# LJ particles
variable        T0 equal 300.0
variable        press equal 0.0

units           real
atom_style      full
pair_style      lj/cut 5.0

read_data       "lj.data"

thermo          10
thermo_style    custom step temp pe etotal press vol

timestep        1.0

fix             fxnpt all npt temp ${T0} ${T0} 1000.0 iso ${press} ${press} 10000.0 
fix             fxgREM all grem 400 -.01 -30000 fxnpt
thermo_modify   press fxgREM_press
run             1000

#write_data      lj-out.data