echo both units metal dimension 3 boundary p p p atom_style full region region1 block -200.0 212.56 -200.0 221.75 -100.0 207.70 create_box 4 region1 mass 1 10.81000000 mass 2 14.00700000 mass 3 10.81000000 mass 4 14.00700000 read_data input.lmp add append velocity all create 300.0 4928459 rot yes dist gaussian timestep 0.0001 thermo 1 pair_style hybrid/overlay tersoff ilp/graphene/hbn 16.0 coul/shield 16.0 1.0 pair_coeff * * tersoff BNC.tersoff B N B N pair_coeff * * ilp/graphene/hbn BNCH.ILP B N B N pair_coeff * * coul/shield 2 0.70 fix nve all nve dump xyz all custom 10 eq.lammpstrj id type x y z vx vy vz thermo_style custom step temp pe etotal press vol run 100000 print "finished ...!"