Enhanced magnetic properties and improving thermal stability for sintered Nd-Fe-B magnets prepared by two-step grain boundary diffusion processes

X.T. Yan,Y.H. Hou,Z.Q. Shi, H.X. Nie, Y.X. Zhou,Y.L. Huang,J.M. Luo, W. Chen,Z.S. Pang, H.Y. Mao,Z.C. Zhong

Journal of Magnetism and Magnetic Materials(2019)

Cited 9|Views57
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Abstract
•Two-step grain boundary diffusion processes were carried out to prepare magnet.•Magnetic properties and thermal stability were greatly improved.•The optimization of microstructure contribute to the improved properties.
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Key words
Two-step diffusion,Dy/Al films,Magnetron sputtering,Thermal stability
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