id large_stringlengths 9 16 | title large_stringlengths 1 382 | abstract large_stringlengths 3 6.09k | publish_date date32 | update_date date32 | categories large listlengths 1 13 | authors large_stringlengths 3 62.8k |
|---|---|---|---|---|---|---|
cond-mat/9505156 | STRUCTURING THE SET OF INCOMPRESSIBLE QUANTUM HALL FLUIDS | A classification of incompressible quantum Hall fluids in terms of integral
lattices and arithmetical invariants thereof is proposed. This classification
enables us to characterize the plateau values of the Hall conductivity $\sH$ in
the interval $\,(0,1]\,$ (in units where $\,e^2/h=1$) corresponding to
``stable'' inco... | 1995-05-31 | 2016-08-31 | [
"cond-mat",
"hep-th"
] | J. Froehlich, T. Kerler, U.M. Studer, and E. Thiran |
cond-mat/9505149 | On the dynamics of a spherical spin-glass | We carry out an analysis of the effect of a quenched magnetic field on the
dynamics of the spherical Sherrington-Kirkpatrick spin-glass model. We show
that there is a characteristic time introduced by the presence of the field.
Firstly, for times sufficiently small the dynamic scenario of the zero field
case - with agi... | 1995-05-30 | 2009-10-28 | [
"cond-mat"
] | L.F. Cugliandolo and D.S. Dean |
cond-mat/9505151 | Hohenberg-Kohn theorem is valid | In a recent PRL, Gonze et al claim that the density functional theory in
Hohenberg-Kohn formulation is not valid for crystalline solids in a homogenious
electric field. They introduce another theory, density-and-polarization
functional theory, which has to substitute the DFT in the calculations of the
long-wave dielect... | 1995-05-30 | 2007-05-23 | [
"cond-mat",
"mtrl-th"
] | I.I. Mazin and R.E. Cohen |
cond-mat/9505148 | Crossover Phase Diagram of 2D Heisenberg Ferro- and Antiferromagnets | We propose a single crossover phase diagram applicable to 2D collinear
Heisenberg antiferromagnets (AFMs) and ferromagnets (FMs), and show that the
scaling regimes of AFMs and FMs are in one-to-one correspondence. The phase
diagram is split into classical and quantum regions. Our two key results are:
(i) in the classic... | 1995-05-30 | 2008-02-03 | [
"cond-mat"
] | Alexander Sokol, Norbert Elstner, and Rajiv R.P. Singh |
cond-mat/9505150 | Orientational Ordering in Spatially Disordered Dipolar Systems | This letter addresses basic questions concerning ferroelectric order in
positionally disordered dipolar materials. Three models distinguished by dipole
vectors which have one, two or three components are studied by computer
simulation. Randomly frozen and dynamically disordered media are considered. It
is shown that fe... | 1995-05-30 | 2009-10-28 | [
"cond-mat"
] | G. Ayton, M.J.P. Gingras, and G.N. Patey |
cond-mat/9505145 | Hole dynamics in generalized spin backgrounds in infinite dimensions | We calculate the dynamical behaviour of a hole in various spin backgrounds in
infinite dimensions, where it can be determined exactly. We consider hypercubic
lattices with two different types of spin backgrounds. On one hand we study an
ensemble of spin configurations with an arbitrary spin probability on each
sublatti... | 1995-05-29 | 2009-10-28 | [
"cond-mat"
] | K. A. Hallberg, E. Mueller-Hartmann and C. A. Balseiro |
cond-mat/9505147 | Correlated-Electron Theory of Strongly Anisotropic Metamagnets | We present the first correlated-electron theory of metamagnetism in strongly
anisotropic antiferromagnets. Quantum-Monte-Carlo techniques are used to
calculate the field vs. temperature phase diagram of the infinite-dimensional
Hubbard model with easy axis. A metamagnetic transition scenario with 1.~order
and 2.~order ... | 1995-05-29 | 2015-06-25 | [
"cond-mat"
] | K. Held, M. Ulmke and D. Vollhardt |
cond-mat/9505144 | Decimation in more then one dimension | We develop a formalism for performing real space renormalization group
transformations of the "decimation type" using perturbation theory. The type of
transformations beyond $d=1$ is nontrivial even for free theories. We check the
formalism on solvable case of $O(N)$ symmetric Heisenberg chain.
The transformation is ... | 1995-05-29 | 2016-08-31 | [
"cond-mat"
] | V. Kushnir and B. Rosenstein |
cond-mat/9505146 | On the Hubbard Model in the Limit of Vanishing Interaction | We address the question how a correspondence between the particle like
excitations in the one dimensional Hubbard model (i.e. ``holons'' and
``spinons'') and the free fermionic picture can be established in the limit of
vanishing interaction by studying the finite size spectrum in the framework of
the Bethe Ansatz. Spe... | 1995-05-29 | 2009-10-28 | [
"cond-mat"
] | H. Frahm and M. P. Pfannm\"uller |
cond-mat/9505140 | Renormalization group study of interacting electrons | The renormalization-group (RG) approach proposed earlier by Shankar for
interacting spinless fermions at $T=0$ is extended to the case of non-zero
temperature and spin. We study a model with $SU(N)$-invariant short-range
effective interaction and rotationally invariant Fermi surface in two and three
dimensions. We show... | 1995-05-26 | 2009-10-28 | [
"cond-mat"
] | G. Chitov and D. Senechal |
cond-mat/9505141 | Two-Species Annihilation with Drift: A Model with Continuous
Concentration-Decay Exponents | We propose a model for diffusion-limited annihilation of two species, $A+B\to
A$ or $B$, where the motion of the particles is subject to a drift. For equal
initial concentrations of the two species, the density follows a power-law
decay for large times. However, the decay exponent varies continuously as a
function of t... | 1995-05-26 | 2010-10-12 | [
"cond-mat"
] | Daniel ben-Avraham, Vladimir Privman, and Dexin Zhong |
cond-mat/9505130 | Dynamical Properties of a Growing Surface on a Random Substrate | The dynamics of the discrete Gaussian model for the surface of a crystal
deposited on a disordered substrate is investigated by Monte Carlo simulations.
The mobility of the growing surface was studied as a function of a small
driving force $F$ and temperature $T$. A continuous transition is found from
high-temperature ... | 1995-05-26 | 2009-10-28 | [
"cond-mat"
] | D. Cule |
cond-mat/9505138 | Continuum Model for River Networks | The effects of erosion, avalanching and random precipitation are captured in
a simple stochastic partial differential equation for modelling the evolution
of river networks. Our model leads to a self-organized structured landscape and
to abstraction and piracy of the smaller tributaries as the evolution proceeds.
