciencies, Nizhny Novgorod, Russia)
Synchronization in one-dimensional array of Josephson coupled thin layers
REVTeX, 8 pages, no figures
null
null
null
supr-con cond-mat.supr-con
null
We obtain self-consistent macroscopic equations describing interlayer Josephson effect and intralayer disequilibrium in one-dimensional array of Josephson coupled layers. We show that ``nonequilibrium coupling'' can lead to effective spatial and time synchronization and formation of coherent dynamic resistive state (...
[ { "version": "v1", "created": "Tue, 21 Nov 1995 10:28:30 GMT" } ]
2008-02-03T00:00:00
[ [ "Ryndyk", "Dmitry A.", "", "Institute for Physics of Microstructures of Russian\n Academy of Sciencies, Nizhny Novgorod, Russia" ] ]
supr-con/9511002
Juan I. Collar
V.Jeudy, J.I.Collar, T.A.Girard, D.Limagne and G.Waysand (G.P.S., Univ. Paris 7)
S-35 Beta Irradiation of a Tin Strip in a State of Superconducting Geometrical Metastability
Compressed PostScript (filename.ps.Z), 9 pages, 2 figures
Nucl.Instrum.Meth. A373 (1996) 65-67
10.1016/0168-9002(95)01451-9
JICUSC-95-8
supr-con cond-mat.supr-con hep-ex nucl-ex
null
We report the first energy loss spectrum obtained with a geometrically metastable type I superconducting tin strip irradiated by the beta-emission of S-35. (Nucl. Instr. Meth. A, in press)
[ { "version": "v1", "created": "Thu, 30 Nov 1995 17:02:06 GMT" } ]
2009-10-28T00:00:00
[ [ "Jeudy", "V.", "", "G.P.S.,\n Univ. Paris 7" ], [ "Collar", "J. I.", "", "G.P.S.,\n Univ. Paris 7" ], [ "Girard", "T. A.", "", "G.P.S.,\n Univ. Paris 7" ], [ "Limagne", "D.", "", "G.P.S.,\n Univ. Paris 7" ], [ "Waysand", "...
supr-con/9512001
Masanori Ichioka
M. Ichioka (Kyoto), N. Hayashi, N. Enomoto and K. Machida (Okayama)
Vortex structure in $d$-wave superconductors
22 pages, RevTex, 23 figures available upon request
Phys. Rev. B 53, 15316 (1996).
10.1103/PhysRevB.53.15316
null
supr-con cond-mat.supr-con
null
Vortex structure of pure $d_{x^2-y^2}$-wave superconductors is microscopically analyzed in the framework of the quasi-classical Eilenberger equations. Selfconsistent solution for the $d$-wave pair potential is obtained for the first time in the case of an isolated vortex. The vortex core structure, i.e., the pair pot...
[ { "version": "v1", "created": "Sat, 9 Dec 1995 03:20:47 GMT" } ]
2009-10-28T00:00:00
[ [ "Ichioka", "M.", "", "Kyoto" ], [ "Hayashi", "N.", "", "Okayama" ], [ "Enomoto", "N.", "", "Okayama" ], [ "Machida", "K.", "", "Okayama" ] ]
supr-con/9512002
Juan I. Collar
V.Jeudy, D.Limagne, G.Waysand, J.I.Collar and T.A.Girard (G.P.S., Univ. Paris 7)
Beta Irradiation of a Geometrically Metastable Superconducting Strip Detector with a Magnetic Flux Penetration Read-Out
Compressed PostScript (filename.ps.Z), 8 pages, 2 figures
null
10.1016/0168-9002(95)01063-7
JICUSC-95-9
supr-con cond-mat.supr-con
null
Geometrical metastability, observed in superconducting type I tin flat strips, has been previously proposed as a principle for particle detection. The energy deposition of an incoming beta-particle induces the rupture of the metastability and consequently the penetration of multiquantum flux tubes into a superconduct...
[ { "version": "v1", "created": "Sun, 10 Dec 1995 14:42:47 GMT" } ]
2009-10-28T00:00:00
[ [ "Jeudy", "V.", "", "G.P.S.,\n Univ. Paris 7" ], [ "Limagne", "D.", "", "G.P.S.,\n Univ. Paris 7" ], [ "Waysand", "G.", "", "G.P.S.,\n Univ. Paris 7" ], [ "Collar", "J. I.", "", "G.P.S.,\n Univ. Paris 7" ], [ "Girard", "T. ...
supr-con/9512003
Eduardo Jagla
E.A.Jagla and C. A. Balseiro
Vortex structure and resistive transitions in high-Tc superconductors
8 pages + 6 figures
null
10.1103/PhysRevB.53.15305
null
supr-con cond-mat.supr-con
null
The nature of the resistive transition for a current applied parallel to the magnetic field in high-Tc materials is investigated by numerical simulation on the three dimensional Josephson junction array model. It is shown by using finite size scaling that for samples with disorder the critical temperature Tp for the ...
