tersoff.in.ref

units metal
atom_style atomic
lattice diamond 5.431
region box block 0 20 0 20 0 10
create_box 1 box
create_atoms 1 box
pair_style tersoff
pair_coeff * * Si.tersoff Si
mass 1 28.06
velocity all create 1000.0 879234 loop geom
neighbor 1.0 bin
neigh_modify delay 5 every 1
#dump 0 all custom 1 ref.force fx fy fz
#dump_modify 0 sort id
fix 1 all nve
timestep 0.001
#thermo 1
run 100