An al... | 1995-05-26 | 2009-10-28 | [
"cond-mat"
] | Achille Giacometti, Amos Maritan and Jayanth R. Banavar |
cond-mat/9505129 | Specific Heat of YBa$_2$Cu$_3$O$_{7 - {\rm \delta}}$ Single Crystals:
Implications for the Vortex Structure | The anisotropy of the magnetic field dependence of the specific heat of
YBa$_2$Cu$_3$O$_{7 - {\rm \delta}}$ can be used to identify different
low-energy excitations, which include phonons, spin-$ \frac{1}{2}$ particles,
and electronic contributions. With a magnetic field H applied perpendicular to
the copper oxide plan... | 1995-05-26 | 2009-10-28 | [
"cond-mat"
] | Kathryn A. Moler, David J. Baar, Ruixing Liang, Walter N. Hardy, and
Aharon Kapitulnik |
cond-mat/9505131 | Static and dynamical properties of a magnetic impurity in a strongly
correlated electronic system | Using numerical techniques we study the zero temperature properties of a
substitutional magnetic impurity in a one-dimensional correlated system
described by the Hubbard model with repulsive interaction $U$. We find that,
while the static spin correlation maintains a $2k_F$ periodicity, the charge
correlations show Fri... | 1995-05-26 | 2009-10-28 | [
"cond-mat"
] | K. A. Hallberg and C. A. Balseiro |
cond-mat/9505132 | Numerical renormalization group study of the correlation functions of
the antiferromagnetic spin-$\frac{1}{2}$ Heisenberg chain | We use the density-matrix renormalization group technique developed by White
\cite{white} to calculate the spin correlation functions
$<{S}_{n+l}^z{S}_n^z>=(-1)^l \omega(l,N)$ for isotropic Heisenberg rings up to
$N=70$ sites. The correlation functions for large $l$ and $N$ are found to obey
the scaling relation $\omeg... | 1995-05-26 | 2009-10-28 | [
"cond-mat"
] | K. A. Hallberg, P. Horsch and G. Martinez |
cond-mat/9505136 | Stochastic resonance in a system of ferromagnetic particles | We show that a dispersion of monodomain ferromagnetic particles in a solid
phase exhibits stochastic resonance when a driven linearly polarized magnetic
field is applied. By using an adiabatic approach, we calculate the power
spectrum, the distribution of residence times and the mean first passage time.
The behavior of... | 1995-05-26 | 2009-10-28 | [
"cond-mat"
] | A. Perez-Madrid and J. M. Rubi |
cond-mat/9505143 | A Spin Model for Investigating Chirality | Spin chirality has generated great interest recently both from possible
applications to flux phases and intrinsically, as an example of a several-site
magnetic order parameter that can be long-ranged even where simpler order
parameters are not. Previous work (motivated by the flux phases) has focused on
antiferromagnet... | 1995-05-26 | 2009-10-28 | [
"cond-mat"
] | D. A. Rabson and S. A. Trugman (Los Alamos National Laboratory) |
cond-mat/9505135 | Diffusion Limited Growth in Systems with Continuous Symmetry | To study the effect of slow heat conduction during phase separation, we
discuss the relaxation properties of an $O(N)$ symmetric model with Phase field
type dynamics, where a non conserved order parameter field couples bilinearly
to a diffusive field. In the limit $N\to\infty$ we obtain an exact solution.
The analysis ... | 1995-05-26 | 2009-10-28 | [
"cond-mat",
"nlin.PS",
"patt-sol"
] | U. Marini Bettolo Marconi and A. Crisanti |
cond-mat/9505139 | Resurrection of the Melting Line in the Bose Glass Superconductor | I argue that in contrast to $B<B_\phi$, where the Vortex Liquid (VL) freezes
into the Strongly-pinned Bose Glass phase (SBG), with flux-line vortices
localized by the columnar defects, for $B>B_\phi$, the additional vortices see
a significantly weaker random $z$-independent potential due to the caging by
the vortices s... | 1995-05-26 | 2009-10-28 | [
"cond-mat"
] | Leo Radzihovsky |
cond-mat/9505137 | Brownian motion in the presence of a temperature gradient | By considering an ensemble of Brownian particles suspended in a heat bath as
a thermodynamic system with an internal degree of freedom it is possible to
obtain the Fokker-Planck equation for Brownian motion in a temperature
gradient, by applying the scheme of non-equilibrium thermodynamics. We recover
explicitely the e... | 1995-05-26 | 2007-05-23 | [
"cond-mat"
] | A. Perez-Madrid, J. M. Rubi and P. Mazur |
cond-mat/9505134 | Edge and Bulk of the Fractional Quantum Hall Liquids | An effective Chern-Simons theory for the Abelian quantum Hall states with
edges is proposed to study the edge and bulk properties in a unified fashion.
