O原子对高温合金基体Ni、Co和NiCr晶界作用的理论计算分析

李昕, 江河, 姚志浩, 董建新

Theoretical Calculation and Analysis of the Effect of Oxygen Atom on the Grain Boundary of Superalloy Matrices Ni, Co and NiCr

LI Xin, JIANG He, YAO Zhihao, DONG Jianxin

图8 Lozovoi模型图示[25]

Fig.8 Lozovoi models of work of separation wsep[25] (Wsep(A)—work of separation of pure grain boundary, Wsep(B)—work of separation of grain boundary with impurity atom, Wsep(C)—work of separation of grain boundary without impurity atom)