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17 晶界扩散制备高矫顽力高剩磁黏结磁体的原理示意图
Fig.17 Schematic of preparing bonded magnets with high coercivity and remanence by GBD