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/9311001 | Transitions In Spectral Statistics | We present long range statistical properties of a recently introduced unitary
random matrix ensemble, whose short range correlations were found to describe a
transition from Wigner to Poisson type as a function of a single parameter. | 1993-11-01 | 2019-08-17 | [
"cond-mat"
] | C. Blecken, Y. Chen and K. A. Muttalib |
cond-mat/9311002 | Fermion-Spin Transformation to Implement the Charge-Spin Separation | A novel approach, the fermion-spin transformation to implement the
charge-spin separation, is developed to study the low-dimensional $t$-$J$
model. In this approach, the charge and spin degrees of freedom of the physical
electron are separated, and the charge degree of freedom is represented by a
spinless fermion while... | 1993-11-01 | 2009-10-22 | [
"cond-mat"
] | Shiping Feng, Z.B. Su, L.Yu |
cond-mat/9311004 | Impurities and Quasi-One Dimensional Transport in a D-wave
Superconductor | Impurity scattering in the unitary limit produces low energy quasiparticles
with anisotropic spectrum in a two-dimensional $d$-wave superconductor. We
describe a new {\em quasi-one-dimensional } limit of the quasiparticle
scattering, which might occur in a superconductor with short coherence length
and with {\em finite... | 1993-11-01 | 2016-08-31 | [
"cond-mat"
] | A.V. Balatsky, A. Rosengren and B.L. Altshuler |
cond-mat/9310078 | Phi_0 - Periodic Aharonov-Bohm Oscillations Survive Ensemble Averaging | We have demonstrated that Phi_0 periodic Aharonov--Bohm oscillations measured
in a ensemble of rings may survive after ensemble averaging procedure. The
central point is the difference between the preparation stage of the ensemble
and the subsequent measurement stage. The robustness of the effect under finite
temperatu... | 1993-10-31 | 2009-10-22 | [
"cond-mat"
] | Alex Kamenev and Yuval Gefen |
cond-mat/9310079 | Exact Results for Diffusion-Limited Reactions with Synchronous Dynamics | A new method is introduced allowing to solve exactly the reactions A+A->inert
and A+A->A on the 1D lattice with synchronous diffusional dynamics
(simultaneous hopping of all particles). Exact connections are found relating
densities and certain correlation properties of these two reactions at all
times. Asymptotic beha... | 1993-10-31 | 2010-10-12 | [
"cond-mat"
] | Vladimir Privman |
cond-mat/9310076 | Metal-insulator transition and magnetic ordering in Hubbard models near
the Nagaoka limit | We study the metal-insulator transition and magnetic ordering in the Hubbard
model using the particle-hole mapping. The analysis simplifies near the
ferromagnetic limit. We find that the two dimensional(2D) Hubbard model has a
charge excitation gap at half-filling for any finite U in this region on both
the bipartite s... | 1993-10-29 | 2009-10-22 | [
"cond-mat"
] | Q. P. Li and Robert Joynt (University of Wisconsin-Madison) |
cond-mat/9310077 | Transport of one-dimensional interacting Fermions through a barrier | We study the transport properties of one-dimensional (1D) interacting
Fermions through a barrier by numerically calculating the Kohn charge stiffness
constant and the relative Drude weight. We find that the transport properties
of the 1D Hubbard model are quite different from those of the 1D spinless
Fermion model. For... | 1993-10-29 | 2009-10-22 | [
"cond-mat"
] | Q. P. Li and X. C. Xie |
cond-mat/9310075 | Phase Ordering Dynamics of the O(n) Model - Exact Predictions and
Numerical Results | We consider the pair correlation functions of both the order parameter field
and its square for phase ordering in the $O(n)$ model with nonconserved order
parameter, in spatial dimension $2\le d\le 3$ and spin dimension $1\le n\le d$.
We calculate, in the scaling limit, the exact short-distance singularities of
these c... | 1993-10-29 | 2009-10-22 | [
"cond-mat"
] | R. E. Blundell and A. J. Bray |
cond-mat/9310074 | Colored noise in Spatially-Extended Systems | We study the effects of time and space correlations of an external additive
colored noise on the steady-state behavior of a Time-Dependent Ginzburg-Landau
model. Simulations show the existence of nonequilibrium phase transitions
controlled by both the correlation time and length of the noise. A
Fokker-Planck equation a... | 1993-10-29 | 2009-10-22 | [
"cond-mat"
] | Jordi Garcia-Ojalvo (Universitat Politecnica de Catalunya) and Jose M.
Sancho (Universitat de Barcelona) |
cond-mat/9310073 | Gaussian Approach for Phase Ordering in Nonconserved Scalar Systems with
Long-Range Interactions | We have applied the gaussian auxiliary field method introduced by Mazenko to
the ordering dynamics of a non-conserved scalar system with attractive
long-range interactions. This study provides a test-bed for the approach and
shows some of the difficulties encountered in constructing a closed theory for
the pair correla... | 1993-10-29 | 2007-05-23 | [
"cond-mat"
] | J. A. N. Filipe and A. J. Bray |
cond-mat/9310071 | Quantum Ferromagnetism and Phase Transitions in Double-Layer Quantum
Hall Systems | Double layer quantum Hall systems have interesting properties associated with
interlayer correlations. At $\nu =1/m$ where $m$ is an odd integer they exhibit
spontaneous symmetry breaking equivalent to that of spin $1/2$ easy-plane
ferromagnets, with the layer degree of freedom playing the role of spin. We
explore the ... | 1993-10-28 | 2009-10-22 | [
"cond-mat"
] | Kun Yang, K. Moon, L. Zheng, A. H. MacDonald, S. M. Girvin, D.
Yoshioka, and Shou-Cheng Zhang |
cond-mat/9310066 | Exact Solution for the Distribution of Transmission Eigenvalues in a
Disordered Wire and Comparison with Random-Matrix Theory | An exact solution is presented of the Fokker-Planck equation which governs
the evolution of an ensemble of disordered metal wires of increasing length, in
a magnetic field. By a mapping onto a free-fermion problem, the complete
probability distribution function of the transmission eigenvalues is obtained.
