镍基高温合金中<strong>S</strong>元素对基体与热障涂层界面稳定性的影响

镍基高温合金中S元素对基体与热障涂层界面稳定性的影响

王京京, 姚志浩, 张鹏, 赵杰, 张迈, 王蕾, 董建新, 陈迎

Effect of Element S on Interfacial Stability of Matrix and Thermal Barrier Coating in Nickle-Based Superalloys

WANG Jingjing, YAO Zhihao, ZHANG Peng, ZHAO Jie, ZHANG Mai, WANG Lei, DONG Jianxin, CHEN Ying

表1 Ni₃Al/NiAl界面模型界面黏附功计算值

Table 1 Calculated values of interface adhesion work of Ni₃Al/NiAl interface model

System	A / nm²	E_S1 / eV	E_S2 / eV	E_S1/S2 / eV	W_ad / (J·m^-2)
Pure interface	0.8903	-235.024	-241.350	-494.860	3.427
Interface with S	0.8967	-235.024	-241.350	-496.204	3.394