Grain boundary restructuring and La/Ce/Y application in Nd–Fe–B magnets
(a) Typical fractograph and EPMA mappings of (b) Nd, (c) Ce, (d) La, (e) Fe, and (f) O for the MMP magnet with 9 wt.% La–Ce.[
Grain boundary restructuring and La/Ce/Y application in Nd–Fe–B magnets |
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(a) Typical fractograph and EPMA mappings of (b) Nd, (c) Ce, (d) La, (e) Fe, and (f) O for the MMP magnet with 9 wt.% La–Ce.[ |
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