钕铁硼永磁晶界扩散技术和理论发展的几个问题
刘仲武, 何家毅

Several Issues on the Development of Grain Boundary Diffusion Process for Nd-Fe-B Permanent Magnets
LIU Zhongwu, HE Jiayi
图15 Pr-Al-Cu合金扩散前后磁体的抗压曲线及断裂后的形貌[78]
Fig.15 Stress-strain curves of the original and Pr-Al-Cu diffused magnets (a) and SEM image of the fracture morphology of Pr-Al-Cu diffused magnet (b)[78]