摘要:对长程有序金属间化合物Fe3Al(Fe-28A1)进行淬火处理(有序度截留)研究,处理后获得的B2结构对Fe3Al的力学性能产生了极大的影响,实验结果表明,处理后Fe3Al的硬度和强度有明显的下降.运用固体与分子经验电子理论(EET)对比研究了Fe3A1金属间化合物的两种结构(DO3型和B2型)价电子结构与其力学性能的关系,发现价电子结构与力学性能之间有很好的相关性.
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