Energetics and diffusion of point defects in Au/Ag metals: A molecular dynamics study

Liu Zhi-Yong, He Bin, Qu Xin, Niu Li-Bo, Li Ru-Song^†, Wang Fei^‡

Plots of simulated MSD versus time for (a) He atom and (b) He–vacancy defects in Ag metal at temperatures T = 1500 K, 1600 K, 1700 K, 1800 K, 1900 K, and 2000 K, respectively.