Dzyaloshinskii-Moriya interaction and skyrmions in antiferromagnetic-based heterostructures

Y.Q. Guo,P. Li,Q.R. Cui,Y.L. Ga,L.M. Wang,H.X. Yang,J.J. Zhou,T. Zhu,C.Q. Hu, Y. Gao,C.L. He,S.P. Shen,S.G. Wang

Journal of Magnetism and Magnetic Materials（2023）

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摘要

•A systematic study on the magnetic properties is carried out by first-principles calculation.•The MgO/IrMn heterostructure gives rise to the large PMA and interfacial DMI.•The antiferromagnetic skyrmions can be induced without any external magnetic fields.

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关键词

Dzyaloshinskii-Moriya interaction,Perpendicular magnetic anisotropy,Antiferromagnetic skyrmions

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