[ { "version": "v1", "created": "Thu, 14 Dec 1995 13:30:30 GMT" } ]
2009-10-28T00:00:00
[ [ "Jagla", "E. A.", "" ], [ "Balseiro", "C. A.", "" ] ]
supr-con/9601001
Modanese Giovanni
G. Modanese (INFN, Trento)
Updating the theoretical analysis of the weak gravitational shielding experiment
LaTex, 6 pages. Only formal changes in title and abstract
Proceedings of the 1997 IAF (International Astronautical Federation) Congress, nr. IAA-97-4.107
null
UTF-367/96
supr-con cond-mat.supr-con gr-qc hep-ph
null
The most recent data about the weak gravitational shielding produced recently through a levitating and rotating HTC superconducting disk show a very weak dependence of the shielding value ($\sim 1 \%$) on the height above the disk. We show that whilst this behaviour is incompatible with an intuitive vectorial picture...
[ { "version": "v1", "created": "Wed, 17 Jan 1996 20:54:45 GMT" }, { "version": "v2", "created": "Fri, 9 Feb 1996 06:37:54 GMT" } ]
2008-02-03T00:00:00
[ [ "Modanese", "G.", "", "INFN, Trento" ] ]
supr-con/9602001
Franco Nori
C. Reichhardt, C. J. Olson, J. Groth, Stuart Field, and Franco Nori
Vortex Plastic Flow, $B(x,y,H(t)), M(H(t)), J_c(B(t))$, Deep in the Bose Glass and Mott-Insulator Regimes
4 pages, 4 PostScript Figures
Phys. Rev. B 53 (1996) R8898-R8901
10.1103/PhysRevB.53.R8898
null
supr-con cond-mat.mtrl-sci cond-mat.supr-con
null
We present simulations of flux-gradient-driven superconducting vortices interacting with strong columnar pinning defects as an external field $H(t)$ is quasi-statically swept from zero through a matching field $B_{\phi}$. We analyze several measurable quantities, including the local flux density $ B(x,y,H(t))$, magne...
[ { "version": "v1", "created": "Wed, 14 Feb 1996 20:34:48 GMT" } ]
2016-09-08T00:00:00
[ [ "Reichhardt", "C.", "" ], [ "Olson", "C. J.", "" ], [ "Groth", "J.", "" ], [ "Field", "Stuart", "" ], [ "Nori", "Franco", "" ] ]
supr-con/9602002
Santi Gilles
G. Santi, T. Jarlborg, M. Peter and M. Weger
s and d-wave symmetries of the solutions of the Eliashberg equations
Uuencoded LaTeX file anf 6 Postscript figures (14 pages). Accepted for publication in Physica C
null
10.1016/0921-4534(96)00052-4
null
supr-con cond-mat.supr-con
null
We examine the different possible symmetries of the superconducting gap obtained by solving the Eliashberg equations. We consider an electron-phonon interaction in a strong coupling scenario. The Coulomb pseudopotential plays the crucial role of providing the repulsion needed to favour the d-wave symmetry. But the ke...
[ { "version": "v1", "created": "Fri, 23 Feb 1996 07:25:24 GMT" } ]
2009-10-30T00:00:00
[ [ "Santi", "G.", "" ], [ "Jarlborg", "T.", "" ], [ "Peter", "M.", "" ], [ "Weger", "M.", "" ] ]
supr-con/9602003
Durga Prasad Choudhury
S. Oxx, D. P. Choudhury, Balam A. Willemsen, H. Srikanth, S. Sridhar (Northeastern Univ), B. K. Cho, P. C. Canfield (Ames Lab)
Vortex Response and Critical Fields observed via rf penetration depth measurements on the superconductor YNi_2B_2C
6 LaTeX pages with 6 EPS figures, uses RevTeX, multicol and epsf. One figure bitmapped. Better PS file available at http://sagar.physics.neu.edu/preprints.html Submitted to Physica C
null
10.1016/0921-4534(96)00230-4
null
supr-con cond-mat.supr-con
null
Measurements of the rf penetration depth \lambda(T,H,\theta ) are used to study the superconducting order parameter, vortex dynamics in the mixed state and delineate critical fields in the borocarbide superconductor YNi_2B_2C. The lower critical field has an anomalous T dependence, H_{c1}(T)=1.12[1-(T/T_c)] kOe, whic...
