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cond-mat.stat-mech2002★ 32 cited

The statistical mechanics of the classical two-dimensional Coulomb gas is exactly solved

L. Samaj

The model under consideration is a classical 2D Coulomb gas of pointlike positive and negative unit charges, interacting via a logarithmic potential. In the whole stability range o…

quant-ph2002★ 4 cited

Evolution of quantum systems with a scaling type of time-dependent Hamiltonians

L. Samaj

We introduce a new class of quantum models with time-dependent Hamiltonians of a special scaling form. By using a couple of time-dependent unitary transformations, the time evoluti…

quant-ph2002★ 39 cited

Realistic fast quantum gates with hot trapped ions

Marek Sasura, Andrew M. Steane

The "pushing gate" proposed by Cirac and Zoller in 2000 for quantum logic in ion traps is discussed, in which a force is used to give a controlled push to a pair of trapped ions an…

cond-mat.mes-hall2002★ 2 cited

Conductance statistics near the Anderson transition

P. Markos

Paper reviews recent numerical data for the conductance distribution of disordered systems in the critical regime and in the localized regime. Of particular interest is the non-ana…

nucl-ex2002★ 20 cited

Heavy Residues with A<90 in the Asymmetric Reaction of 20 AMeV 124Sn+27Al as a Sensitive Probe of the Onset of Multifragmentation

M. Veselsky, G. A. Souliotis, G. Chubarian +6

The cross sections and velocity distributions of heavy residues from the reaction of 20 AMeV 124Sn + 27Al have been measured at forward angles using the MARS recoil separator at Te…

math-ph2002★ 3 cited

Universal behavior of quantum Green's functions

L. Samaj, J. K. Percus, P. Kalinay

We consider a general one-particle Hamiltonian H = - Δ_r + u(r) defined in a d-dimensional domain. The object of interest is the time-independent Green function G_z(r,r') = < r | (…

cond-mat.stat-mech2002★ 1 cited

Exact Solution of a Charge-Asymmetric Two-Dimensional Coulomb Gas

L. Samaj

The model under consideration is an asymmetric two-dimensional Coulomb gas of positively (q_1=+1) and negatively (q_2=-1/2) charged pointlike particles, interacting via a logarithm…

hep-lat2002

Center Vortices at N > 4 Colors

J. Greensite, S. Olejnik

We discuss two issues related to the physics of center vortices in pure SU(N) lattice gauge theory at large N: (1) Center vortices are stable classical solutions of the Wilson acti…

hep-lat2002★ 23 cited

k-String Tensions and Center Vortices at Large N

J. Greensite, S. Olejnik

We point out that there is a natural explanation, in terms of the center vortex confinement mechanism, for the expected Casimir/Sine Law scaling of k-string tensions in the large N…

astro-ph2002

Classical dense matter physics:some basic methods and results

V. Celebonovic

This is an intorduction to some of the basic methods and results of dense matter physics.It is aimed at readers interested in astrophysical and physical applications.

hep-ph2002★ 39 cited

Nucleon electromagnetic structure revisited

Stanislav Dubnicka, Anna-Zuzana Dubnickova, Peter Weisenpacher

Unitary and analytic ten-resonance model of the nucleon electromagnetic (e.m.) structure with canonical normalizations and QCD (up to the logarithmic correction) asymptotics is con…

hep-th2002★ 12 cited

Spontaneous symmetry breaking in light front field theory

L. Martinovic

A semiclassical picture of spontaneous symmetry breaking in light front field theory is formulated. It is based on a finite-volume quantization of self-interacting scalar fields ob…

cond-mat.mes-hall2002★ 6 cited

Coherent resistance of a disordered 1D wire: Expressions for all moments and evidence for non-Gaussian distribution

P. Vagner, P. Markos, M. Mosko +1

We study coherent electron transport in a one-dimensional wire with disorder modeled as a chain of randomly positioned scatterers. We derive analytical expressions for all statisti…

astro-ph2002

The plasma-solid transition:some implications in astrophysics

V. Celebonovic, W. Dappen

Using a criterion proposed by Salpeter,and standard solid state physics,we have determined the Debye temperature of a solid in equilibrium with the electron gas surrounding it.The…

astro-ph2002

The plasma-solid equilibrium an in Debye plasma

V. Celebonovic

Using the Salpeter criterion and known results from solid state physics,the Debye temperature of a solid in equilibrium with a Debye-Huckel plasma was calculated.This result could…

cond-mat.stat-mech2002★ 22 cited

Microstructure and Velocity of Field-Driven SOS Interfaces: Analytic Approximations and Numerical Results

P. A. Rikvold, M. Kolesik

The local structure of a solid-on-solid (SOS) interface in a two-dimensional kinetic Ising ferromagnet with single-spin-flip Glauber dynamics, which is driven far from equilibrium…

hep-ph2002★ 10 cited

Asymptotic conditions for electromagnetic form factors of hadrons represented by VMD model

C. Adamuscin, A. Z. Dubnickova, S. Dubnicka +2

A system of linear homogeneous algebraic equations for coupling constant ratios of vector-mesons to hadrons is derived by imposing an asymptotic behaviuor upon the VMD pole paramet…

cond-mat.soft2002★ 7 cited

Nonadiabatic effects in a generalized Jahn-Teller lattice model: heavy and light polarons, pairing and metal-insulator transition

Eva Majernikova, J. Riedel, S. Shpyrko

The ground state polaron potential of 1D lattice of two-level molecules with spinless electrons and two Einstein phonon modes with quantum phonon-assisted transitions between the l…

hep-ph2002

The Mesons in Processes and Chiral Symmetry

Yu. S. Surovtsev, D. Krupa, M. Nagy

In a combined analysis of the experimental data on the coupled processes in the channel with , the following results are obtained in a model…

cond-mat2002

Total-energy-based structure prediction for d(AlNiCo)

Christopher L. Henley, Marek Mihalkovic, Michael Widom

One may predict a quasicrystal structure starting from electrons and quantum mechanics, as approximated by interatomic pair potentials calibrated with ab-initio total-energy calcul…