We impose a condition that the currents do not flow outside the sample. With
this boundary condition, the action remains gauge invariant and the edge modes
are naturall... | 1995-05-26 | 2009-10-28 | [
"cond-mat"
] | Naoto Nagaosa and Mahito Kohmoto |
cond-mat/9505142 | Mixed-State Quasiparticle Spectrum for d-wave Superconductors | Controversy concerning the pairing symmetry of high-$T_c$ materials has
motivated an interest in those measurable properties of superconductors for
which qualitative differences exist between the s-wave and d-wave cases. We
report on a comparison between the microscopic electronic properties of d-wave
and s-wave superc... | 1995-05-26 | 2009-10-28 | [
"cond-mat"
] | Yong Wang and A. H. MacDonald |
cond-mat/9505133 | Metallic and insulating states in two-dimensional C60-polymers | Variations in the band structures of the two-dimensional C60-polymers are
studied, when pi-conjugation conditions are changed. We investigate the
rectangular and triangular polymers, in order to discuss metal-insulator
transitions, using a semiempirical model with the Su-Schrieffer-Heeger type
electron-phonon interacti... | 1995-05-26 | 2007-05-23 | [
"cond-mat",
"chem-ph",
"mtrl-th"
] | Kikuo Harigaya |
cond-mat/9505123 | Mean-field theory of the spin-Peierls systems: Application to CuGeO3 | A mean-field theory of the spin Peierls systems based on the two dimensional
dimerized Heisenberg model is proposed by introducing an alternating bond order
parameter. Improvements with respect to previous mean-field results are found
in the one-dimensional limit for the ground state and the gap energies. In two
dimens... | 1995-05-25 | 2009-10-28 | [
"cond-mat"
] | Mohamed Azzouz and Claude bourbonnais |
cond-mat/9505128 | Renormalization group approach to the critical behavior of the forest
fire model | We introduce a Renormalization scheme for the one and two dimensional
Forest-Fire models in order to characterize the nature of the critical state
and its scale invariant dynamics. We show the existence of a relevant scaling
field associated with a repulsive fixed point. This model is therefore critical
in the usual se... | 1995-05-25 | 2009-10-28 | [
"cond-mat"
] | V. Loreto, L. Pietronero, A. Vespignani and S. Zapperi |
cond-mat/9505126 | Low-Magnetic Field Critical Behavior in Strongly Type-II Superconductors | A new description is proposed for the low-field critical behavior of type-II
superconductors. The starting point is the Ginzburg-Landau theory in presence
of an external magnetic field H. A set of fictitious vortex variables and a
singular gauge transformation are used to rewrite a finite H Ginzburg-Landau
functional i... | 1995-05-25 | 2009-10-28 | [
"cond-mat"
] | Zlatko Tesanovic (Johns Hopkins University) |
cond-mat/9505125 | How general is Legett's conjecture for a mesoscopic ring? | It has been shown[19] that in a loop of length u to which a single stub of
length v is attached (fig. 1 in ref. 19), the parity effect is completely
destroyed when v/u$>2$. It was also shown that such minute topological defects
(v/u$<<1$) act as singular perturbations. However ref. 19 studies the effect of
a single top... | 1995-05-25 | 2007-05-23 | [
"cond-mat"
] | P. Singha Deo |
cond-mat/9505118 | Testing Mode-Coupling Theory for a Supercooled Binary Lennard-Jones
Mixture II: Intermediate Scattering Function and Dynamic Susceptibility | We have performed a molecular dynamics computer simulation of a supercooled
binary Lennard-Jones system in order to compare the dynamical behavior of this
system with the predictions of the idealized version of mode-coupling theory
(MCT). By scaling the time $t$ by the temperature dependent $\alpha$-relaxation
time $\t... | 1995-05-25 | 2009-10-28 | [
"cond-mat"
] | Walter Kob and Hans C. Andersen |
cond-mat/9505119 | Non-perturbative approach to correlations in two-dimensional vortex
liquids | We calculate the renormalized quartic vertex function of the Ginzburg-Landau
model for a superconducting film in a magnetic field by summing an infinite
subset of diagrams, the so-called parquet graphs. Using this non-perturbative
solution, we obtain the structure factor of the two-dimensional vortex liquid.
We find gr... | 1995-05-25 | 2009-10-28 | [
"cond-mat"
] | Joonhyun Yeo and M.A.Moore |
cond-mat/9505127 | Conformal Field Theories Near a Boundary in General Dimensions | The implications of restricted conformal invariance under conformal
transformations preserving a plane boundary are discussed for general
dimensions $d$. Calculations of the universal function of a conformal invariant
$\xi$ which appears in the two point function of scalar operators in
conformally invariant theories wi... | 1995-05-25 | 2009-10-28 | [
"cond-mat",
"hep-th"
] | D.M. McAvity and H. Osborn |
cond-mat/9505116 | Pattern Formation in Laplacian Growth: Theory | A first-principles statistical theory is constructed for the evolution of two
dimensional interfaces in Laplacian fields. The aim is to predict the pattern
that the growth evolves into, whether it becomes fractal and if so the
characteristics of the fractal pattern. Using a time dependent map the growing
region is conf... | 1995-05-25 | 2008-02-03 | [
"cond-mat",
"nlin.PS",
"patt-sol"
] | Raphael Blumenfeld (Center for Nonlinear Studies and Theoretical
Division, Los Alamos National Laboratory,
http://cnls-www.lanl.gov/homepages/rafi/rafindex.html) |
cond-mat/9505122 | Wulff Construction for Deformable Media | A domain in a Langmuir monolayer can be expected to have a shape that
reflects the textural anisotropy of the material it contains. This paper
explores the consequences of XY-like ordering. It is found that an extension of
the Wulff construction allows for the calculation of two-dimensional domain
shapes when each segm... | 1995-05-25 | 2007-05-23 | [
"cond-mat"
] | Joseph Rudnick and Robijn Bruinsma (Department of Physics, UCLA) |
cond-mat/9505120 | Extended states and dynamical localization in the random-dimer model | We study quantum diffusion of wavepackets in one-dimensional random binary
subject to an applied electric field. We consider three different cases:
Periodic, random, and random dimer (paired) lattices. We analyze the spatial
extent of electronic wavepackets by means of the time-dependent inverse
participatio ratio. We ... | 1995-05-25 | 2007-05-23 | [
"cond-mat"
] | F. Dominguez-Adame (Universidad Complutense de Madrid) A Sanchez and E
Diez (Universidad Carlos III de Madrid) |
cond-mat/9505121 | Rotons and Quantum Evaporation from Superfluid 4He | The probability of evaporation induced by $R^+$ and $R^-$ rotons at the
surface of superfluid helium is calculated using time dependent density
functional theory. We consider excitation energies and incident angles such
that phonons do not take part in the scattering process. We predict sizable
evaporation rates, which... | 1995-05-25 | 2009-10-28 | [
"cond-mat"
] | F. Dalfovo, A. Fracchetti, A. Lastri, L. Pitaevski, and S. Stringari |
