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Bethe Approximation for a Two-Dimensional Spin-Pseudospin System


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Abstract

We have treated a two-dimensional spin-pseudospin model, which generalizes a diluted antiferromagnetic Ising model with charged nonmagnetic impurities in the case of two types of charges. The analytical results in the Bethe approximation are compared with the results of numerical simulation using the classical Monte Carlo method for various parameters.

About the authors

Yu. D. Panov

Ural Federal University Named after the First President of Russia B.N. Yeltsin

Author for correspondence.
Email: yuri.panov@urfu.ru
Russian Federation, Yekaterinburg

A. S. Moskvin

Ural Federal University Named after the First President of Russia B.N. Yeltsin

Email: yuri.panov@urfu.ru
Russian Federation, Yekaterinburg

V. A. Ulitko

Ural Federal University Named after the First President of Russia B.N. Yeltsin

Email: yuri.panov@urfu.ru
Russian Federation, Yekaterinburg

A. A. Chikov

Ural Federal University Named after the First President of Russia B.N. Yeltsin

Email: yuri.panov@urfu.ru
Russian Federation, Yekaterinburg

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