[ { "version": "v1", "created": "Mon, 26 Feb 1996 20:11:10 GMT" }, { "version": "v2", "created": "Tue, 27 Feb 1996 21:35:05 GMT" } ]
2015-06-26T00:00:00
[ [ "Oxx", "S.", "", "Northeastern Univ" ], [ "Choudhury", "D. P.", "", "Northeastern Univ" ], [ "Willemsen", "Balam A.", "", "Northeastern Univ" ], [ "Srikanth", "H.", "", "Northeastern Univ" ], [ "Sridhar", "S.", "", "No...
supr-con/9604001
null
Alexey V. Samokhvalov (Institute for physics of microstructures, Nizhny Novgorod, Russia)
Vortex loops entry into type--II superconductors
LaTeX file ( 22 pages & 7 figures ); the required TeX style file "bezier.sty" is attached; accepted for publication in Physica C
Physica C 259 (1996) 337
10.1016/0921-4534(96)00003-2
null
supr-con cond-mat.supr-con
null
The magnetic field distribution, the magnetic flux, and the free energy of an Abrikosov vortex loop near a flat surface of type--II superconductors are calculated in the London approximation. The shape of such a vortex line is a semicircle of arbitrary radius. The interaction of the vortex half--ring and an external ...
[ { "version": "v1", "created": "Mon, 8 Apr 1996 12:43:47 GMT" } ]
2009-10-30T00:00:00
[ [ "Samokhvalov", "Alexey V.", "", "Institute for physics of microstructures,\n Nizhny Novgorod, Russia" ] ]
supr-con/9604002
Kamran Behnia
K. Behnia(1), H. Aubin(1), L. Taillefer(2), R. Gagnon(2) ((1) Universit\'e Paris-Sud (2) McGill University)
Low temperature thermal conductivity of Zn-doped YBCO: evidence for impurity-induced electronic bound states
8 pages, 3 Encapsulated Postscript figures
null
null
KB-96-1
supr-con cond-mat.supr-con
null
The thermal conductivity of Zn-doped YBCO crystals was studied at low temperature (0.15 < T < 0.8 K) for different concentrations of Zn impurities. A small amount of Zn induces a dramatic decrease in the non-linear component of the low-temperature thermal conductivity. Moreover, the magnitude of the linear component ...
[ { "version": "v1", "created": "Mon, 22 Apr 1996 16:25:41 GMT" } ]
2008-02-03T00:00:00
[ [ "Behnia", "K.", "" ], [ "Aubin", "H.", "" ], [ "Taillefer", "L.", "" ], [ "Gagnon", "R.", "" ] ]
supr-con/9605001
Prozorov Ruslan
R. Prozorov, A. Poddar, E. Sheriff, A. Shaulov, Y. Yeshurun (Institute for Superconductivity, Physics Department, Bar-Ilan University, Ramat-Gan, Israel)
Irreversible magnetization in thin YBCO films rotated in external magnetic field
14 pages, 7 PostScript figures
null
10.1016/0921-4534(96)00266-3
null
supr-con cond-mat.supr-con
null
The magnetization M of a thin YBaCuO film is measured as a function of the angle $\theta $ between the applied field H and the c-axis. For fields above the first critical field, but below the Bean's field for first penetration H*, M is symmetric with respect to $\theta =\pi $ and the magnetization curves for forward ...
[ { "version": "v1", "created": "Thu, 2 May 1996 12:51:14 GMT" } ]
2009-10-30T00:00:00
[ [ "Prozorov", "R.", "", "Institute\n for Superconductivity, Physics Department, Bar-Ilan University, Ramat-Gan,\n Israel" ], [ "Poddar", "A.", "", "Institute\n for Superconductivity, Physics Department, Bar-Ilan University, Ramat-Gan,\n Israel" ], [ "Sheriff", "E....
supr-con/9605002
R. D. Parmentier
C. Soriano, G. Costabile, R. D. Parmentier (INFM & Dept. Physics, Univ. Salerno)
Coupling of Josephson flux-flow oscillators to an external RC load
uuencoded, gzipped tar archive containing 11 pages of REVTeX text + 4 PostScript figures. To appear in Supercond. Sci. Technol
null
10.1088/0953-2048/9/7/011
null
supr-con cond-mat.supr-con
null
We investigate by numerical simulations the behavior of the power dissipated in a resistive load capacitively coupled to a Josephson flux flow oscillator and compare the results to those obtained for a d.c. coupled purely resistive load. Assuming realistic values for the parameters R and C, both in the high- and in t...