cond-mat/9505117 | Temperature Dependence of the Conductivity in (La,Sr)MnO$_3$ | Using the Kondo lattice model with classical spins in infinite dimension,
conductivity in the perovskite-type $3d$ transition-metal oxide (La,Sr)MnO$_3$
is theoretically studied. Green's functions as well as spontaneous
magnetization are obtained exactly on the Bethe lattice as a function of
temperature. Conductivity i... | 1995-05-25 | 2009-10-28 | [
"cond-mat"
] | Nobuo Furukawa (ISSP, Univ. Tokyo) |
cond-mat/9505124 | Vanishing spectral weight in a one-hole-doped antiferromagnet: A
rigorous result | By explicitly tracking the Marshall sign, a phase string induced by hopping
is revealed in the one-hole-doped $t-J$ model. It is rigorously shown that such
a phase string cannot be eliminated through low-lying spin excitations, and it
either causes the spectral weight $Z=0$, or leads to the localization of the
doped ho... | 1995-05-25 | 2007-05-23 | [
"cond-mat"
] | Z. Y. Weng, C. Y. Chen, and D. N. Sheng |
cond-mat/9505114 | Pair correlation functions in one-dimensional correlated-hopping models | We investigate ground-state properties of two correlated-hopping electron
models, the Hirsch and the Bariev model. Both models are of recent interest in
the context of hole superconductivity. Applying the Lanczos technique to small
clusters, we numerically determine the binding energy, the spin gaps,
correlation functi... | 1995-05-24 | 2009-10-28 | [
"cond-mat"
] | M. Quaisser, A. Schadschneider, J. Zittartz |
cond-mat/9505112 | Large times off-equilibrium dynamics of a particle in a random potential | We study the off-equilibrium dynamics of a particle in a general
$N$-dimensional random potential when $N \to \infty$. We demonstrate the
existence of two asymptotic time regimes: {\it i.} stationary dynamics, {\it
ii.} slow aging dynamics with violation of equilibrium theorems. We derive the
equations obeyed by the sl... | 1995-05-24 | 2009-10-28 | [
"cond-mat"
] | Leticia F. Cugliandolo and Pierre Le Doussal |
cond-mat/9505111 | Radial Fredholm perturbation in the two-dimensional Ising model and
gap-exponent relation | We consider concentric circular defects in the two-dimensional Ising model,
which are distributed according to a generalized Fredholm sequence, i. e. at
exponentially increasing radii. This type of aperiodicity does not change the
bulk critical behaviour but introduces a marginal extended perturbation. The
critical exp... | 1995-05-24 | 2016-08-15 | [
"cond-mat"
] | Dragi Karevski, Lo\"ic Turban and Ferenc Igl\'oi |
cond-mat/9505115 | DYNAMICAL SOLUTION OF A MODEL WITHOUT ENERGY BARRIERS | In this note we study the dynamics of a model recently introduced by one of
us, that displays glassy phenomena in absence of energy barriers. Using an
adiabatic hypothesis we derive an equation for the evolution of the energy as a
function of time that describes extremely well the glassy behaviour observed in
Monte Car... | 1995-05-24 | 2009-10-28 | [
"cond-mat"
] | S. Franz and F. Ritort |
cond-mat/9505113 | Knizhnik-Zamolodchikov equation and extended symmetry for stable Hall
states | We describe a $n$ component abelian Hall fluid as a system of {\it composite
bosons} moving in an average null field given by the external magnetic field
and by the statistical flux tubes located at the position of the particles. The
collective vacuum state, in which the bosons condense, is characterized by a
Knizhnik-... | 1995-05-24 | 2012-09-27 | [
"cond-mat"
] | A. De Martino and R. Musto |
cond-mat/9505108 | Enhancement of the magnetic moment of the electron due to a topological
defect | In the framework of the theory of defects/three-dimensional gravitation, it
is obtained a positive correction to the magnetic moment of the electron bound
to a disclination in a dielectric solid. | 1995-05-23 | 2015-06-25 | [
"cond-mat"
] | Fernando Moraes (Institute for Advanced Study, Princeton) |
cond-mat/9505107 | Growth Equation with Conservation Law | A growth equation with a generalized conservation law characterized by an
integral kernel is introduced. The equation contains the Kardar-Parisi-Zhang,
Sun-Guo-Grant, and Molecular-Beam Epitaxy growth equations as special cases and
allows for a unified investigation of growth equations. From a dynamic
renormalization-g... | 1995-05-23 | 2007-05-23 | [
"cond-mat"
] | Kent Baekgaard Lauritsen |
cond-mat/9505102 | The phase-dependent linear conductance of a superconducting quantum
point contact | The exact expression for the phase-dependent linear conductance of a weakly
damped superconducting quantum point contact is obtained. The calculation is
performed by summing up the complete perturbative series in the coupling
between the electrodes. The failure of any finite order perturbative expansion
in the limit of... | 1995-05-23 | 2016-08-15 | [
"cond-mat"
] | A. Levy Yeyati, A. Mart\'in-Rodero and J. C. Cuevas |
cond-mat/9505109 | DIVERGENCE OF THE LOCALIZATION LENGTH IN QUANTUM HALL SYSTEMS | The localization properties of a two-dimensional disordered electron gas in a
strong external magnetic field are studied. The impurities are considered to be
located on a square lattice with random amplitudes. The concentration of these
impurities is low, i.e., the average distance between the impurities exceeds
the ma... | 1995-05-23 | 2007-05-23 | [
"cond-mat"
] | Michael HILKE |
cond-mat/9505103 | Vortex dynamics in disordered type-II superconductors | A field theoretical method is developed which permits us to study the
dynamics of vortices in disordered environments. In particular, we obtain a
self-consistent system of equations for disorder averaged quantities. Making
use of a Hartree-type approximation, we calculate the current-voltage (I-V)
characteristics in th... | 1995-05-23 | 2009-10-28 | [
"cond-mat"
] | J. M\"ullers and A. Schmid |
cond-mat/9505101 | Universal Spin-Induced Magnetoresistance in the Variable-Range Hopping
Regime | The magnetoresistance in the variable-range hopping regime due to Zeeman
spin-splitting and intra-impurity interactions is calculated analytically and
shown to be a universal function of $\mu H / kT \log R$. Good agreement with
numerical calculations in one and two dimensions is observed. With the
inclusion of quantum ... | 1995-05-23 | 2009-10-28 | [
"cond-mat"
] | Yigal Meir (Physics Department, Ben Gurion University, ISRAEL) |
cond-mat/9505104 | Square-lattice Heisenberg antiferromagnet with two kinds of
nearest-neighbor regular bonds | We study the zero-temperature phase diagram of a square-lattice $S=1/2$
Heisenberg antiferromagnet with two types of regularly distributed
nearest-neighbor exchange constants, $J_1>0$ (antiferromagnetic) and $-\infty <
J_2 < \infty $, using spin-wave series based on appropriate mean-field
Hamiltonian and exact-diagonal... | 1995-05-23 | 2009-10-28 | [
"cond-mat"
] | N. B. Ivanov, S. E. Kr\"uger and J. Richter |
cond-mat/9505105 | Gauge Theory for a Doped Antiferromagnet in a Rotating Reference-Frame | We study a doped antiferromagnet (AF) using a rotating reference-frame.
