OALib Journal期刊
ISSN: 2333-9721
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六方Al14.2(Fe,V)3.0Si1.3准晶近似晶体相的电子衍射分析
, PP. 1127-1133
Keywords: 六方Al-(Fe,V)-Si相,电子衍射
Abstract:
利用选区电子衍射和会聚束衍射研究了喷射沉积Al-Fe-V-Si合金中一种六方相的晶体结构,其点阵常数为a=2.52nm,c=1.26nm,空间群为P6/mmm.该六方相与立方相具有固定取向关系,且EDS分析表明,两相成分相近.系统对比分析SAED花样发现,六方相的某些带轴衍射谱具有立方相的二十面本结构基元表现出的衍射特征.
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