The role of grain boundary magnetism in the temperature-dependent coercivity of Nd-Fe-B magnet

15:05 〜 15:20

[S5.5] The role of grain boundary magnetism in the temperature-dependent coercivity of Nd-Fe-B magnet

*Li Jiangnan¹, Tang Xin¹, Sepehri-Amin Hossein¹, Ohkubo Tadakatsu¹, Hono Kazuhiro¹, Hioki Keiko², Hattori A.² (1. CMSM-NIMS、2. Daido Steel Co., Ltd)

キーワード：Nd-Fe-B magnet、temperature-dependent coercivity、temperature coefficient of coercivity、grain boundary

In this work combining experiment and simulation, we explored the underlying physics of temperature dependence of magnet coercivity.

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