Edge effects on the characteristics of uranium diffusion on graphene and graphene nanoribbons
Cheng Cheng1, †, , Han Han1, Ren Cui-Lan1, 2, Wang Chang-Ying1, 3, Shao Kuan1, Huai Ping1, ‡,
       

Schematic representation of the graphene cell used in the calculations and two diffusion paths of A and B on graphene.