The logarithm... | 1993-10-28 | 2007-05-23 | [
"cond-mat"
] | C.W.J. Beenakker and B. Rejaei (Instituut-Lorentz, Leiden, The
Netherlands) |
cond-mat/9310069 | Pressure Induced Hydration Dynamics of Membranes | Pressure-jump initiated time-resolved x-ray diffraction studies of dynamics
of the hydration of the hexagonal phase in biological membranes show that (i)
the relaxation of the unit cell spacing is non-exponential in time; (ii) the
Bragg peaks shift smoothly to their final positions without significant
broadening or los... | 1993-10-28 | 2015-06-25 | [
"cond-mat"
] | F. Osterberg, M. Kriechbaum, A. Polcyn, V. Skita, M. W. Tate, P. T. C.
So, S. M. Gruner, and Shyamsunder Erramilli |
cond-mat/9310070 | Electron correlation resonances in the transport through a single
quantum level | Correlation effects in the transport properties of a single quantum level
coupled to electron reservoirs are discussed theoretically using a
non-equilibrium Green functions approach. Our method is based on the
introduction of a second-order self-energy associated with the Coulomb
interaction that consistently eliminate... | 1993-10-28 | 2016-08-14 | [
"cond-mat"
] | A. Levy Yeyati, A. Mart\'in-Rodero, and F. Flores |
cond-mat/9310067 | Universality of Weak Localization in Disordered Wires | We compute the quantum correction due to weak localization for transport
properties of disordered quasi-one-dimensional conductors, by integrating the
Dorokhov-Mello-Pereyra-Kumar equation for the distribution of the transmission
eigenvalues. The result is independent of sample length or mean free path, and
has a unive... | 1993-10-28 | 2007-05-23 | [
"cond-mat"
] | C.W.J. Beenakker (Instituut-Lorentz, Leiden, The Netherlands) |
cond-mat/9310068 | Random-Matrix Theory of Parametric Correlations in the Spectra of
Disordered Metals and Chaotic Billiards | We study the response to an external perturbation of the energy levels of a
disordered metallic particle, by means of the Brownian-motion model introduced
by Dyson in the theory of random matrices, and reproduce the results of a
recent microscopic theory of Altshuler, Simons, and Szafer. This establishes
the validity o... | 1993-10-28 | 2007-05-23 | [
"cond-mat"
] | C.W.J. Beenakker and B. Rejaei (Instituut-Lorentz, Leiden, The
Netherlands) |
cond-mat/9310072 | Density matrix for a mesoscopic current ribbon | We consider an ideal mesoscopic ribbon in which a steady azimuthal current is
generated. We show that the closed interacting electron system in the presence
of the current is described by a density matrix which is that of an equilibrium
system without current but with a constrained Hamiltonian. | 1993-10-28 | 2007-05-23 | [
"cond-mat"
] | O. Heinonen and M.D. Johnson |
cond-mat/9310064 | Comment on ``Anomaly-Induced Magnetic Screening in (2+1) Dimensional QED
at Finite Density" | It is shown that a recent attempt to derive the Meissner effect from first
principles in a model field theory is invalid. | 1993-10-27 | 2009-10-22 | [
"cond-mat",
"hep-th"
] | C. R. Hagen |
cond-mat/9310065 | Collectiive Properties of Adsorption-Desorption Processes | A reversible adsorption-desorption parking process in one dimension is
studied. An exact solution for the equilibrium properties is obtained. The
coverage near saturation depends logarithmically on the ratio between the
adsorption rate, $\k_+$, and the desorption rate, $\k_-$, \hbox{$\req\cong
1-1/\log(k_+/k_-)$}, when... | 1993-10-27 | 2009-10-22 | [
"cond-mat"
] | P.L. Krapivsky and E. Ben-Naim |
cond-mat/9310063 | Frustrated Honeycomb Heisenberg Antiferromagnet: A Schwinger Boson
Approach | We analyze the frustrated Heisenberg antiferromagnet defined on a honeycomb
lattice using a Schwinger-boson mean-field theory. The spin-wave velocity and
the susceptibility are presented as functions of the strength of the
frustrating interaction for spin S=1/2, and the dynamic structure factor is
calculated for variou... | 1993-10-27 | 2009-10-22 | [
"cond-mat"
] | Ann Mattsson, Per Fr\"ojdh and Torbj\"orn Einarsson |
cond-mat/9310062 | Single Level Current and Curvature Distributions in Mesoscopic Systems | Exact analytic results for single level current and curvature distribution
functions are derived in a framework of a $2\times 2$ random matrix model.
Current and curvature are defined as the first and second derivatives of energy
with respect to a time--reversal symmetry breaking parameter (magnetic flux).
The applicab... | 1993-10-26 | 2009-10-22 | [
"cond-mat"
] | Alex Kamenev and Daniel Braun |
cond-mat/9310058 | The Bose--Hubbard Model and Superfluid Staircases in $^{4}$He Films | The recent experimental observation of step-like structure in the superfluid
density of $^{4}$He films on graphite is interpreted in terms of passage close
to Mott insulating lobes in the Bose--Hubbard model. Plateaus develop in the
superfluid density near the completion of each layer because of the He-He
repulsion. We... | 1993-10-26 | 2009-10-22 | [
"cond-mat"
] | G.T. Zimanyi, P.A. Crowell, R.T. Scalettar, and G.G. Batrouni |
cond-mat/9310060 | Energy Versus Magnetic-Field Diagram of the Spin-1 Haldane System with
an Impurity | Energy versus magnetic-field diagram of the spin-$1$ Haldane system with an
impurity bond is studied in terms of spin-1/2 degree of freedom at the sites
neighboring the impurity bond by means of analytical method. We examine the
equivalence between the realistic Hamiltonian and the phenomenological
Hamiltonian which is... | 1993-10-26 | 2009-10-22 | [
"cond-mat"
] | M. Kaburagi and T. Tonegawa |
cond-mat/9310059 | Formation of Space-Time Structure in a Forest-Fire Model | We present a general stochastic forest-fire model which shows a variety of
different structures depending on the parameter values. The model contains
three possible states per site (tree, burning tree, empty site) and three
parameters (tree growth probability $p$, lightning probability $f$, and
immunity $g$). We review... | 1993-10-26 | 2009-10-22 | [
"cond-mat"
] | B. Drossel and F. Schwabl |
cond-mat/9310057 | The relationship between perturbation theory and direct calculations of
rare-earth transition intensities | We use a simplified calculation to demonstrate the equivalence between three
different methods for calculating transition line strengths [B.R. Judd and D.