Whereas in the laboratory reference-frame with a globally fixed
spin-quantization axis (SQA) the long-wavelength, low-energy physics is given
by the O(3) non-linear $\sigma$-model with current-current interactions between
the fermionic degrees of f... | 1995-05-23 | 2015-06-25 | [
"cond-mat"
] | C. K\"ubert, A. Muramatsu |
cond-mat/9505106 | Novel Phases of Planar Fermionic Systems | We discuss a {\em family} of planar (two-dimensional) systems with the
following phase strucure: a Fermi liquid, which goes by a second order
transition (with non classical exponent even in mean-field) to an intermediate,
inhomogeneous state (with nonstandard ordering momentum) , which in turn goes
by a first order tra... | 1995-05-23 | 2016-08-31 | [
"cond-mat",
"mtrl-th",
"supr-con"
] | Ganpathy Murthy and R.Shankar |
cond-mat/9505100 | Kondo Effect in a Luttinger Liquid: Exact Results from Conformal Field
Theory | We report on exact results for the low-temperature thermodynamics of a
spin-$\frac{1}{2}$ magnetic impurity coupled to a one-dimensional interacting
electron system. By using boundary conformal field theory, we show that there
are only two types of critical behaviors consistent with the symmetries of the
problem: {\em ... | 1995-05-23 | 2009-10-28 | [
"cond-mat"
] | Per Frojdh (Univ of Wash, Seattle), and Henrik Johannesson (Chalmers
Univ of Technology and Goteborg Univ, Sweden) |
cond-mat/9505099 | Broken rotation symmetry in the fractional quantum Hall system | We demonstrate that the two-dimensonal electron system in a strong
perpendicular magnetic field has stable states which break rotational but not
translational symmetry. The Laughlin fluid becomes unstable to these states in
quantum wells whose thickness exceeds a critical value which depends on the
electron density. Th... | 1995-05-22 | 2009-10-28 | [
"cond-mat"
] | K. Musaelian and Robert Joynt |
cond-mat/9505095 | Random Bonds and Topological Stability in Gapped Quantum Spin Chains | We study the effects of random bonds on spin chains that have an excitation
gap in the absence of randomness. The dimerized spin-1/2 chain is our principal
example. Using an asymptotically exact real space decimation renormalization
group procedure, we find that dimerization is a relevant perturbation at the
random sin... | 1995-05-22 | 2009-10-28 | [
"cond-mat"
] | R. A. Hyman, Kun Yang, R. N. Bhatt and S. M. Girvin |
cond-mat/9505094 | Existence of long-range order in the steady state of a two dimensional,
two-temperature XY model | Monte Carlo simulations are used to show that the steady state of the d=2,
two-temperature, diffusive XY model displays a continuous phase transition from
a homogeneous disordered phase to a phase with long-range order. The long-range
order exists although both the dynamics and the interactions are local, thus
indicati... | 1995-05-22 | 2009-10-28 | [
"cond-mat",
"mtrl-th"
] | Kevin E. Bassler (VPI&SU) and Zoltan Racz (Eotvos U.) |
cond-mat/9505096 | AC JOSEPHSON EFFECT IN A SINGLE QUANTUM CHANNEL | We have calculated all the components of the current in a short
one-dimensional channel between two superconductors for arbitrary voltages and
transparencies $D$ of the channel. We demonstrate that in the ballistic limit
($D\simeq 1$), the crossover between the quasistationary evolution of the
Josephson phase differenc... | 1995-05-22 | 2009-10-28 | [
"cond-mat"
] | D. AVERIN, A. BARDAS (SUNY at Stony Brook) |
cond-mat/9505097 | PELTIER EFFECT IN NS MICROCONTACTS | We have calculated the heat current in the normal metal/insulator/
superconductor contacts with arbitrary transparency of the insulator barrier.
In the tunneling limit (small transparencies), the heat flow out of the normal
metal reaches its maximum at temperature $T\simeq 0.3\Delta$. At higher values
of transparency, ... | 1995-05-22 | 2007-05-23 | [
"cond-mat"
] | A. BARDAS, D. AVERIN (SUNY at Stony Brook) |
cond-mat/9505093 | Storage of correlated patterns in a perceptron | We calculate the storage capacity of a perceptron for correlated gaussian
patterns. We find that the storage capacity $\alpha_c$ can be less than 2 if
similar patterns are mapped onto different outputs and vice versa. As long as
the patterns are in general position we obtain, in contrast to previous works,
that $\alpha... | 1995-05-22 | 2009-10-28 | [
"cond-mat"
] | B. Lopez, M. Schroeder and M. Opper |
cond-mat/9505098 | Landauer Conductance of Luttinger Liquids with Leads | We show that the dc conductance of a quantum wire containing a Luttinger
liquid and attached to non-interacting leads is given by $e^2/h$ per spin
orientation, regardless of the interactions in the wire. This explains the
recent observations of the absence of conductance renormalization in long
high-mobility $GaAs$ wir... | 1995-05-22 | 2009-10-28 | [
"cond-mat"
] | Dmitrii L. Maslov and Michael Stone |
cond-mat/9505092 | Impurities in S=1/2 Heisenberg Antiferromagnetic Chains: Consequences
for Neutron Scattering and Knight Shift | Non-magnetic impurities in an S=1/2 Heisenberg antiferromagnetic chain are
studied using boundary conformal field theory techniques and finite-temperature
quantum Monte Carlo simulations. We calculate the static structure function,
S_imp(k), measured in neutron scattering and the local susceptibility, chi_i
measured in... | 1995-05-22 | 2009-10-28 | [
"cond-mat"
] | Sebastian Eggert and Ian Affleck |
cond-mat/9505090 | Magnetic scaling in cuprate superconductors | We determine the magnetic phase diagram for the YBa$_2$Cu$_3$O$_{6+x}$ and
La$_{2-x}$Sr$_x$CuO$_4$ systems from various NMR experiments. We discuss the
possible interpretation of NMR and neutron scattering experiments in these
systems in terms of both the non-linear $\sigma$-model of nearly localized
spins and a nearly... | 1995-05-20 | 2009-10-28 | [
"cond-mat"
] | V. Barzykin and D. Pines |
cond-mat/9505091 | Singlet Magnetism in Heavy Fermions | We consider singlet magnetism for the uranium ions in UPt$_3$ and
URu$_2$Si$_2$ assuming that time-reversal symmetry is broken for the {\em
coherent state of intermediate valence}. The relative weight of the two
involved configurations should be different for UPt$_3$ and URu$_2$Si$_2$. If
in UPt$_3$ the configuration $... | 1995-05-20 | 2009-10-28 | [
"cond-mat"
] | Victor Barzykin and Lev P. Gor'kov |
cond-mat/9505085 | Evidence for composite nature of quasiparticles in the 2D t-J model | It is shown that the dynamics of a single hole in a quantum antiferromagnet
(described by the t--J model) can be simply understood in terms of a composite
