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10 ZnO晶界扩散原理图与不同工艺ZnO扩散处理前后的退磁曲线[61]
Fig.10 Schematic illustration of GBD with ZnO (a) and demagnetization curves for sintered magnet and the magnets with ZnO diffusion (b)[61]