R. Pooler, J. Phys. C 15 (1982) 591; G. W. Burdick and M. F. Reid, Phys. Rev.
Lett. 70 (1993) 2491; G. W. Burdick, H. J. Kooy, and M. F. Reid, J. Phys.:
Condens. Mat... | 1993-10-26 | 2019-09-09 | [
"cond-mat"
] | M. F. Reid, G. W. Burdick, and H. J. Kooy |
cond-mat/9310061 | Effect of a Spin-1/2 Impurity on the Spin-1 Antiferromagnetic Heisenberg
Chain | Low-lying excited states as well as the ground state of the spin-1 antiferro-
magnetic Heisenberg chain with a spin-1/2 impurity are investigated by means of
a variational method and a method of numerical diagonalization. It is shown
that 1) the impurity spin brings about massive modes in the Haldane gap, 2)
when the t... | 1993-10-26 | 2009-10-22 | [
"cond-mat"
] | Makoto Kaburagi and Takashi Tonegawa |
cond-mat/9310056 | SU(2)xSU(2) Invariant Scattering Matrix of the Hubbard Model | We consider the one-dimensional half-filled Hubbard model. We show that the
excitation spectrum is given by the scattering states of four elementary
excitations, which form the fundamental representation of $SU(2)\times SU(2)$.
We determine the exact two-particle Scattering matrix, which a solution of the
Yang-Baxter e... | 1993-10-25 | 2009-10-22 | [
"cond-mat",
"hep-th"
] | Fabian H.L. Essler and Vladimir E. Korepin |
cond-mat/9310055 | A Generalized Duality Transformation of the Anisotropic Xy Chain in a
Magnetic Field | We consider the anisotropic $XY$ chain in a magnetic field with special
boundary conditions described by a two-parameter Hamiltonian. It is shown that
the exchange of the parameters corresponds to a similarity transformation,
which reduces in a special limit to the Ising duality transformation. | 1993-10-25 | 2009-10-22 | [
"cond-mat",
"hep-th"
] | Haye Hinrichsen |
cond-mat/9310052 | Universal Behavior of the Spin-Echo Decay Rate in La_2CuO_4 | We present a theoretical expression for the spin-echo decay rate, 1/T_2G, in
the quantum-critical regime of square lattice quantum antiferromagnets. Our
results are in good agreement with recent experimental data by Imai et al.
[Phys. Rev. Lett. v.71, 1254 (1993)] for La_2CuO_4. | 1993-10-22 | 2009-10-22 | [
"cond-mat"
] | A.V. Chubukov, S. Sachdev, and A. Sokol |
cond-mat/9310053 | Smooth Boundary Conditions For Quantum Lattice Systems | We introduce a new type of boundary conditions, {\it smooth boundary
conditions}, for numerical studies of quantum lattice systems. In a number of
circumstances, these boundary conditions have substantially smaller finite-size
effects than periodic or open boundary conditions. They can be applied to
nearly any short-ra... | 1993-10-22 | 2009-10-22 | [
"cond-mat"
] | M. Vekic and S.R. White |
cond-mat/9310048 | Charge-Spin Separation and the Spectral Properties of Luttinger Liquids | We compute the spectral function rho(q,omega) of the one- dimensional
Luttinger model. We discuss the distinct influences of charge-spin separation
and of the anomalous dimensions of the fermion operators and their evolution
with correlation strength. Charge-spin separation shows up in finite spectral
weight at frequen... | 1993-10-21 | 2019-06-05 | [
"cond-mat"
] | Johannes Voit |
cond-mat/9310049 | Neel Temperature for Quasi-Two-Dimensional Dipolar Antiferromagnets | We calculate the N\'eel temperature $T_N$ for two-dimensional isotropic
dipolar Heisenberg antiferromagnets via linear spin-wave theory and a high
temperature expansion, employing the method of Callen. The theoretical
predictions for $T_N$ for K$_2$MnF$_4$, Rb$_2$MnF$_4$, Rb$_2$MnCl$_4$ and
(CH$_3$NH$_3$)$_2$MnCl$_4$ a... | 1993-10-21 | 2009-10-22 | [
"cond-mat"
] | C.Pich and F.Schwabl |
cond-mat/9310051 | An Aggregation Model for Electrochemical Depostition and its Application
to Cop Dendritic Growth | We introduce an aggregation model for general electrochemical deposition
experiments. Its most relevant feature is that it includes the overall effect
of strong applied electric fields and therefore applies to non-equilibrium
situations. We compare our model to experiments on CoP dendritic growth with
very good agreeme... | 1993-10-21 | 2008-02-03 | [
"cond-mat",
"hep-lat",
"nlin.PS",
"patt-sol"
] | Angel Sanchez, Maria J. Bernal, and Jose M. Riveiro |
cond-mat/9310050 | A variational study of directed polymers in disordered media with
short-range interactions | A variational method that allows for replica-symmetry breaking is applied to
directed polymers in an (N+1)-dimensional disordered medium. The noise studied
here has gaussian correlations, i.e. it is short-ranged. In dimensions N<2, the
variational scheme yields only a strong-coupling phase and anomalous diffusion;
whil... | 1993-10-21 | 2007-05-23 | [
"cond-mat"
] | T. Blum |
cond-mat/9310047 | Statistical Mechanics of Vortices in Type-II Superconductors | Thermal fluctuations and disorder play an essential role in high-T$_c$
superconductors. After reviewing the mean-field phase diagram we describe
significant modifications that result when the effects of finite temperature
and disorder are incorporated. Thermal fluctuations cause the melting of the
Abrikosov flux line l... | 1993-10-20 | 2012-08-17 | [
"cond-mat"
] | David A. Huse and Leo R. Radzihovsky (AT&T Bell Labs and U. of
Chicago) |
cond-mat/9310046 | Exact solution of the Landau fixed point via bosonization | We study, via bosonization, the Landau fixed point for the problem of
interacting spinless fermions near the Fermi surface in dimensions higher than
one. We rederive the bosonic representation of the Fermi operator and use it to
find the general form of the fermion propagator for the Landau fixed point.
