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JOURNALS // Pis'ma v Zhurnal Èksperimental'noi i Teoreticheskoi Fiziki // Archive

Pis'ma v Zh. Èksper. Teoret. Fiz., 2022 Volume 115, Issue 3, Pages 176–183 (Mi jetpl6603)

This article is cited in 6 papers

CONDENSED MATTER

Equations of correlational magnetodynamics for ferromagnetic materials

A. V. Ivanov, E. V. Zipunova, S. A. Khilkov

Keldysh Institute of Applied Mathematics, Russian Academy of Sciences, Moscow, 125047 Russia

Abstract: A new system of equations for correlational magnetodynamics was developed by means of Bogoliubov hierarchy and new approximation for multiparticle distribution functions. The system consists of two equations. One is Landau–Lifshitz–Bloch like equation, and the other describes the evolution of pair correlations. Computational results show that correlational magnetodynamics model match the direct Landau–Lifshitz better than the standard Landau–Lifshitz–Bloch equation.

Received: 04.12.2021
Revised: 18.12.2021
Accepted: 19.12.2021

DOI: 10.31857/S1234567822030077


 English version:
Journal of Experimental and Theoretical Physics Letters, 2022, 115:3, 153–160


© Steklov Math. Inst. of RAS, 2024