quasiparticle. This description provides naturally two different energy scales
t and J corresponding to the inverse masses of the charge (holon) and spin
(spinon) el... | 1995-05-19 | 2009-10-28 | [
"cond-mat"
] | P. Beran, D. Poilblanc and R. B. Laughlin (Lab. de Physique Quantique,
Toulouse) |
cond-mat/9505086 | Physical Meaning of the Affleck-Kennedy-Lieb-Tasaki S=1 Quantum spin
chain | Most of the present understanding of the S=1 quantum spin chains displaying
the Haldane gap is coming from the so-called valence-bond-solid Hamiltonian
which has an exactly known ground state. We show that this point is
characterized by the onset of short-range incommensurate spin correlations in
the one-parameter fami... | 1995-05-19 | 2015-06-25 | [
"cond-mat"
] | U. Schollwoeck, Th. Jolicoeur and T. Garel |
cond-mat/9505088 | Berry's Phase, Josephson's Equation, and the Dynamics of Weak Link
Superconductors and Their Vortices | We examine the dynamical consequences of Berry's phase for Josephson
junctions, junction arrays, and their vortices. Josephson's equation and the
related phase slip voltages are shown to be uneffected by Berry's phase. In an
annular Josephson junction, Berry's phase is seen to generate a new current
drive on a vortex. ... | 1995-05-19 | 2007-05-23 | [
"cond-mat",
"quant-ph"
] | Frank Gaitan and Subodh R. Shenoy |
cond-mat/9505087 | Multi-Component Quantum Hall Systems: The Sum of their Parts and More | The physics of the fractional quantum Hall effect is the physics of
interacting electrons confined to a macroscopically degenerate Landau level. In
this Chapter we discuss the theory of the quantum Hall effect in systems where
the electrons have degrees of freedom in addition to the two-dimensional
orbital degree of fr... | 1995-05-19 | 2007-05-23 | [
"cond-mat"
] | S.M. Girvin and A.H. MacDonald |
cond-mat/9505089 | Ground state properties of dissipative two state system coupled to
phonons | We present a systematic analysis of ground state properties of a tunneling
system coupled to an Ohmic bath. The nonadiabatic effects induced by coupling
with tunneling particle , on the ground state properties of phonons are taken
into account. For this we have considered both displacement and deformation of
phonons vi... | 1995-05-19 | 2015-06-25 | [
"cond-mat"
] | T. P. Pareek and A. M. Jayannavar |
cond-mat/9505084 | MAGNETISATION REVERSAL AND DOMAIN STRUCTURE IN THIN MAGNETIC FILMS:
THEORY AND COMPUTER SIMULATION | A model is introduced for the theoretical description of nanoscale magnetic
films with high perpendicular anisotropy. In the model the magnetic film is
described in terms of single domain magnetic grains, interacting via exchange
as well as via dipolar forces. Additionally, the model contains anisotropy
energy and a co... | 1995-05-19 | 2009-10-28 | [
"cond-mat"
] | U. Nowak |
cond-mat/9505079 | Transport in an inhomogeneous interacting one--dimensional system | Transport through a one--dimensional wire of interacting electrons connected
to semi--infinite leads is investigated using a bosonization approach. An
incident electron is transmitted as a sequence of partial charges. The dc
conductance is found to be entirely determined by the properties of the leads.
The dynamic nonl... | 1995-05-18 | 2009-10-28 | [
"cond-mat"
] | I. Safi and H.J. Schulz |
cond-mat/9505078 | Phase Transitions of Fermions Coupled to a Gauge Field: a Quantum Monte
Carlo Approach | A grand canonical system of non-interacting fermions on a square lattice is
considered at zero temperature. Three different phases exist: an empty lattice,
a completely filled lattice and a liquid phase which interpolates between the
other two phases. The Fermi statistics can be changed into a Bose statistics by
coupli... | 1995-05-18 | 2015-06-25 | [
"cond-mat"
] | M. Hettler and K. Ziegler |
cond-mat/9505028 | Exact diagonalization study of the two-dimensional t-J-Holstein model | We study by exact diagonalization the two-dimensional t-J-Holstein model near
quarter filling by retaining only few phonon modes in momentum space. This
truncation allows us to incorporate the full dynamics of the retained phonon
modes. The behavior of the kinetic energy, the charge structure factor and
other physical ... | 1995-05-18 | 2009-10-28 | [
"cond-mat"
] | A. Dobry, A. Greco, S. Koval and J. Riera |
cond-mat/9505082 | Quantum Coherence in an Exactly Solvable One-dimensional Model with
Defects | Using the Quantum Inverse Scattering Method we construct an integrable
Heisenberg-XXZ-model, or equivalently a model for spinless fermions with
nearest-neighbour interaction, with defects. Each defect involves three sites
with a fine tuning between nearest-neighbour and next-nearest-neighbour terms.
We investigate the ... | 1995-05-18 | 2009-10-28 | [
"cond-mat"
] | P. Schmitteckert, P. Schwab and U. Eckern |
cond-mat/9505077 | Electronic Theory for the Nonlinear Magneto-Optical Response of
Transition-Metals at Surfaces and Interfaces: Dependence of the Kerr-Rotation
on Polarization and on the Magnetic Easy Axis | We extend our previous study of the polarization dependence of the nonlinear
optical response to the case of magnetic surfaces and buried magnetic
interfaces. We calculate for the longitudinal and polar configuration the
nonlinear magneto-optical Kerr rotation angle. In particular, we show which
tensor elements of the ... | 1995-05-18 | 2009-10-28 | [
"cond-mat"
] | W. Hubner and K. H. Bennemann |
cond-mat/9505080 | A self-consistent theory of phase transitions in noncollinear magnets | I study phase transitions occuring in noncollinear magnets by means of a
self-consistent screening approximation. The Ginzburg-Landau theory involves
two N-component vector fields with two independent quartic couplings allowing a
symmetry-breaking scheme which is SO(N)times SO(2) broken down to SO(N-2)times
SO(2)_diag.... | 1995-05-18 | 2010-03-25 | [
"cond-mat"
] | Th. Jolicoeur |
cond-mat/9505081 | Quantum Numbers of Hall Effect Skyrmions | By carefully considering a family of wave functions for Skyrmions in simple
quantum Hall states, whose members are labelled by a non-negative integer and
which properly generalizes the traditional Laughlin quasiparticle, we argue
that the spin of this particle has a fractional part related in a universal
fashion to the... | 1995-05-18 | 2007-05-23 | [
"cond-mat",
"hep-th"
] | Chetan Nayak and Frank Wilczek |
cond-mat/9505083 | Determinism plus chance in random matrix theory | We study Hamiltonians consisting of a deterministic term plus a random term.