[ { "version": "v1", "created": "Sat, 11 May 1996 11:31:51 GMT" } ]
2009-10-30T00:00:00
[ [ "Soriano", "C.", "", "INFM & Dept. Physics,\n Univ. Salerno" ], [ "Costabile", "G.", "", "INFM & Dept. Physics,\n Univ. Salerno" ], [ "Parmentier", "R. D.", "", "INFM & Dept. Physics,\n Univ. Salerno" ] ]
supr-con/9606001
Hagen Kleinert
Hagen Kleinert and Adriaan Schakel
New Universality Class in the Superconductive Phase Transition
Invited talk presented by A. Schakel at the 10'th International Conference on Problems of Quantum Field Theory, Alushta, Ukraine, May 13-17, 1996. Author Information under http://www.physik.fu-berlin.de/~kleinert/institution.html; HTML version and PostScript version of paper available at http://www.physik.fu-...
null
null
null
supr-con cond-mat.supr-con
null
The superconductive phase transition in the Ginzburg-Landau theory (or Coulomb-Higgs phase transition of scalar QED in 3D) is discussed in a dual formulation which focuses on the magnetic rather than the electric excitations of the system. Renormalization group analysis of the dual formulation reveals the transition ...
[ { "version": "v1", "created": "Fri, 14 Jun 1996 05:08:29 GMT" } ]
2008-02-03T00:00:00
[ [ "Kleinert", "Hagen", "" ], [ "Schakel", "Adriaan", "" ] ]
supr-con/9606002
Nobuhiko Hayashi
N. Hayashi, M. Ichioka, K. Machida (Okayama Univ.)
Star-shaped Local Density of States around Vortices in a Type II Superconductor
4 pages, REVTeX, 3 figures available upon request
Phys. Rev. Lett. 77, 4074 (1996).
10.1103/PhysRevLett.77.4074
null
supr-con cond-mat.supr-con
null
The electronic structure of vortices in a type II superconductor is analyzed within the quasi-classical Eilenberger framework. The possible origin of a sixfold ``star'' shape of the local density of states, observed by scanning tunneling microscope experiments on NbSe$_2$, is examined in the light of the three effect...
[ { "version": "v1", "created": "Fri, 21 Jun 1996 09:34:10 GMT" } ]
2009-10-30T00:00:00
[ [ "Hayashi", "N.", "", "Okayama Univ." ], [ "Ichioka", "M.", "", "Okayama Univ." ], [ "Machida", "K.", "", "Okayama Univ." ] ]
supr-con/9606003
Prozorov Ruslan
Y. Abulafia, A. Shaulov, Y. Wolfus, R. Prozorov, L. Burlachkov, and Y. Yeshurun, D. Majer E. Zeldov, H. W\"uhl, V.B. Geshkenbein, V.M. Vinokur
Plastic vortex-creep in YBa$_2$Cu$_3$O$_{7-x}$ crystals
10 pages, RevTeX type, 4 PS figures
null
10.1103/PhysRevLett.77.1596
null
supr-con cond-mat.supr-con
null
Local magnetic relaxation measurements in YBa$_2$Cu$_3$O$_{7-x}$ crystals show evidence for plastic vortex-creep associated with the motion of dislocations in the vortex lattice. This creep mechanism governs the vortex dynamics in a wide range of temperatures and fields below the melting line and above the field corr...
[ { "version": "v1", "created": "Sat, 22 Jun 1996 23:11:39 GMT" } ]
2009-10-30T00:00:00
[ [ "Abulafia", "Y.", "" ], [ "Shaulov", "A.", "" ], [ "Wolfus", "Y.", "" ], [ "Prozorov", "R.", "" ], [ "Burlachkov", "L.", "" ], [ "Yeshurun", "Y.", "" ], [ "Zeldov", "D. Majer E.", "" ], [ "Wühl", ...
supr-con/9607001
Michael Simkin
M.V.Simkin (Brown University)
On Mean-Field Theory of Quantum Phase Transition in Granular Superconductors
null
Physica C 267 (1996) 161
10.1016/0921-4534(96)00376-0
null
supr-con cond-mat.supr-con
null
In previous work on quantum phase transition in granular superconductors, where mean-field theory was used, an assumption was made that the order parameter as a function of the mean field is a convex up function. Though this is not always the case in phase transitions, this assumption must be verified, what is done i...
[ { "version": "v1", "created": "Sat, 6 Jul 1996 22:27:10 GMT" } ]
2009-10-30T00:00:00
[ [ "Simkin", "M. V.", "", "Brown University" ] ]
supr-con/9607002
null
J.J. Betouras, R. Joynt, Z.-W. Dong, T. Venkatesan, P. Hadley
Ginzburg-Landau Theory of Josephson Field Effect Transistors
REVTEX, 4 figures upon request, submitted to Appl. Phys. Lett
null
10.1063/1.117661
null
supr-con cond-mat.supr-con
null
A theoretical model of high-T_c Josephson Field Effect Transistors (JoFETs) based on a Ginzburg-Landau free energy expression whose parameters are field- and spatially- dependent is developed. This model is used to explain experimental data on JoFETs made by the hole-overdoped Ca-SBCO bicrystal junctions (three termi...
