Influence of Dzyaloshinskii-Moriya interaction on the magnetic vortex gyration driven by a spin-polarized current

Huanan Li,Dan Wang,Yifan Zhao,Yue Hu,Ziwei Fan,Yan Liu

Journal of Magnetism and Magnetic Materials（2020）

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摘要

•Dynamics in the presence of DMI induced by a spin-polarized current.•Two different magnetic vortex gyration have been analyzed.•A new dynamic behavior caused by DMI with exotic dynamic features.•Trajectory shape, radius, velocity, eigenfrequency, excitation time.

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关键词

Dzyaloshinskii-Moriya interaction,Spin-polarized current,Magnetic vortex,Gyration,Micromagnetic simulation

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