# bulk Ni in MEAM units metal atom_style atomic lattice fcc 3.52 region box block 0 20 0 20 0 20 create_box 1 box create_atoms 1 box pair_style meam pair_coeff * * library.meam Ni4 Ni.meam Ni4 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 thermo 50 run 100