Using a general... | 1993-10-20 | 2008-02-03 | [
"cond-mat"
] | A.H.Castro Neto and Eduardo H.Fradkin |
cond-mat/9310044 | Polaronic Self-Localization Effects in the Three Band Peierls Hubbard
Model | We have studied the three-band Peierls-Hubbard model describing the Cu-O
layers in high-T$_c$ superconductors by using Lanczos diagonalization and
assuming infinite mass for the ions. When the system is doped with one hole,
and when the electron-lattice coupling is greater than a critical value, we
found that the oxyge... | 1993-10-19 | 2008-06-16 | [
"cond-mat"
] | A. Dobry, A. Greco, J. Lorenzana and J. Riera |
cond-mat/9310045 | Spontaneous Magnetization in the Disorder dominated Phase of the
Twodimensional Random Bond Ising Model | The selfconsistent approach to the 2D Ising Model with quenched random bonds
is extended to the full lattice theory of four real fermions. The additional
degrees of freedom, neglected in the renormalization-group theory, lead to a
new phase between the ferromagnetic and the paramagnetic phase. The disorder
averaged spi... | 1993-10-19 | 2009-10-22 | [
"cond-mat"
] | D.Braak |
cond-mat/9310040 | Inward and Outward Integral Equations and the KKR Method for Photons | In the case of electromagnetic waves it is necessary to distinguish between
inward and outward on-shell integral equations. Both kinds of equation are
derived. A correct implementation of the photonic KKR method then requires the
inward equations and it follows directly from them. A derivation of the KKR
method from a ... | 1993-10-18 | 2008-02-03 | [
"cond-mat"
] | Alexander Moroz |
cond-mat/9310043 | On the Stability and Single-Particle Properties of Bosonized Fermi
Liquids | We study the stability and single-particle properties of Fermi liquids in
spatial dimensions greater than one via bosonization. For smooth non-singular
Fermi liquid interactions we obtain Shankar's renormalization- group flows and
reproduce well known results for quasi-particle lifetimes. We demonstrate by
explicit cal... | 1993-10-18 | 2009-10-22 | [
"cond-mat",
"hep-th"
] | A. Houghton, H.-J. Kwon, and J. B. Marston (Brown University) |
cond-mat/9310041 | On the 3d Ising Spin Glass | We study the $3d$ Ising spin glass with $\pm 1$ couplings. We introduce a
modified local action. We use finite size scaling techniques and very large
lattice simulations. We find that our data are compatible both with a finite
$T$ transition and with a $T=0$ singularity of an unusual type. | 1993-10-18 | 2009-10-22 | [
"cond-mat",
"hep-lat",
"hep-th"
] | E. Marinari, G. Parisi and F. Ritort |
cond-mat/9310042 | Superconductivity in the Cuo Hubbard Model with Long-Range Coulomb
Repulsion | A multiband CuO Hubbard model is studied which incorporates long-range (LR)
repulsive Coulomb interactions. In the atomic limit, it is shown that a
charge-transfer from copper to oxygen ions occurs as the strength of the LR
interaction is increased. The regime of phase separation becomes unstable, and
is replaced by a ... | 1993-10-18 | 2009-10-22 | [
"cond-mat"
] | Jose Riera and Elbio Dagotto |
cond-mat/9310038 | Hysteresis Loop Critical Exponents in 6-Epsilon Dimensions | The hysteresis loop in the zero-temperature random-field Ising model exhibits
a critical point as the width of the disorder increases. Above six dimensions,
the critical exponents of this transition, where the "infinite avalanche" first
disappears, are described by mean-field theory. We expand the critical
exponents ab... | 1993-10-15 | 2009-10-22 | [
"cond-mat"
] | Karin Dahmen and James P. Sethna |
cond-mat/9310035 | The Role of Cooperons in the Disordered Electron Problem: Logarithmic
Corrections to Scaling Near the Metal-Insulator Transition | The effect of Cooperons on metal-insulator transitions (MIT) in disordered
interacting electronic systems is studied. It is argued that previous results
which concluded that Cooperons are qualitatively unimportant near the MIT might
not be correct, and that the problem is much more complicated than had
previously been ... | 1993-10-15 | 2007-05-23 | [
"cond-mat"
] | T.R.Kirkpatrick and D.Belitz |
cond-mat/9310036 | Monte Carlo Calculation of the Spin-Stiffness of the Two-Dimensional
Heisenberg Model | Using a collective-mode Monte Carlo method (the Wolff-Swendsen-Wang
algorithm), we compute the spin-stiffness of the two-dimensional classical
Heisenberg model. We show that it is the relevant physical quantity to
investigate the behaviour of the model in the very low temperature range
inaccessible to previous studies ... | 1993-10-15 | 2009-10-22 | [
"cond-mat"
] | Michel Caffarel, Patrick Azaria, Bertrand Delamotte, and Dominique
Mouhanna |
cond-mat/9310037 | Proposed Measurement of an Effective Flux Quantum in the Fractional
Quantum Hall Effect | We consider a channel of an incompressible fractional-quantum-Hall-effect
(FQHE) liquid containing an island of another FQHE liquid. It is predicted that
the resistance of this channel will be periodic in the flux through the island,
with the period equal to an odd integer multiple of the fundamental flux
quantum, $\ph... | 1993-10-15 | 2009-10-22 | [
"cond-mat"
] | J.K. Jain, S.A. Kivelson, and D.J. Thouless |
cond-mat/9310039 | Dynamics of Ordering in Alloys with Modulated Phases | This paper presents a theoretical model for studying the dynamics of ordering
in alloys which exhibit modulated phases. The model is different from the
standard time-dependent Ginzburg-Landau description of the evolution of a
non-conserved order parameter and resembles the Swift-Hohenberg model. The
early-stage growth ... | 1993-10-15 | 2009-10-22 | [
"cond-mat"
] | Bulbul Chakraborty |
cond-mat/9310029 | Photonic Band Gap Calculations : Inward and Outward Integral Equations
and the KKR Method | Key words : The Maxwell equations, band structure calculations,
Kohn-Korringa-Rostocker method, and multiple-scattering theory for photons.
