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lammps 20250204%2Bdfsg.1-2
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# 3d Lennard-Jones melt

units		lj
atom_style	atomic
atom_modify	map hash

lattice		fcc 0.8442
region		box block 0 10 0 10 0 10
create_box	1 box
create_atoms	1 box
mass		1 1.0

velocity	all create 1.44 87287 loop geom

pair_style	lj/cut 2.5
pair_coeff	1 1 1.0 1.0 2.5

neighbor	0.3 bin
neigh_modify	delay 0 every 20 check no

fix		1 all nve

variable	eng equal pe
variable	vy atom vy

run		100