Using a daigrammatic approach and introducing the concept of "gluon
connectedness," we calculate the density of energy levels for a wide class of
probability distributions governing the random term, thus generalizing a result
obtained recently... | 1995-05-18 | 2007-05-23 | [
"cond-mat",
"hep-th"
] | Anthony Zee |
cond-mat/9505072 | Self-Similarity and Localization | The localized eigenstates of the Harper equation exhibit universal
self-similar fluctuations once the exponentially decaying part of a wave
function is factorized out. For a fixed quantum state, we show that the whole
localized phase is characterized by a single strong coupling fixed point of the
renormalization equati... | 1995-05-17 | 2009-10-28 | [
"cond-mat",
"chao-dyn",
"nlin.CD"
] | Jukka A. Ketoja and Indubala I. Satija |
cond-mat/9505070 | Magnetic Behavior of the Cuprate Superconductors | I review recent work on magnetic dynamics of the high temperature
superconductors using a model that combines two weakly interacting species of
low-energy excitations: the antiferromagnetic spin waves which carry spin-1 and
no charge, and Fermi-liquid-like quasiparticles which carry spin-1/2 and charge
e. The model all... | 1995-05-17 | 2009-10-28 | [
"cond-mat",
"supr-con"
] | Alexander Sokol |
cond-mat/9505074 | Variational quantum Monte Carlo study of two-dimensional Wigner
crystals: exchange, correlation, and magnetic field effects | The two-dimensional Wigner crystals are studied with the variational quantum
Monte Carlo method. The close relationship between the ground-state
wavefunction and the collective excitations in the system is illustrated, and
used to guide the construction of the ground-state wavefunction of the strongly
correlated solid.... | 1995-05-17 | 2009-10-28 | [
"cond-mat"
] | Xuejun Zhu and Steven G. Louie |
cond-mat/9505076 | Renormalization Group Analysis of a Noisy Kuramoto-Sivashinsky Equation | We have analyzed the Kuramoto-Sivashinsky equation with a stochastic noise
term through a dynamic renormalization group calculation. For a system in which
the lattice spacing is smaller than the typical wavelength of the linear
instability occurring in the system, the large-distance and long-time behavior
of this equat... | 1995-05-17 | 2009-10-28 | [
"cond-mat",
"adap-org",
"nlin.AO"
] | Rodolfo Cuerno and Kent Baekgaard Lauritsen |
cond-mat/9505071 | Non-Universal Fractional Quantum Hall States in a Quantum wire | The ground state as well as low-lying excitations in a 2D electron system in
strong magnetic fields and a parabolic potential is investigated by the
variational Monte Calro method. Trial wave functions analogous to the Laughlin
state are used with the power-law exponent as the variational parameter. Finite
size scaling... | 1995-05-17 | 2009-10-28 | [
"cond-mat"
] | Shin'ya Tokizaki and Yoshio Kuramoto |
cond-mat/9505075 | Projection of plane-wave calculations into atomic orbitals | The projection of the eigenfunctions obtained in standard plane-wave
first-principle electronic-structure calculations into atomic-orbital basis
sets is proposed as a formal and practical link between the methods based on
plane waves and the ones based on atomic orbitals. Given a candidate atomic
basis, ({\it i}) its q... | 1995-05-17 | 2009-10-28 | [
"cond-mat",
"mtrl-th"
] | Daniel Sanchez-Portal, Emilio Artacho, and Jose M. Soler (Universidad
Autonoma, Madrid, Spain) |
cond-mat/9505073 | Topological model of soap froth evolution with deterministic
T2-processes | We introduce a topological model for the evolution of 2d soap froth. The
topological rearrangements (T2 processes) are deterministic (unlike the
standard stochastic model): the final topology depends on the areas of the
neighboring cells. The new model gives agreement with experiments in the
transient regime, where the... | 1995-05-17 | 2016-08-31 | [
"cond-mat"
] | Boris Levitan and Eytan Domany |
cond-mat/9505067 | Umklapp scattering from spin fluctuations in Copper-Oxides | The $\mathbf k$-dependent electronic momentum relaxation rate due to Umklapp
scattering from antiferromagnetic spin fluctuations is studied within a
renormalized mean-field approach to an extended $t-J$ model appropriate to
YBa$_2$Cu$_3$O$_{7-x}$ and other cuprates. Transport coefficients are
calculated in a relaxation... | 1995-05-16 | 2009-10-28 | [
"cond-mat",
"supr-con"
] | M. J. Lercher and J. M. Wheatley |
cond-mat/9505066 | Magnetic properties of quantum Heisenberg ferromagnets with long-range
interactions | Quantum Heisenberg ferromagnets with long-range interactions decayin as
$1/r^p$ in one and two dimensions are investigated by means of the Green's
function method. It is shown that there exists a finite-temperature phase
transition in the region $d<p<2 d$ for the $d$-dimensional case and that no
transitions at any fini... | 1995-05-16 | 2009-10-28 | [
"cond-mat"
] | Hiroki Nakano and Minoru Takahashi |
cond-mat/9505068 | A new universality class describing the insulating regime of disordered
wires with strong spin-orbit scattering | We discuss the distribution of transmission eigenvalues in the strongly
localized regime in the presence of both a magnetic field and spin--orbit
scattering. We show that, under suitable conditions, this distribution can be
described by a new universality class labelled not only by the index $\beta$
but also by a new i... | 1995-05-16 | 2015-06-25 | [
"cond-mat"
] | M.Caselle |
cond-mat/9505069 | On high dimensional directed polymer in random media | Directed polymers in random media are studied using results of the asymptotic
theory of extreme statistics. Despite the strong correlation, one can recover
the behavior of independent random variables for high dimensions, using a
result which requires only a control of pairwise correlation, and focussing on
ensembles o... | 1995-05-16 | 2008-02-03 | [
"cond-mat"
] | Matteo Marsili (Dept. of Theor. Physics, University of Manchester) |
cond-mat/9505063 | Theory for the excitation spectrum of High-T$_c superconductors :
quasiparticle dispersion and shadows of the Fermi surface | Using a new method for the solution of the FLEX-equations, which allows the
determination of the self energy $\Sigma_{\bf k}(\omega)$ of the $2D$ Hubbard
