Results 21 to 30 of about 146,177 (189)

On Duality of Two-dimensional Ising Model on Finite Lattice [PDF]

open access: yes, 1996
It is shown that the partition function of the 2d Ising model on the dual finite lattice with periodical boundary conditions is expressed through some specific combination of the partition functions of the model on the torus with corresponding boundary ...
%H.A. Kramers   +9 more
core   +3 more sources

Roughening and preroughening in the six vertex model with an extended range of interaction [PDF]

open access: yes, 1995
We study the phase diagram of the BCSOS model with an extended interaction range using transfer matrix techniques, pertaining to the (100) surface of single component fcc and bcc crystals.
Bastiaansen, Paul J. M.   +1 more
core   +2 more sources

Static universality of the Ising and Blume–Capel models on two-dimensional Penrose tiles

open access: yesResults in Physics, 2023
We study the phase transitions and the critical behavior of the Ising and Blume–Capel models on two kinds of two-dimensional Penrose tiles employing Monte Carlo methods and detailed finite-size scaling analysis.
Mouhcine Azhari, Unjong Yu
doaj   +1 more source

Ising model from intertwiners [PDF]

open access: yesAnnales de l’Institut Henri Poincaré D, Combinatorics, Physics and their Interactions, 2016
Spin networks appear in a number of areas, for instance in lattice gauge theories and in quantum gravity. They describe the contraction of intertwiners according to the underlying network. We show how a certain generating function of intertwiner contractions for arbitrary networks, when restricted to a square lattice is exactly related to the high ...
Dittrich, Bianca, Hnybida, Jeff
openaire   +2 more sources

Application of convolutional neural networks to spin models studies

open access: yesSt. Petersburg Polytechnical University Journal: Physics and Mathematics, 2022
Nowadays, methods and techniques of Deep Learning are being used in various scientific areas. In this paper, the applying of convolutional neural network was considered in frame of problems from statistical physics and computer simulation of magnetic ...
Perzhu Aleksandr   +5 more
doaj   +1 more source

Global quantum correlations in finite-size spin chains

open access: yesNew Journal of Physics, 2013
We perform an extensive study of the properties of global quantum correlations in finite-size one-dimensional quantum spin models at finite temperature. By adopting a recently proposed measure for global quantum correlations (Rulli and Sarandy 2011 Phys.
S Campbell   +6 more
doaj   +1 more source

Nonreciprocal Ising Model

open access: yesPhysical Review Letters
Systems with nonreciprocal interactions generically display time-dependent states. These are routinely observed in finite systems, from neuroscience to active matter, in which globally ordered oscillations exist. However, the stability of these uniform nonreciprocal phases in noisy spatially-extended systems, their fate in the thermodynamic limit, and ...
Yael Avni   +4 more
openaire   +3 more sources

Nonequilibrium Zaklan model on Apollonian Networks

open access: yes, 2012
The Zaklan model had been proposed and studied recently using the equilibrium Ising model on Square Lattices (SL) by Zaklan et al (2008), near the critica temperature of the Ising model presenting a well-defined phase transition; but on normal and ...
André A. Moreira   +13 more
core   +1 more source

TwoDimensional IsingModel ApplicationWith MONTE CARLO Method [PDF]

open access: yesمجلة جامعة الانبار للعلوم الصرفة, 2014
The location of the phase transition in the two dimensional Ising model were determined using Monte Carlo simulation with importance sampling. The magnetization persite ,energy per site , magnetic susceptibility , specific heat of a Ferromagnetic ...
Dhia K. Khudier, Nabeil A. Fawaz
doaj   +1 more source

Thermal Operators in Ising Percolation

open access: yes, 1999
We discuss a new cluster representation for the internal energy and the specific heat of the d-dimensional Ising model, obtained by studying the percolation mapping of an Ising model with an arbitrary set of antiferromagnetic links. Such a representation
Coniglio A   +10 more
core   +1 more source

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