[ { "version": "v1", "created": "Thu, 11 Jul 1996 19:37:23 GMT" } ]
2009-10-30T00:00:00
[ [ "Betouras", "J. J.", "" ], [ "Joynt", "R.", "" ], [ "Dong", "Z. -W.", "" ], [ "Venkatesan", "T.", "" ], [ "Hadley", "P.", "" ] ]
supr-con/9607003
null
J. I. Martin, M. Velez, F. Guinea and J. L. Vicent
Flux flow resistivity and vortex viscosity of high-Tc films
3 pages. 4 figures upon request
null
10.1103/PhysRevB.55.5659
null
supr-con cond-mat.supr-con
null
The flux flow regime of high-T$_{\rm c}$ samples of different normal state resistivities is studied in the temperature range where the sign of the Hall effect is reversed. The scaling of the vortex viscosity with normal state resistivity is consistent with the Bardeen-Stephen theory. Estimates of the influence of pos...
[ { "version": "v1", "created": "Fri, 12 Jul 1996 15:29:37 GMT" } ]
2009-10-30T00:00:00
[ [ "Martin", "J. I.", "" ], [ "Velez", "M.", "" ], [ "Guinea", "F.", "" ], [ "Vicent", "J. L.", "" ] ]
supr-con/9607004
Durga P. Choudhury
S. Sridhar, S. Oxx, B.A. Willemsen, H. Srikanth, and D.P. Choudhury (Physics Department, Northeastern University)
Comments on "Vortex Glass and Lattice Melting Transitions in a YNi_2B_2C Single Crystal"
1 page, LaTeX type, 1 PostScript figure, Uses PRABIB.STY file, 600 dpi PS file available at http://sagar.physics.neu.edu/preprints.html To appear in Physical Review Letters
null
10.1103/PhysRevLett.77.2145
null
supr-con cond-mat.supr-con
null
Recently, Mun et.al. (Phys. Rev. Lett., 76, 2790 (1996)) have published their results on single crystal YNi_2B_2C, claiming that their experimental observations can be explained in terms of formation of Vortex Glass and Lattice melting. Our experiments, carried out on samples obtained from the SAME source, reveal a m...
[ { "version": "v1", "created": "Sat, 20 Jul 1996 00:50:25 GMT" } ]
2009-10-30T00:00:00
[ [ "Sridhar", "S.", "", "Physics Department, Northeastern University" ], [ "Oxx", "S.", "", "Physics Department, Northeastern University" ], [ "Willemsen", "B. A.", "", "Physics Department, Northeastern University" ], [ "Srikanth", "H.", "", ...
supr-con/9607005
Franco Nori
C. Reichhardt, J. Groth, C. J. Olson, Stuart Field, Franco Nori
Spatio-temporal dynamics and plastic flow of vortices in superconductors with periodic arrays of pinning sites
null
Phys. Rev. B 54 (1996) 16108-16115
10.1103/PhysRevB.54.16108
null
supr-con cond-mat.mtrl-sci cond-mat.supr-con nlin.PS patt-sol
null
We present simulations of flux-gradient-driven superconducting rigid vortices interacting with square and triangular arrays of columnar pinning sites in an increasing external magnetic field. These simulations allow us to quantitatively relate spatio-temporal microscopic information of the vortex lattice with typical...
[ { "version": "v1", "created": "Wed, 24 Jul 1996 20:52:19 GMT" } ]
2009-10-30T00:00:00
[ [ "Reichhardt", "C.", "" ], [ "Groth", "J.", "" ], [ "Olson", "C. J.", "" ], [ "Field", "Stuart", "" ], [ "Nori", "Franco", "" ] ]
supr-con/9607006
Andreas Schoenenberger
A. Sch\"onenberger, A. Larkin, E. Heeb, V. Geshkenbein, G. Blatter
Strong Pinning and Plastic Deformations of the Vortex Lattice
12 pages, TeX type, Postscript figures
null
10.1103/PhysRevLett.77.4636
null
supr-con cond-mat.supr-con
null
We investigate numerically the dynamically generated plastic deformations of a 3D vortex lattice (VL) driven through a disorder potential with isolated, strong pinning centers (point-like or extended along the field direction). We find that the VL exhibits a very peculiar dynamical behavior in the plastic flow regime...