model on the real frequency axis, we calculate the doping dependence of the
quasi-particle excitations of High-T$_c$ superconductors. We obtain new results
for the sh... | 1995-05-15 | 2009-10-28 | [
"cond-mat"
] | M. Langer, J. Schmalian, S. Grabowski, and K. H. Bennemann |
cond-mat/9505061 | Area and perimeter distribution of a surface in two dimensions | We consider the number of configurations of a surface in two dimensions that
has a prescribed length and encloses a prescribed perimeter with respect to a
baseline. An approximate analytical treatment in a semi--continuum compares
favourably with results from an exact algorithm for the discrete lattice. This
work is re... | 1995-05-15 | 2008-02-03 | [
"cond-mat"
] | E.D. Moore |
cond-mat/9505065 | Number of branches in diffusion-limited aggregates: The skeleton | We develop the skeleton algorithm to define the number of main branches $N_b$
of diffusion-limited aggregation (DLA) clusters. The skeleton algorithm
provides a systematic way to remove dangling side branches of the DLA cluster
and has successfully been applied to study the ramification properties of
percolation. We st... | 1995-05-15 | 2009-10-28 | [
"cond-mat"
] | Stefan Schwarzer, Shlomo Havlin, Peter Ossadnik, H. Eugene Stanley |
cond-mat/9505062 | Life and Death at the Edge of a Windy Cliff | The survival probability of a particle diffusing in the two dimensional
domain $x>0$ near a ``windy cliff'' at $x=0$ is investigated. The particle dies
upon reaching the edge of the cliff. In addition to diffusion, the particle is
influenced by a steady ``wind shear'' with velocity $\vec v(x,y)=v\,{\rm
sign}(y)\,\hat x... | 1995-05-15 | 2015-06-25 | [
"cond-mat"
] | S. Redner and P. L. Krapivsky (Boston University) |
cond-mat/9505060 | Two-Dimensional Electrons in a Strong Magnetic Field with Disorder:
Divergence of the Localization Length | Electrons on a square lattice with half a flux quantum per plaquette are
considered. An effective description for the current loops is given by a
two-dimensional Dirac theory with random mass. It is shown that the
conductivity and the localization length can be calculated from a product of
Dirac Green's functions with ... | 1995-05-15 | 2009-10-28 | [
"cond-mat"
] | K. Ziegler |
cond-mat/9505064 | Phase Diagram for Splay Glass Superconductivity | Localization of flux lines to splayed columnar pins is studied. A sine-Gordon
type renormalization group study reveals the existence of a Splay glass phase
and yields an analytic form for the transition temperature into the glass
phase. As an independent test, the $I-V$ characteristics are determined via a
Molecular Dy... | 1995-05-15 | 2009-10-28 | [
"cond-mat"
] | T. P. Devereaux, R. T. Scalettar, G. T. Zimanyi, K. Moon, and E. Loh |
cond-mat/9505059 | Why normal electrons with sufficiently singular interactions do not have
a sharp Fermi surface | We use a bosonization approach to show that the momentum distribution
$n_{\bf{k}}$ of normal Fermi systems with sufficiently singular interactions is
analytic in the vicinity of the non-interacting Fermi surface. These include
singular density-density interactions that diverge in $d$ dimensions stronger
than $ | {\bf{q... | 1995-05-14 | 2009-10-28 | [
"cond-mat"
] | Peter Kopietz |
cond-mat/9505054 | On the concept of complexity in random dynamical systems | We introduce a measure of complexity in terms of the average number of bits
per time unit necessary to specify the sequence generated by the system. In
random dynamical system, this indicator coincides with the rate K of divergence
of nearby trajectories evolving under two different noise realizations.
The meaning of... | 1995-05-12 | 2016-08-31 | [
"cond-mat"
] | V. Loreto, G. Paladin and A. Vulpiani |
cond-mat/9505055 | Domain scaling and marginality breaking in the random field Ising model | A scaling description is obtained for the $d$--dimensional random field Ising
model from domains in a bar geometry. Wall roughening removes the marginality
of the $d=2$ case, giving the $T=0$ correlation length $\xi \sim \exp\left(A
h^{-\gamma}\right)$ in $d=2$, and for $d=2+\epsilon$ power law behaviour with
$\nu = 2/... | 1995-05-12 | 2009-10-28 | [
"cond-mat"
] | E.D. Moore and R.B. Stinchcombe and S.L.A. de Queiroz |
cond-mat/9505056 | Scaling treatment of the random field Ising model | Analytic phenomenological scaling is carried out for the random field Ising
model in general dimensions using a bar geometry. Domain wall configurations
and their decorated profiles and associated wandering and other exponents
$(\zeta,\gamma,\delta,\mu)$ are obtained by free energy minimization. Scaling
between differe... | 1995-05-12 | 2009-10-28 | [
"cond-mat"
] | R.B. Stinchcombe and E.D. Moore and S.L.A. de Queiroz |
cond-mat/9505051 | Bistability for asymmetric discrete random walks | We show that asymmetric time-continuous discrete random walks can display
bistability for equal values of Jauslin's shifting parameters. The bistability
becomes more pronounced at increased asymmetry parameter | 1995-05-12 | 2009-10-28 | [
"cond-mat"
] | M. Reyes, H.C. Rosu, O. Obreg\'on |
cond-mat/9505052 | Realization of supersymmetric quantum mechanics in inhomogeneous Ising
models | Supersymmetric quantum mechanics is well known to provide, together with the
so-called shape invariance condition, an elegant method to solve the eigenvalue
problem of some one-dimensional potentials by simple algebraic manipulations.
In the present paper, this method is used in statistical physics. We consider
the loc... | 1995-05-12 | 2009-10-28 | [
"cond-mat"
] | Bertrand Berche and Ferenc Igl\'oi |
cond-mat/9505053 | Bosonic and fermionic single-particle states in the Haldane approach to
statistics for identical particles | We give two formulations of exclusion statistics (ES) using a variable number
of bosonic or fermionic single-particle states which depend on the number of
particles in the system. Associated bosonic and fermionic ES parameters are
introduced and are discussed for FQHE quasiparticles, anyons in the lowest
Landau level a... | 1995-05-12 | 2009-10-28 | [
"cond-mat",
"hep-th"
] | Serguei B. Isakov |
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