Al-Li合金中 δ′/θ′/δ′复合沉淀相结构演化及稳定性的第一性原理探究

王硕, 王俊升

Structural Evolution and Stability of the δ′/θ′/δ′ Composite Precipitate in Al-Li Alloys: A First-Principles Study

WANG Shuo, WANG Junsheng

图3 δ'/θ'/δ'复合沉淀相由同相#2转变为反相a /2[010]和a /2[110]结构以及转变过程中界面δ'端的原子结构示意图

Fig.3 Schematics showing the transformation of the composite precipitate δ'/θ'/δ' from in-phase #2 (a) to anti-phase a /2[010] (b) and to anti-phase a /2[110] (c), and the atomic structure of the δ' phase during the transformation (d)