[ { "version": "v1", "created": "Fri, 26 Jul 1996 14:13:11 GMT" } ]
2009-10-30T00:00:00
[ [ "Schönenberger", "A.", "" ], [ "Larkin", "A.", "" ], [ "Heeb", "E.", "" ], [ "Geshkenbein", "V.", "" ], [ "Blatter", "G.", "" ] ]
supr-con/9607007
Frithjof Anders
F. B. Anders and K. Gloos
Towards a Microscopic Theory for Metallic Heavy-Fermion Point Contacts
3 pages, TeX type, 1 eps figure include, SCES96 Z\"urich
Physica B, 230-232, 437 (1997)
10.1016/S0921-4526(96)00604-7
null
supr-con cond-mat.supr-con
null
The bias-dependent resistance R(V) of NS-junctions is calculated using the Keldysh formalism in all orders of the transfer matrix element. We present a compact and simple formula for the Andreev current, that results from the coupling of electrons and holes on the normal side via the anomalous Green's function on the...
[ { "version": "v1", "created": "Fri, 26 Jul 1996 21:05:38 GMT" } ]
2009-10-30T00:00:00
[ [ "Anders", "F. B.", "" ], [ "Gloos", "K.", "" ] ]
supr-con/9608001
null
Jorge Berger and Jacob Rubinstein (Technion)
Topology and Phase Transitions in the Little-Parks Experiment
Latex, 26 pages, 5 figs upon request
SIAM J Appl Math {\bf 58} (1998) 103--121
null
null
supr-con cond-mat.supr-con quant-ph
null
This is an analytic study of the problem of transitions between normal and superconducting phases for a sample which encloses a magnetic flux. A preliminary study of this problem, based on numerical minimization of the free energy for a particular form of the thickness of the sample, was published in Phys. Rev. Lett....
[ { "version": "v1", "created": "Thu, 8 Aug 1996 04:57:12 GMT" } ]
2008-02-03T00:00:00
[ [ "Berger", "Jorge", "", "Technion" ], [ "Rubinstein", "Jacob", "", "Technion" ] ]
supr-con/9608002
Sean M. Quinlan
P. J. Hirschfeld, S. M. Quinlan, and D. J. Scalapino
c-Axis Infrared Conductivity of a d_{x^2-y^2}-Wave Superconductor with Impurity and Spin-Fluctuation Scattering
18 pages, 8 Postscript figures, REVTeX 3.0 with psfig macros
null
10.1103/PhysRevB.55.12742
null
supr-con cond-mat.supr-con
null
Results of a calculation of the c-axis infrared conductivity sigma_c for a d_{x^2-y^2}-wave superconductor which include both elastic impurity and inelastic spin-fluctuation scattering are presented and compared with the ab-plane conductivity sigma_{ab} in the same model. In this model,the interlayer c-axis coupling ...
[ { "version": "v1", "created": "Fri, 9 Aug 1996 23:44:28 GMT" } ]
2009-10-30T00:00:00
[ [ "Hirschfeld", "P. J.", "" ], [ "Quinlan", "S. M.", "" ], [ "Scalapino", "D. J.", "" ] ]
supr-con/9608003
Oleg Tchernyshyov
A. S. Blaer (1), H. C. Ren (2), and O. Tchernyshyov (1) ((1) Columbia University, (2) Rockefeller University)
Extended bound states and resonances of two fermions on a periodic lattice
21 pages, RevTeX, 4 Postscript figures, arithmetic errors corrected. An abbreviated version (no appendix) appeared in PRB on March 1, 1997
Phys. Rev. B 55, 6035 (1997)
10.1103/PhysRevB.55.6035
CU-TP-771, RU-96-6B
supr-con cond-mat.supr-con
null
The high-$T_c$ cuprates are possible candidates for d-wave superconductivity, with the Cooper pair wave function belonging to a non-trivial irreducible representation of the lattice point group. We argue that this d-wave symmetry is related to a special form of the fermionic kinetic energy and does not require any no...
[ { "version": "v1", "created": "Mon, 12 Aug 1996 16:00:41 GMT" }, { "version": "v2", "created": "Thu, 13 Mar 1997 13:59:10 GMT" } ]
2009-10-30T00:00:00
[ [ "Blaer", "A. S.", "" ], [ "Ren", "H. C.", "" ], [ "Tchernyshyov", "O.", "" ] ]
supr-con/9608004
Georg Bruun
G. M. Bruun, V. N. Nicopoulos, N. F. Johnson
Ginzburg-Landau-Gor'kov Theory of Magnetic oscillations in a type-II 2-dimensional Superconductor
39 pages, 8 figures. This is a replacement of supr-con/9608004. Several sections changed or added, including a section on the effect of spin and the effect of a conserved number of particles. To be published in Phys. Rev. B
PHYS REV B 56: (2) 809-825 JUL 1 1997
10.1103/PhysRevB.56.809
null
supr-con cond-mat.supr-con
null
We investigate de Haas-van Alphen (dHvA) oscillations in the mixed state of a type-II two-dimensional superconductor within a self-consistent Gor'kov perturbation scheme. Assuming that the order parameter forms a vortex lattice we can calculate the expansion coefficients exactly to any order. We have tested the resul...