For those who are interested in how to prepare perfect mirror from a purely
transparent material. Some recent results of ours are summarized and presented. | 1993-10-14 | 2008-02-03 | [
"cond-mat"
] | Alexander MOROZ |
cond-mat/9310034 | Finite-Size Scaling in Two-Dimensional Superfluids | Using the $x-y$ model and a non-local updating scheme called cluster Monte
Carlo, we calculate the superfluid density of a two dimensional superfluid on
large-size square lattices $L \times L$ up to $400\times 400$. This technique
allows us to approach temperatures close to the critical point, and by studying
a wide ra... | 1993-10-14 | 2009-10-22 | [
"cond-mat",
"hep-lat"
] | Norbert Schultka and Efstratios Manousakis |
cond-mat/9310030 | Exact Results for the One-Dimensional Self-Organized Critical
Forest-Fire Model | We present the analytic solution of the self-organized critical (SOC)
forest-fire model in one dimension proving SOC in systems without conservation
laws by analytic means. Under the condition that the system is in the steady
state and very close to the critical point, we calculate the probability that a
string of $n$ ... | 1993-10-14 | 2009-10-22 | [
"cond-mat"
] | Barbara Drossel, Siegfried Clar and Franz Schwabl |
cond-mat/9310032 | Transport Coefficients of the Anderson Model via the Numerical
Renormalization Group | The transport coefficients of the Anderson model are calculated by extending
Wilson's NRG method to finite temperature Green's functions. Accurate results
for the frequency and temperature dependence of the single--particle spectral
densities and transport time $\tau(\omega,T)$ are obtained and used to extract
the temp... | 1993-10-14 | 2009-10-22 | [
"cond-mat"
] | T. A. Costi, A.C. Hewson and V. Zlatic |
cond-mat/9310033 | Pressure and density of vacancies in solid $^4$He | Crystals of $^4$He contain vacancies that move around by a quantum mechanical
hopping process. The density and pressure of these vacancies can be
experimentally studied. The accuracy of the experiments is high enough to
detect the effect of the Bose statistics of the vacancies. In this paper we
examine the effect of th... | 1993-10-14 | 2009-10-22 | [
"cond-mat"
] | Dirk Jan Bukman and J.M.J. van Leeuwen |
cond-mat/9310031 | Stability of Insulating Phases in the Hubbard Model: a Cluster Expansion | The stability of the insulating regime of the Hubbard model on a
$d$-dimensional lattice, which is characterized by an exponential decay of the
Green's functions, is investigated in terms of a cluster expansion. This
expansion for the Green's function is organized in terms of connected clustered
transfer matrices. An u... | 1993-10-14 | 2007-05-23 | [
"cond-mat"
] | K. Ziegler |
cond-mat/9310026 | Magneto-Optics of type-II superconductors | The magneto-optical activity of superconducting ${\rm YBa}_{2}{\rm
Cu}_{3}{\rm O}_{7}$ observed by Karrai {\it et al.} is not present in many
commonly employed models of vortex dynamics. Here we propose a simple, unifying
picture for the frequency dependent magneto-optic response of type-II
superconductors at low tempe... | 1993-10-13 | 2009-10-22 | [
"cond-mat"
] | E. Choi, H.-T. S. Lihn, H. D. Drew, and T. C. Hsu |
cond-mat/9310027 | Chiral Operator Product Algebra Hidden in Certain Fractional Quantum
Hall Wave Functions | In this paper we study the conditions under which an N-electron wave function
for a fractional quantum Hall (FQH) state can be viewed as N-point correlation
function in a conformal field theory (CFT). Several concrete examples are
presented to illustrate, when these condition are satisfied, how to ``derive''
or ``uncov... | 1993-10-13 | 2009-10-22 | [
"cond-mat",
"hep-th"
] | Xiao-Gang Wen and Yong-Shi Wu |
cond-mat/9310024 | Lattice Magnetic Walks | Sums of walks for charged particles (e.g. Hofstadter electrons) on a square
lattice in the presence of a magnetic field are evaluated. Returning loops are
systematically added to directed paths to obtain the unrestricted propagators.
Expressions are obtained for special values of the magnetic flux-per-plaquette
commens... | 1993-10-13 | 2009-10-22 | [
"cond-mat",
"hep-lat",
"hep-th"
] | Thomas Blum and Yonathan Shapir |
cond-mat/9310023 | Hole dynamics in a quantum antiferromagnet beyond the retraceable path
approximation | The one-hole spectral weight for two chains and two dimensional lattices is
studied numerically using a new method of analysis of the spectral function
within the Lanczos iteration scheme: the Lanczos spectra decoding method. This
technique is applied to the $t-J_z$ model for $J_z \to 0$, directly in the
infinite size ... | 1993-10-13 | 2009-10-22 | [
"cond-mat"
] | Q. F. Zhong, S. Sorella and A. Parola |
cond-mat/9310028 | Tunneling of a Quantized Vortex: Roles of Pinning and Dissipation | We have performed a theoretical study of the effects of pinning potential and
dissipation on vortex tunneling in superconductors. Analytical results are
obtained in various limits relevant to experiment. In general we have found
that pinning and dissipation tend to suppress the effect of the vortex velocity
dependent p... | 1993-10-13 | 2009-10-22 | [
"cond-mat"
] | Ping Ao and David J. Thouless |
cond-mat/9310025 | Temperature Derivative of the Superfluid Density in the Attractive
Hubbard model | Based on extensions of the grand-canonical Quantum Monte-Carlo algorithm to
incorporate magnetic fields, we provide numerical data confirming the existence
of a Kosterlitz-Thouless transition in the attractive Hubbard model. Here, we
calculate the temperature derivative of the superfluid density, to pin down the
transi... | 1993-10-13 | 2009-10-22 | [
"cond-mat"
] | F.F. Assaad, W. Hanke and D.J. Scalapino |
cond-mat/9310022 | Large N renormalization group study of the commensurate dirty boson
problem | (Short Description) We use a large N renormalization group method to study a
model of interacting boson system with a quenched random potential. | 1993-10-12 | 2009-10-22 | [
"cond-mat"
] | Yong Baek Kim and Xiao-Gang Wen |
cond-mat/9310020 | Half-Integral Spin-Singlet Quantum Hall Effect | We provide numerical evidence that the ground state of a short range
interaction model at $\nu=1/2$ is incompressible and spin-singlet for a wide
range of repulsive interactions. Furthermore it is accurately described by a
trial wave function studied earlier. For the Coulomb interaction we find that
this wave function ... | 1993-10-11 | 2009-10-22 | [
"cond-mat"
] | L. Belkhir, X.G. Wu, and J.K. Jain |
cond-mat/9310021 | From Cooper Pairs to Composite Bosons: A Generalized RPA Analysis of
Collective Excitations | The evolution of the ground state and the excitation spectrum of the two and
