Comparisons between adsorption and diffusion of alkali, alkaline earth metal atoms on silicene and those on silicane: Insight from first-principles calculations
Xu Bo†, , Lu Huan-Sheng, Liu Bo, Liu Gang, Wu Mu-Sheng, Ouyang Chuying
       

Diffusion energy barriers and diffusion paths for alkali and alkaline-earth atoms adsorbed on silicene and silicane.