# bulk Cu in EAM units metal atom_style atomic lattice fcc 3.615 region box block 0 20 0 20 0 20 create_box 1 box create_atoms 1 box pair_style eam pair_coeff 1 1 Cu_u3.eam velocity all create 1600.0 376847 loop geom neighbor 1.0 bin neigh_modify delay 5 every 1 fix 1 all nve timestep 0.005 run 100