three dimensional attractive Hubbard model is studied as the system evolves
from a Cooper pair regime for weak attraction to a composite boson regime for a
strong attraction. | 1993-10-11 | 2009-10-22 | [
"cond-mat"
] | Lotfi Belkhir and Mohit Randeria |
cond-mat/9310019 | Fast Low Fidelity Microsimulation of Vehicle Traffic on Supercomputers | A set of very simple rules for driving behavior used to simulate roadway
traffic gives realistic results. Because of its simplicity, it is easy to
implement the model on supercomputers (vectorizing and parallel), where we have
achieved real time limits of more than 4~million~kilometers (or more than
53~million vehicle ... | 1993-10-10 | 2008-02-03 | [
"cond-mat",
"nlin.PS",
"patt-sol"
] | K. Nagel |
cond-mat/9310018 | Life-Times of Simulated Traffic Jams | We study a model for freeway traffic which includes strong noise taking into
account the fluctuations of individual driving behavior. The model shows
emergent traffic jams with a self-similar appearance near the throughput
maximum of the traffic. The lifetime distribution of these jams shows a short
scaling regime, whi... | 1993-10-10 | 2009-10-22 | [
"cond-mat",
"adap-org",
"chao-dyn",
"nlin.AO",
"nlin.CD",
"nlin.PS",
"patt-sol"
] | K. Nagel |
cond-mat/9310016 | Tolerance and Sensitivity in the Fuse Network | We show that depending on the disorder, a small noise added to the threshold
distribution of the fuse network may or may not completely change the
subsequent breakdown process. When the threshold distribution has a lower
cutoff at a finite value and a power law dependence towards large thresholds
with an exponent which... | 1993-10-08 | 2009-10-22 | [
"cond-mat"
] | G. George Batrouni, Alex Hansen, Gerald H. Ristow |
cond-mat/9310015 | Sharp and Smooth Boundaries of Quantum Hall Liquids | We study the transition between sharp and smooth density distributions at the
edges of Quantum Hall Liquids in the presence of interactions. We find that,
for strong confining potentials, the edge of a $\nu=1$ liquid is described by
the $Z_F=1$ Fermi Liquid theory, even in the presence of interactions, a
consequence of... | 1993-10-08 | 2009-10-22 | [
"cond-mat"
] | C. de C. Chamon and X. G. Wen |
cond-mat/9310013 | Mean Area of Self-Avoiding Loops | The mean area of two-dimensional unpressurised vesicles, or self-avoiding
loops of fixed length $N$, behaves for large $N$ as $A_0 N^{3/2}$, while their
mean square radius of gyration behaves as $R^2_0 N^{3/2}$. The amplitude ratio
$A_0/R_0^2$ is computed exactly and found to equal $4\pi/5$. The physics of the
pressuri... | 1993-10-08 | 2009-10-22 | [
"cond-mat",
"hep-th"
] | John Cardy |
cond-mat/9310014 | Functional Integral Approach to the Single Impurity Anderson Model | Recently, a functional integral representation was proposed by Weller
(Weller, W.: phys.~stat.~sol.~(b) {\bf 162}, 251 (1990)), in which the
fermionic fields strictly satisfy the constraint of no double occupancy at each
lattice site. This is achieved by introducing spin dependent Bose fields. The
functional integral m... | 1993-10-08 | 2009-10-22 | [
"cond-mat"
] | R. Bulla, J. Keller, T. Pruschke |
cond-mat/9310012 | Correlation Functions in Disordered Systems | {Recently, we found that the correlation between the eigenvalues of random
hermitean matrices exhibits universal behavior. Here we study this universal
behavior and develop a diagrammatic approach which enables us to extend our
previous work to the case in which the random matrix evolves in time or varies
as some exter... | 1993-10-07 | 2009-10-22 | [
"cond-mat"
] | E. Brezin and A. Zee |
cond-mat/9310017 | Quantum Group and Magnetic Translations. Bethe-Ansatz Solution for Bloch
Electrons in a Magnetic Field | We present a new approach to the problem of Bloch electrons in magnetic
field,\\ by making explicit a natural relation between magnetic translations
and the\\quantum group $U_{q}(sl_2)$. The approach allows to express the
spectrum and\\\ the Bloch function as solutions of the Bethe-Ansatz equations
typical for com\\ple... | 1993-10-07 | 2009-10-22 | [
"cond-mat"
] | P.B Wiegmann and A.V.Zabrodin |
cond-mat/9310010 | Universality of Brezin and Zee's Spectral Correlator | The smoothed correlation function for the eigenvalues of large hermitian
matrices, derived recently by Brezin and Zee [Nucl. Phys. B402 (1993) 613], is
generalized to all random-matrix ensembles of Wigner-Dyson type. Submitted to
Nuclear Physics B[FS]. | 1993-10-06 | 2007-05-23 | [
"cond-mat"
] | C.W.J. Beenakker (Instituut-Lorentz, Leiden, The Netherlands) |
cond-mat/9310009 | Geometric Aspects of Quantum Spin States | A number of interesting features of the ground states of quantum spin chains
are analized with the help of a functional integral representation of the
system's equilibrium states. Methods of general applicability are introduced in
the context of the SU($2S+1$)-invariant quantum spin-$S$ chains with the
interaction $-P^... | 1993-10-06 | 2009-10-22 | [
"cond-mat"
] | Michael Aizenman and Bruno Nachtergaele |
cond-mat/9310011 | On the Observability of Meso- and Macro-scopic Quantum Coherence of
Domain Walls in Magnetic Insulators | Results are presented of a numerical calculation of the tunneling gap for a
domain wall moving in the double well potential of a pair of voids in a
magnetic insulator. Both symmetric and asymmetric double well potentials are
considered. It is found that, even in the absence of dissipation, the prospects
for observing q... | 1993-10-06 | 2009-10-22 | [
"cond-mat"
] | Frank Gaitan |
cond-mat/9310008 | Selection, Stability and Renormalization | We illustrate how to extend the concept of structural stability through
applying it to the front propagation speed selection problem. This
consideration leads us to a renormalization group study of the problem. The
study illustrates two very general conclusions: (1) singular perturbations in
applied mathematics are bes... | 1993-10-05 | 2009-10-22 | [
"cond-mat",
"chao-dyn",
"nlin.CD"
] | Lin-Yuan Chen, Nigel Goldenfeld, Y. Oono, and Glenn Paquette
(Department of Physics, University of Illinois at Urbana-Champaign) |
cond-mat/9310007 | Persistent Currents in 1D Disordered Rings of Interacting Electrons | We calculate the persistent current of 1D rings of spinless fermions with
short-range interactions on a lattice with up to 20 sites, and in the presence
of disorder, for various band fillings. We find that {\it both} disorder and
interactions always decrease the persistent current by localizing the
electrons. Away from... | 1993-10-05 | 2009-10-22 | [
"cond-mat"
] | G. Bouzerar, D. Poilblanc, G. Montambaux |
