Molecular dynamics simulation of nanoscale surface diffusion of heterogeneous adatoms clusters
Imran Muhammad1, †, , Hussain Fayyaz1, Rashid Muhammad2, Ismail Muhammad3, Ullah Hafeez1, 6, Cai Yongqing4, Javid M Arshad5, Ahmad Ejaz1, Ahmad S A6
       

(a)–(f) Typical exchange process in the case of the binary dimer adatoms cluster. Blue, yellow, and white balls represents Ag (surface), Zr (adatom), and Cu (adatom), respectively.