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Npj Comput. Mater. : 稀土磁体预测老“翻车”?可能电子排错队、原子 ...
稀土材料在高性能永磁体、风电电机、先进磁性器件等核心科技领域,发挥着不可替代的作用。支撑这些材料优异性能的关键,是所谓的磁晶各向异性(magnetocrystalline anisotropy, MA),即材料内部对磁化方向的“偏好”。MA越强,磁体越“稳定”,越适合高性能应用。
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