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Effect of Magnetostatic Interaction between Microvolumes on the Formation of the Domain Structure and Reversal of Magnetization in Sm(Co,Fe,Cu,Zr)7.5 Alloy

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Bulletin of the Russian Academy of Sciences: Physics Aims and scope

Abstract

A phenomenological approach is used to model the domain structure and reversal of magnetization in Sm(Co,Cu,Fe,Zr)7.5 alloy, along with its transformation after thermal treatment. It is assumed that the reversal of magnetization in these alloys is determined by the strength needed to detach domain walls from the sites to which they are attached. The formation of the domain structure is shown to depend on ratio of the critical strength of the field that detaches the domain walls (i.e., the strength of pinning) and the field of magnetostatic interaction.

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CONFLICT OF INTEREST

The author declares that he has no conflicts of interest.

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Correspondence to A. S. Lileev.

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Translated by M. Shmatikov

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Lileev, A.S. Effect of Magnetostatic Interaction between Microvolumes on the Formation of the Domain Structure and Reversal of Magnetization in Sm(Co,Fe,Cu,Zr)7.5 Alloy. Bull. Russ. Acad. Sci. Phys. 86, 584–587 (2022). https://doi.org/10.3103/S1062873822050161

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  • DOI: https://doi.org/10.3103/S1062873822050161

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