Search Results - subject:"Ising Model"

Enforcing social behavior in an Ising model with complex neighborhoods

Cajueiro, D.O. - In: Physica A: Statistical Mechanics and its Applications 390 (2011) 9, pp. 1695-1703

We consider the problem of enforcing desired behavior in a population of individuals modeled by an Ising model … modeled by the Ising model seems to be an unexplored field. First, we provide and analytically characterize an optimal policy …

Persistent link: https://www.econbiz.de/10010591275

One-dimensional kinetic diluted Ising model. Exact solution for correlation functions

Aliev, M.A.; Kuchanov, S.I. - In: Physica A: Statistical Mechanics and its Applications 305 (2002) 3, pp. 553-573

correlation functions has been derived for the case of one-dimensional diluted kinetic Ising model. The distribution of magnetic …

Persistent link: https://www.econbiz.de/10011061561

Ising model versus normal form game

Galam, Serge; Walliser, Bernard - In: Physica A: Statistical Mechanics and its Applications 389 (2010) 3, pp. 481-489

The 2-spin Ising model in statistical mechanics and the 2×2 normal form game in game theory are compared. All … adding a new coupling term to the Ising model, even if that term has up to now no physical meaning. An individual complete …

Persistent link: https://www.econbiz.de/10011057298

Granger causality and the inverse Ising problem

Pellicoro, Mario; Stramaglia, Sebastiano - In: Physica A: Statistical Mechanics and its Applications 389 (2010) 21, pp. 4747-4754

The inference of the couplings of an Ising model with given means and correlations is called the inverse Ising problem … used to learn the couplings of an Ising model, also in the case of asymmetric connections and for multispin interactions …

Persistent link: https://www.econbiz.de/10011059709

Percolation of interacting particles on heterogeneous surfaces

Giménez, M.C.; Ramirez-Pastor, A.J.; Nieto, F. - In: Physica A: Statistical Mechanics and its Applications 389 (2010) 8, pp. 1521-1529

The percolation problem of interacting particles on square lattices with two kinds of energetically different sites is studied. Square lattices formed by collections of either randomly or orderly distributed sites are generated. The system is characterized by two parameters, namely, the...

Persistent link: https://www.econbiz.de/10011061193

Monte Carlo simulation of the compensation and critical behaviors of a ferrimagnetic core/shell nanoparticle Ising model

Zaim, Ahmed; Kerouad, Mohamed - In: Physica A: Statistical Mechanics and its Applications 389 (2010) 17, pp. 3435-3442

A Monte Carlo simulation has been used to study the magnetic properties and the critical behaviors of a single spherical nanoparticle, consisting of a ferromagnetic core of σ=±12 spins surrounded by a ferromagnetic shell of S=±1, 0 or S=±12, ±32 spins with antiferromagnetic interface...

Persistent link: https://www.econbiz.de/10011061451

Phase diagrams of competing quadruple and binary interactions on Cayley tree-like lattice: Triangular Chandelier

Uğuz, Selman; Akin, Hasan - In: Physica A: Statistical Mechanics and its Applications 389 (2010) 9, pp. 1839-1848

We study the phase diagrams for the Ising model on a Cayley tree-like lattice, called Triangular Chandelier, with …

Persistent link: https://www.econbiz.de/10011063032

The random-field Ising model with asymmetric bimodal probability distribution

Hadjiagapiou, I.A. - In: Physica A: Statistical Mechanics and its Applications 389 (2010) 19, pp. 3945-3955

The Ising model, in the presence of a random field, is investigated within the mean-field approximation based on Landau …

Persistent link: https://www.econbiz.de/10011063301

The effective-field theory studies of critical phenomena in a mixed spin-1 and spin-2 Ising model on honeycomb and square lattices

Deviren, Bayram; Ertaş, Mehmet; Keskin, Mustafa - In: Physica A: Statistical Mechanics and its Applications 389 (2010) 10, pp. 2036-2047

An effective-field theory with correlations has been used to study critical behaviors of a mixed spin-1 and spin-2 Ising system on a honeycomb and square lattices in the absence and presence of a longitudinal magnetic field. The ground-state phase diagram of the model is obtained in the...

Persistent link: https://www.econbiz.de/10011064294

Phase diagram of a mixed spin-1 and spin-3/2 Ising ferrimagnet

Žukovič, M.; Bobák, A. - In: Physica A: Statistical Mechanics and its Applications 389 (2010) 23, pp. 5402-5407

Critical and compensation properties of a mixed spin-1 and spin-3/2 Ising ferrimagnet on a square lattice are investigated by standard and histogram Monte Carlo simulations. The critical temperature is studied as a function of single-ion anisotropy strength. The second order of the phase...

Persistent link: https://www.econbiz.de/10011064670