lammps/examples/kim/in.kim.lj.lmp

36 lines
635 B
Plaintext

# 3d Lennard-Jones melt
variable x index 1
variable y index 1
variable z index 1
variable xx equal 20*$x
variable yy equal 20*$y
variable zz equal 20*$z
units metal
atom_style atomic
lattice fcc 4.4300
region box block 0 ${xx} 0 ${yy} 0 ${zz}
create_box 1 box
create_atoms 1 box
pair_style lj/cut 8.1500
pair_coeff 1 1 0.0031 2.7400
pair_modify shift yes
#pair_style kim KIMvirial ex_model_Ne_P_fastLJ
#pair_coeff * * Ne
mass 1 20.18
velocity all create 200.0 232345 loop geom
neighbor 0.3 bin
neigh_modify delay 0 every 1 check yes
fix 1 all nve
#fix 1 all npt temp 1.0 1.0 1.0 iso 1.0 1.0 3.0
run 100