mirror of https://github.com/lammps/lammps.git
58 lines
1.4 KiB
Groff
58 lines
1.4 KiB
Groff
LAMMPS (21 May 2008)
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# 3d Lennard-Jones melt
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variable x index 20
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variable y index 20
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variable z index 20
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units lj
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atom_style atomic
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lattice fcc 0.8442
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Lattice spacing in x,y,z = 1.6796 1.6796 1.6796
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region box block 0 $x 0 $y 0 $z
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region box block 0 20 0 $y 0 $z
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region box block 0 20 0 20 0 $z
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region box block 0 20 0 20 0 20
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create_box 1 box
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Created orthogonal box = (0 0 0) to (33.5919 33.5919 33.5919)
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1 by 2 by 2 processor grid
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create_atoms 1 box
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Created 32000 atoms
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mass 1 1.0
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velocity all create 1.44 87287 loop geom
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pair_style lj/cut 2.5
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pair_coeff 1 1 1.0 1.0 2.5
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neighbor 0.3 bin
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neigh_modify delay 0 every 20 check no
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fix 1 all nve
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run 100
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Memory usage per processor = 3.77112 Mbytes
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Step Temp E_pair E_mol TotEng Press
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0 1.44 -6.7733681 0 -4.6134356 -5.0197073
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100 0.7574531 -5.7585055 0 -4.6223613 0.20726105
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Loop time of 1.13315 on 4 procs for 100 steps with 32000 atoms
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Pair time (%) = 0.863531 (76.2059)
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Neigh time (%) = 0.0883042 (7.79277)
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Comm time (%) = 0.148168 (13.0757)
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Outpt time (%) = 0.000458002 (0.0404183)
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Other time (%) = 0.0326935 (2.88518)
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Nlocal: 8000 ave 8037 max 7964 min
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Histogram: 2 0 0 0 0 0 0 0 1 1
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Nghost: 9007.5 ave 9050 max 8968 min
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Histogram: 1 1 0 0 0 0 0 1 0 1
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Neighs: 300708 ave 305113 max 297203 min
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Histogram: 1 0 0 1 1 0 0 0 0 1
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Total # of neighbors = 1202833
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Ave neighs/atom = 37.5885
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Neighbor list builds = 5
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Dangerous builds = 0
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