CuInconel 718合金Nb偏析影响机理的第一性原理研究
李亚敏, 张瑶瑶, 赵旺, 周生睿, 刘洪军

First-Principles Study on the Effect of Cu on Nb Segregation in Inconel 718 Alloy
LI Yamin, ZHANG Yaoyao, ZHAO Wang, ZHOU Shengrui, LIU Hongjun
表5 掺杂前后各体系的重叠聚居数
Table 5 Overlapping populations of systems before and after doping
AtomNi19Fe6Cr6NbNi18Fe6Cr6NbCu
PopulationLength / nmPopulationLength / nm
Fe-Ni0.190.2510860.200.251930
Cr-Fe-0.020.2475380.030.248490
Cr-Ni0.040.2507890.050.250421
Ni-Ni0.190.2500510.190.250101
Fe-Nb-0.170.258629-0.180.257657
Ni-Nb-0.130.253356-0.130.253710
Ni-Cu--0.130.250674
Cr-Cu---0.160.249645
Fe-Cu--0.110.244092