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Ï£Íû¿ØÖÆÑ¹Á¦Îª0£¬µ«ÊÇfix             3  all  press/berendsen  iso  0.0 0.0 1000.0 Õâ¸öÃüÁîÒ»Ö±Åܲ»ÏÂÈ¥£¬Ï£ÍûÓдóÉñÖ¸µ¼Ò»Ï£¡

ÏÂÃæÊÇÎÒµÄÄý½á³ÉΪҺµÎ²¿·ÖinÎļþ
#   in file for water molecule SPC/E model


echo      screen
units                 real
atom_style        full
boundary         p p p

bond_style       harmonic
angle_style       harmonic
pair_style         lj/charmm/coul/long   9.0 10.0 10.0
pair_modify     mix  arithmetic tail yes
kspace_style    ewald  0.0001

#´´½¨Ô­×Ó
lattice  sc  4
region    box  block 0 10 0 10 0 10
create_box   2 box   bond/types 1   angle/types 1   extra/bond/per/atom 2       extra/angle/per/atom 2          extra/special/per/atom 2   
molecule                SPCE  mol.SPCE   

create_atoms      0 box  mol SPCE 10 units lattice

#Ï໥×÷ÓÃ
pair_coeff        1 1 0.1553  3.166
pair_coeff        * 2 0.000  0.000
bond_coeff      1      1000    1.0
angle_coeff      1     100     109.47

#mass
mass  1  15.9994
mass  2  1.008

#MD   setting
neighbor       2.0   bin
neigh_modify       delay  0 every  2   check  yes
timestep         1.0

thermo           100
thermo_style   custom   step  temp pe ke press pxx pyy pzz vol lx ly lz
minimize       1e-4 1e-6 10000 10000
reset_timestep   0



#Ԥƽºâ
velocity           all  create  200.0  54654
fix                          1   all   shake  0.0001  50  0  b  1  a  1 mol SPCE
dump              Dump all custom 5000 NVT.lammpstrj  id  type x y z

## Îȶ¨Ñ¹Á¦ÔÚ0£¬z·½Ïò²»¿ØÑ¹£¬ºÐ×ӳߴ粻±ä£¬ÅÜ×ã¹»³¤Ê±¼ä£¬´ïµ½Ñ¹Á¦ºÍÎÂ¶ÈÆ½ºâ
fix             3  all  press/berendsen  iso  0.0 0.0 1000.0
run            10000
unfix          3


fix               4   all   nvt    temp   300  300  100.0
run             10000
reset_timestep   0
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