EAM Stands for Embedded Atom Method. The method was proposed by Daw and Baskes (Phys. Rev. B29, 6443 (1984), and other researcher have developed similar forms..
Etot total energy
V(rij) pair potential between atom i and atom j
r i electron density contributed by other atoms to site of atom i
f (rij) electron density from atom j to site of atom i
F(r i) embedding energy