[ { "version": "v1", "created": "Wed, 14 Aug 1996 16:35:44 GMT" }, { "version": "v2", "created": "Mon, 19 Aug 1996 14:07:39 GMT" }, { "version": "v3", "created": "Fri, 11 Apr 1997 22:08:12 GMT" } ]
2016-09-08T00:00:00
[ [ "Bruun", "G. M.", "" ], [ "Nicopoulos", "V. N.", "" ], [ "Johnson", "N. F.", "" ] ]
supr-con/9608005
Robert B. Laughlin
R. B. Laughlin (Stanford)
Evidence for Quasiparticle Decay in Photoemission from Underdoped Cuprates
4 pages of ReVTeX, 3 eps figures
Phys. Rev. Lett. 79, 1726 (1997)
10.1103/PhysRevLett.79.1726
p01jul96
supr-con cond-mat.supr-con
null
I argue that the ``gap'' recently observed at the Brillouin zone face of cuprate superconductors in photoemission by Marshall et al [Phys. Rev. Lett. 76, 4841 (1996)] and Ding et al [Nature 382, 54 (1996)] is evidence for the decay of the injected hole into a spinon-holon pair.
[ { "version": "v1", "created": "Thu, 15 Aug 1996 01:08:36 GMT" }, { "version": "v2", "created": "Sun, 8 Feb 1998 19:42:41 GMT" }, { "version": "v3", "created": "Tue, 17 Feb 1998 17:28:22 GMT" } ]
2009-10-30T00:00:00
[ [ "Laughlin", "R. B.", "", "Stanford" ] ]
supr-con/9608006
Bozidar Mitrovic
B. Mitrovic and M. Castle (Brock University, Canada)
Strong coupling theory of the interlayer tunneling model for high temperature superconductors
23 pages, 7 Postscript figures, REVTeX 3.0 with epsf macros
null
10.1088/0953-8984/9/42/015
null
supr-con cond-mat.supr-con
null
The interlayer pair tunneling model of Anderson et al. is generalized to include the strong coupling effects associated with in-plane interactions. The equations for the superconducting transition temperature T_{c} are solved numerically for several models of electron-optical phonon coupling. The nonmagnetic in-plane...
[ { "version": "v1", "created": "Thu, 15 Aug 1996 17:16:38 GMT" } ]
2009-10-30T00:00:00
[ [ "Mitrovic", "B.", "", "Brock University, Canada" ], [ "Castle", "M.", "", "Brock University, Canada" ] ]
supr-con/9608007
null
Francesca Federici, Andrei A. Varlamov
The Fluctuation Induced Pseudogap in the Infrared Optical Conductivity of High Temperature Superconductors
8 pages, 4 eps figures, Submitted to Phys. Rev. B
null
10.1103/PhysRevB.55.6070
null
supr-con cond-mat.supr-con
null
We study the effect of fluctuations on the {\bf ac} conductivity of a layered superconductor both for $c$-axis and $ab$-plane electromagnetic wave polarizations. The fluctuation contributions of different physical nature and signs (paraconductivity, Maki-Thompson anomalous contribution, one-electron density of states...
[ { "version": "v1", "created": "Fri, 23 Aug 1996 09:39:49 GMT" }, { "version": "v2", "created": "Wed, 28 Aug 1996 11:54:46 GMT" } ]
2009-10-30T00:00:00
[ [ "Federici", "Francesca", "" ], [ "Varlamov", "Andrei A.", "" ] ]
supr-con/9608008
Ruslan Prozorov
R. Prozorov, M. Konczykowski, B. Schmidt, Y. Yeshurun, A. Shaulov, C. Villard, G. Koren
On the origin of the irreversibility line in thin YBaCuO7 films with and without columnar defects
19 pages, LaTex, 6 PostScript figures; Author's Homepage: http://www.biu.ac.il:80/~prozorr
null
10.1103/PhysRevB.54.15530
null
supr-con cond-mat.supr-con
null
We report on measurements of the angular dependence of the irreversibility temperature $T_{irr}(\theta) $ in $YBa_2Cu_3O_{7-\delta }$ thin films, defined by the onset of a third harmonic signal and measured by a miniature Hall probe. From the functional form of $T_{irr}(\theta)$ we conclude that the origin of the irr...
[ { "version": "v1", "created": "Mon, 26 Aug 1996 15:08:35 GMT" } ]
2009-10-30T00:00:00
[ [ "Prozorov", "R.", "" ], [ "Konczykowski", "M.", "" ], [ "Schmidt", "B.", "" ], [ "Yeshurun", "Y.", "" ], [ "Shaulov", "A.", "" ], [ "Villard", "C.", "" ], [ "Koren", "G.", "" ] ]
supr-con/9609001
Durga P. Choudhury
Durga P. Choudhury, Balam A. Willemsen, John S. Derov and S. Sridhar (Physics Department, Northeastern University and Rome Laboratory, Hanscom AFB.)
