全高丰度稀土(Ce, La, Y)-Fe-B永磁的研究现状和未来发展
刘仲武, 周帮, 廖雪峰, 何家毅

Research Status and Future Development of (Ce, La, Y)-Fe-B Permanent Magnets Based on Full High-Abundance Rare Earth Elements
LIU Zhongwu, ZHOU Bang, LIAO Xuefeng, HE Jiayi
图6 (Ce1 - x La x )Fe2相的形成能、(Ce1 - x La x )17Fe78B6快淬合金的XRD精修图谱[42]以及Ce17Fe78 - x B6Si x[55]和Ce16Fe78 - x B6Ge x 快淬合金的退磁曲线[74]
Fig.6 Calculated formation energiesfor (Ce1 - x La x )Fe2 phase (Inset shows the schematic illustration of the cubic CeFe2 crystal) (a), XRD refinement spectra for (Ce1 - x La x )17Fe78B6 alloys[42] (b), demagnetization curves for the as-spun Ce17Fe78 - x B6Si x (Insets in Fig.6c show the microstructure evolutions of Ce17Fe78 - x B6Si x alloys)[55] (c) and Ce16Fe78 - x B6Ge x alloys (Inset shows the HRTEM image of Ce16Fe77.8B6Ge0.2 alloy)[74] (d)