合金化元素对W-Cu体系多类界面特征影响的第一性原理计算
盖逸冰, 唐法威, 侯超, 吕皓, 宋晓艳()
First-Principles Calculation on the Influence of Alloying Elements on Interfacial Features of W-Cu System
GAI Yibing, TANG Fawei, HOU Chao, LU Hao, SONG Xiaoyan()

图6. Sc和Y元素在W晶界偏聚前后的模型示意图和布居值分析图

Fig.6. Model diagrams and population analyses of Sc and Y elements at the W grain boundary before and after segregation
(a) before Y segregation (b) after Y segregation (c) before Sc segregation (d) after Sc segregation