Nonlinear Response of HTSC Thin Film Microwave Resonators in an Applied DC Magnetic Field
4 pages, LaTeX type, Uses IEEE style files, 600 dpi PostScript file with color figures available at http://sagar.physics.neu.edu/preprints.html Submitted to IEEE Transactions on Applied Superconductivity
null
10.1109/77.620744
null
supr-con cond-mat.supr-con
null
The non-linear microwave surface impedance of patterned YBCO thin films, was measured using a suspended line resonator in the presence of a perpendicular DC magnetic field of magnitude comparable to that of the microwave field. Signature of the virgin state was found to be absent even for relatively low microwave pow...
[ { "version": "v1", "created": "Sat, 31 Aug 1996 17:34:38 GMT" } ]
2016-11-18T00:00:00
[ [ "Choudhury", "Durga P.", "", "Physics Department, Northeastern University and Rome Laboratory, Hanscom\n AFB." ], [ "Willemsen", "Balam A.", "", "Physics Department, Northeastern University and Rome Laboratory, Hanscom\n AFB." ], [ "Derov", "John S.", "", ...
supr-con/9609002
Durga P. Choudhury
Balam A. Willemsen, J. S. Derov and S.Sridhar (Physics Department, Northeastern University and Rome Laboratory, Hanscom AFB)
Critical State Flux Penetration and Linear Microwave Vortex Response in YBa_2Cu_3O_{7-x} Films
20 pages, LaTeX type, Uses REVTeX style files, Submitted to Physical Review B, 600 dpi PostScript file with high resolution figures available at http://sagar.physics.neu.edu/preprints.html
null
10.1103/PhysRevB.56.11989
null
supr-con cond-mat.supr-con
null
The vortex contribution to the dc field (H) dependent microwave surface impedance Z_s = R_s+iX_s of YBa_2Cu_3O_{7-x} thin films was measured using suspended patterned resonators. Z_s(H) is shown to be a direct measure of the flux density B(H) enabling a very precise test of models of flux penetration. Three regimes o...
[ { "version": "v1", "created": "Tue, 3 Sep 1996 14:08:26 GMT" } ]
2009-10-30T00:00:00
[ [ "Willemsen", "Balam A.", "", "Physics Department,\n Northeastern University and Rome Laboratory, Hanscom AFB" ], [ "Derov", "J. S.", "", "Physics Department,\n Northeastern University and Rome Laboratory, Hanscom AFB" ], [ "Sridhar", "S.", "", "Physics Dep...
supr-con/9609003
Hasegawa Yasumasa
Yasumasa Hasegawa (Himeji Institute of Technology)
Density of States and NMR Relaxation Rate in Anisotropic Superconductivity with Intersecting Line Nodes
7 pages, 4 PostScript Figures, LaTeX, to appear in J. Phys. Soc. Jpn
null
10.1143/JPSJ.65.3131
null
supr-con cond-mat.supr-con
null
We show that the density of states in an anisotropic superconductor with intersecting line nodes in the gap function is proportional to $E log (\alpha \Delta_0 /E)$ for $|E| << \Delta_0$, where $\Delta_0$ is the maximum value of the gap function and $\alpha$ is constant, while it is proportional to $E$ if the line no...
[ { "version": "v1", "created": "Wed, 18 Sep 1996 07:57:29 GMT" } ]
2009-10-30T00:00:00
[ [ "Hasegawa", "Yasumasa", "", "Himeji Institute of Technology" ] ]
supr-con/9609004
Masanori Ichioka
Naoki Enomoto, Masanori Ichioka and Kazushige Machida (Okayama Univ.)
Ginzburg Landau theory for d-wave pairing and fourfold symmetric vortex core structure
12 pages including 8 eps figs, LaTeX with jpsj.sty & epsfig
J. Phys. Soc. Jpn. 66, 204 (1997).
10.1143/JPSJ.66.204
null
supr-con cond-mat.supr-con
null
The Ginzburg Landau theory for d_{x^2-y^2}-wave superconductors is constructed, by starting from the Gor'kov equation with including correction terms up to the next order of ln(T_c/T). Some of the non-local correction terms are found to break the cylindrical symmetry and lead to the fourfold symmetric core structure,...
[ { "version": "v1", "created": "Wed, 25 Sep 1996 14:17:09 GMT" } ]
2009-10-30T00:00:00
[ [ "Enomoto", "Naoki", "", "Okayama Univ." ], [ "Ichioka", "Masanori", "", "Okayama Univ." ], [ "Machida", "Kazushige", "", "Okayama Univ." ] ]