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most citedAdvanced capabilities for materials modelling with Quantum ESPRESSO

7.7k citations

Showing 2014 · cond-mat.stat-mechShow all

14 papers · 2 filters

cond-mat.stat-mech2014★ 37 cited

Fisher's scaling relation above the upper critical dimension

R. Kenna, B. Berche

Fisher's fluctuation-response relation is one of four famous scaling formulae and is consistent with a vanishing correlation-function anomalous dimension above the upper critical d…

cond-mat.stat-mech2014★ 14 cited

Fluctuations of the heat exchanged between two quantum spin chains

Gabriel T. Landi, Dragi Karevski

The statistics of the heat exchanged between two quantum XX spin chains prepared at different temperatures is studied within the assumption of weak coupling. This provides simple f…

cond-mat.stat-mech2014★ 20 cited

Exact solution of the dimer model: Corner free energy, correlation functions and combinatorics

Nicolas Allegra

In this work, some classical results of the pfaffian theory of the dimer model based on the work of Kasteleyn, Fisher and Temperley are introduced in a fermionic framework. Then we…

cond-mat.stat-mech2014★ 42 cited

Finite-size scaling above the upper critical dimension in Ising models with long-range interactions

E. J. Flores-Sola, B. Berche, R. Kenna +1

The correlation length plays a pivotal role in finite-size scaling and hyperscaling at continuous phase transitions. Below the upper critical dimension, where the correlation lengt…

cond-mat.stat-mech2014★ 6 cited

Probability distribution of the number of distinct sites visited by a random walk on the finite-size fully-connected lattice

L. Turban

The probability distribution of the number of distinct sites visited up to time by a random walk on the fully-connected lattice with sites is first obtained by solving…

cond-mat.stat-mech2014★ 13 cited

Chiral SU(2)_k currents as local operators in vertex models and spin chains

R. Bondesan, J. Dubail, A. Faribault +1

The six-vertex model and its spin- descendants obtained from the fusion procedure are well-known lattice discretizations of the SU WZW models, with . It is shown th…

cond-mat.stat-mech2014★ 24 cited

DMRG study of the Berezinskii-Kosterlitz-Thouless transitions of the 2D five-state clock model

Christophe Chatelain

The two Berezinskii-Kosterlitz-Thouless phase transitions of the two-dimensional 5-state clock model are studied on infinite strips using the DMRG algorithm. Because of the open bo…

cond-mat.stat-mech2014★ 4 cited

Stability of the Griffiths phase in the 2D Potts model with correlated disorder

Christophe Chatelain

A Griffiths phase has recently been observed by Monte Carlo simulations in the 2D -state Potts model with strongly correlated quenched random couplings. In particular, the magne…

cond-mat.stat-mech2014★ 10 cited

Evolution of the magnetization after a local quench in the critical transverse-field Ising chain

F. Iglói, G. Roósz, L. Turban

We study the time evolution of the local magnetization in the critical Ising chain in a transverse field after a sudden change of the parameters at a defect. The relaxation of the…

cond-mat.stat-mech2014

On non-local representations of the ageing algebra in dimensions

Stoimen Stoimenov, Malte Henkel

Non-local representations of the ageing algebra for generic dynamical exponents and for any space dimension are constructed. The mechanism for the closure of the Lie…

cond-mat.stat-mech2014★ 6 cited

Crossover properties of a one-dimensional reaction-diffusion process with a transport current

Jean-Yves Fortin

One-dimensional non-equilibrium models of particles subjected to a coagulation-diffusion process are important in understanding non-equilibrium dynamics, and fluctuation-dissipatio…

cond-mat.stat-mech2014★ 12 cited

Grassmannian representation of the two-dimensional monomer-dimer model

Nicolas Allegra, Jean-Yves Fortin

We present an application of the Grassmann algebra to the problem of the monomer-dimer statistics on a two-dimensional square lattice. The exact partition function, or total number…

cond-mat.stat-mech2014★ 1 cited

Scaling functions and amplitude ratios for the Potts model on an uncorrelated scale-free network

M. Krasnytska

We study the critical behaviour of the -state Potts model on an uncorrelated scale-free network having a power-law node degree distribution with a decay exponent . Previous d…

cond-mat.stat-mech2014★ 93 cited

Quantum quench from a thermal tensor state: boundary effects and generalized Gibbs ensemble

Mario Collura, Dragi Karevski

We consider a quantum quench in a non-interacting fermionic one-dimensional field-theory. The system of size is initially prepared into two halves () an…