cond-mat/9310006 | Complete Solution of a Supersymmetric Extended Hubbard Model | We show that the recently constructed exact solution of the $SU(2|2)$
extended Hubbard model on a one-dimensional lattice provides a complete set of
$4^L$ eigenstates of the hamiltonian, where $L$ is the length of the lattice. | 1993-10-05 | 2009-10-22 | [
"cond-mat",
"hep-th"
] | Kareljan Schoutens |
cond-mat/9310005 | Decay of metastable multicomponent mixture | The kinetics of the multicomponent condensation after the instantaneous
creation of the metastable state is described analytically. Manydimensional
problem is reduced to the one-dimensional case. All the main characteristics of
the process are obtained analytically with the help of iteration procedure. As
the result th... | 1993-10-03 | 2007-05-23 | [
"cond-mat"
] | V.Kurasov |
cond-mat/9310002 | Numerical Renormalization Group for Finite Fermi Systems | A numerical renormalization group technique based on Wilson's momentum shell
method is presented for interacting, finite fermi systems. Results for small
fullerene analogs show that the method is quite accurate to moderate values of
$U$, and qualitatively better than other approximation methods. The method has
potentia... | 1993-10-01 | 2009-10-22 | [
"cond-mat"
] | T.Tokuyasu, M.Kamal, and G.Murthy |
cond-mat/9310004 | Logistic Map: A Possible Random Number Generator | The logistic map is one of the simple systems exhibiting order to chaos
transition. In this work we have investigated the possibility of using the
logistic map in the chaotic regime ({\sc logmap}) for a pseudo random number
generator. To this end we have performed certain statistical tests on the
series of numbers obta... | 1993-10-01 | 2007-05-23 | [
"cond-mat"
] | S. C. Phatak and S. Suresh Rao, (International) |
cond-mat/9310003 | Localization of Elastic Layers by Correlated Disorder | The equilibrium behavior of a system of elastic layers under tension in the
presence of correlated disorder is studied using functional renormalization
group techniques. The model exhibits many of the features of the Bose glass
phase of type II superconductors induced by columnar defects, but may be more
directly appli... | 1993-10-01 | 2009-10-22 | [
"cond-mat"
] | Leon Balents (Harvard University) |
cond-mat/9310001 | Hole-Hole Contact Interaction in the t-J Model | Using an analytical variational approach we calculate the hole-hole contact
interaction on the N\'{e}el background. Solution of the Bethe-Salpeter equation
with this interaction gives bound states in $d$- and p-waves with binding
energies close to those obtained by numerical methods. At $t/J \ge 2-3$ the
bound state di... | 1993-10-01 | 2009-10-22 | [
"cond-mat"
] | A.L. Chernyshev, A.V. Dotsenko and O.P. Sushkov |
cond-mat/9309055 | Frequency Shifts and Linewidth Changes of Infrared-Active Phonons in
Double-Layered High-Temperature Superconductors | We calculate frequency shifts and changes in linewidths of infrared-active
phonons within a shell model for the bare phononic system coupled to an
electronic double-layer structure with inter-layer charge transfer. The
theoretical concept is applied to YBaCuO yielding a good description of
experimental results in the n... | 1993-09-30 | 2009-10-22 | [
"cond-mat"
] | G. Hastreiter, F. Forsthofer, J. Keller |
cond-mat/9309052 | Long-Range Correlations in Diffusive Systems Away from Equilibrium | We study the dynamics of density fluctuations in purely diffusive systems
away from equilibrium. Under some conditions the static density correlation
function becomes long-ranged. We then analyze this behavior in the framework of
nonequilibrium fluctuating hydrodynamics. | 1993-09-29 | 2009-10-22 | [
"cond-mat"
] | I.Pagonabarraga and M.Rubi (Departament de Fisica Fonamental,
Universitat de Barcelona) |
cond-mat/9309054 | A Bosonic Mean-Field Theory for Frustrated Heisenberg Antiferromagnets
in Two Dimensions | We use a recently developed bosonic mean-field theory (MFT) to study the
ordered ground states of frustrated Heisenberg antiferromagnets (FHAFM) in two
dimensions. We emphasize the role of condensates in satisfying the MF
variational equations and their relation to spin correlation functions at low
temperatures. Our re... | 1993-09-29 | 2007-05-23 | [
"cond-mat"
] | R. Chitra, Sumathi Rao and Diptiman Sen |
cond-mat/9309053 | Semiclassical Solution of One Dimensional Model of Kondo Insulator | The model of Kondo chain with $M$-fold degenerate band of conduction
electrons of spin 1/2 interacting with localized spins $S$ is studied for the
case when the electronic band is half filled. It is shown that the spectrum of
spin excitations in the continuous limit is described by the O(3) nonlinear
sigma model with t... | 1993-09-29 | 2009-10-22 | [
"cond-mat"
] | A. M. Tsvelik |
cond-mat/9309046 | Kondo Crossover In The Self-Consistent One-Loop Approximation" | The free energy and magnetization for the general $SU(N)$ one impurity Kondo
model in the magnetic field, $h$, are calculated by extending the previous
$1/N$ expansion technique: the saddle point is determined self-consistently to
the $1/N$ order. The obtained universal field dependent magnetization
$M(h/T_{K})$ by thi... | 1993-09-28 | 2009-10-22 | [
"cond-mat"
] | Junwu Gan (Department of Physics, The University of British Columbia) |
cond-mat/9309045 | On The Multichannel Kondo Model" | A detailed and comprehensive study of the one-impurity multichannel Kondo
model is presented. In the limit of a large number of conduction electron
channels $k \gg 1$, the low energy fixed point is accessible to a
renormalization group improved perturbative expansion in $1/k$. This
straightforward approach enables us t... | 1993-09-28 | 2009-10-22 | [
"cond-mat"
] | Junwu Gan (Department of Physics, The University of British Columbia) |
cond-mat/9309048 | On the Conductance Sum Rule for the Hierarchical Edge States of the
Fractional Quantum Hall Effect | The conductance sum rule for the hierarchical edge channel currents of a
Fractional Quantum Hall Effect state is derived analytically within the
Haldane-Halperin hierarchy scheme. We provide also an intuitive interpretation
for the hierarchical drift velocities of the edge excitations. | 1993-09-28 | 2009-10-22 | [
"cond-mat"
] | Zhong-Shui Ma, Yi-Xin Chen, Zhao-Bin Su |
cond-mat/9309044 | Non-Fermi Liquid Behavior In Quantum Critical Systems | The problem of an electron gas interacting via exchanging transverse gauge
bosons is studied using the renormalization group method. The long wavelength
behavior of the gauge field is shown to be in the Gaussian universality class
with a dynamical exponent $z=3$ in dimensions $D \geq 2$.
This implies that the gauge c... | 1993-09-28 | 2009-10-22 | [
"cond-mat"
] | Junwu Gan and Eugene Wong (Department of Physics, The University of
British Columbia) |
cond-mat/9309047 | Monte Carlo Renormalization Group Study of the d=1 XXZ Model | We report current progress on the synthesis of methods to alleviate two major
difficulties in implementing a Monte Carlo Renormalization Group (MCRG) for
quantum systems. In particular, we have utilized the loop-algorithm to reduce
critical slowing down, and we have implemented an MCRG method in which the
symmetries of... | 1993-09-28 | 2016-11-03 | [
"cond-mat"
] | M. Novotny and H.G. Evertz |
cond-mat/9309049 | Ac Stark Effects and Harmonic Generation in Periodic Potentials | The ac Stark effect can shift initially nonresonant minibands in
semiconductor superlattices into multiphoton resonances. This effect can result
in strongly enhanced generation of a particular desired harmonic of the driving
laser frequency, at isolated values of the amplitude. | 1993-09-28 | 2009-10-22 | [
"cond-mat"
] | Martin Holthaus and Daniel W. Hone |
cond-mat/9309051 | Maxwell-Chern-Simons Electrodynamics on a Disk | The Maxwell-Chern-Simons (MCS) Lagrangian is the Maxwell Lagrangian augmented
by the Chern-Simons (CS) term. In this paper, we study the MCS and Maxwell
Lagrangians on a disk $D$. They are of interest for the quantum Hall effect,
and also when the disk and its exterior are composed of different media. We
show that quan... | 1993-09-28 | 2009-10-22 | [
"cond-mat",
"hep-th"
] | A. P. Balachandran, L. Chandar, E. Ercolessi, T. R. Govindarajan and
R. Shankar |
cond-mat/9309050 | Algebraic Aspects of the Fractional Quantum Hall Effect | Some algebraic issues of the FQHE are presented. First, it is shown that on
the space of Laughlin wavefunctions describing the $\nu =1/m$ FQHE, there is an
underlying $W_{\infty}$ algebra, which plays the role of a spectrum generating
algebra and expresses the symmetry of the ground state. Its generators are
expressed ... | 1993-09-28 | 2009-10-22 | [
"cond-mat",
"hep-th"
] | Dimitra Karabali |
cond-mat/9309043 | The Anderson Model out of Equilibrium: Non-Crossing-Approximation
Approach to Transport through a Quantum Dot | The infinite-U Anderson model is applied to transport through a quantum dot.
The current and density of states are obtained via the non-crossing
approximation for two spin-degenerate levels weakly coupled to two leads. At
low temperatures, the Kondo peak in the equilibrium density of states strongly
enhances the linear... | 1993-09-27 | 2009-10-22 | [
"cond-mat"
] | Ned S. Wingreen and Yigal Meir |
cond-mat/9309042 | Optimized RVB states of the 2-d antiferromagnet: Ground state and
excitation spectrum | The Gutzwiller projection of the Schwinger-boson mean-field solution of the
2-d spin-1/2 antiferromagnet in a square lattice is shown to produce the
optimized, parameter-free RVB ground state. We get $-0.6688J$/site and $0.311$
for the energy and the staggered magnetization. The spectrum of the excited
states is found ... | 1993-09-27 | 2009-10-22 | [
"cond-mat"
] | Yong-Cong Chen and Kai Xiu |
cond-mat/9309041 | Theory of an elastic anomaly in the heavy fermion system CeTe | The elastic anomaly observed in the coherent Kondo state of Ce heavy fermion
compounds is analyzed by using the Anderson lattice model simulating the energy
level scheme of CeTe. The $\Gamma_7$ doublets and $\Gamma_8$ quartets of the 4f
states are considered in the model. We solve the mean field equations to derive
the... | 1993-09-24 | 2007-05-23 | [
"cond-mat"
] | Kikuo Harigaya and G. A. Gehring (Department of Physics, University of
Sheffield, Sheffield, United Kingdom) |
cond-mat/9309040 | Possible first order transition in the two-dimensional Ginzburg-Landau
model induced by thermally fluctuating vortex cores | We study the two-dimensional Ginzburg-Landau model of a neutral superfluid in
the vicinity of the vortex unbinding transition. The model is mapped onto an
effective interacting vortex gas by a systematic perturbative elimination of
all fluctuating degrees of freedom (amplitude {\em and} phase of the order
parameter fie... | 1993-09-24 | 2009-10-22 | [
"cond-mat"
] | Dierk Bormann (Augsburg U) and Hans Beck (Neuchatel U) |
cond-mat/9309039 | Exact calculation of the ground-state dynamical spin correlation
function of a S=1/2 antiferromagnetic Heisenberg chain with free spinons | We calculate the exact dynamical magnetic structure factor S(Q,E) in the
ground state of a one-dimensional S=1/2 antiferromagnet with gapless free S=1/2
spinon excitations, the Haldane-Shastry model with inverse-square exchange,
which is in the same low-energy universality class as Bethe's nearest-neighbor
exchange mod... | 1993-09-24 | 2009-10-22 | [
"cond-mat",
"hep-th"
] | F. D. M. Haldane and M. R. Zirnbauer |
cond-mat/9309037 | Confined quantum systems in one dimension and conductance oscillations
in narrow channels | An exactly solvable electron model of a confined system with inverse-square
interaction is presented. The ground state is given by the Jastrow-product
wavefunction of power-law form. We discuss the results in connection with
conductance oscillations observed in semiconductor nanostructures, for which
single-electron ch... | 1993-09-24 | 2009-10-22 | [
"cond-mat"
] | K. Vacek, A Okiji and N. Kawakami |
cond-mat/9309038 | Renormalized Harmonic-Oscillator Description of Confined Electron
Systems with Inverse-Square Interaction | An integrable model for SU($\nu$) electrons with inverse-square interaction
is studied for the system with confining harmonic potential. We develop a new
description of the spectrum based on the {\it renormalized
harmonic-oscillators} which incorporate interaction effects via the repulsion
of energy levels. This approa... | 1993-09-24 | 2009-10-22 | [
"cond-mat"
] | N. Kawakami |
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