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in ÎļþÈçÏ£º
units           real  
boundary        p p p
dimension       3
atom_style      full
neighbor 2.0 bin
neigh_modify delay 0 every 1 check yes

read_data       water.data
mass            1 1.008
mass            2 15.9994

pair_style      lj/cut/tip4p/long 2 1 1 1 0.1546 12 12  
bond_style      harmonic
angle_style     harmonic
kspace_style     pppm/tip4p 1.0e-4
  
pair_modify     mix arithmetic

pair_coeff       1 1 0  0         12           
pair_coeff       2 2 0.1852        3.1589 12
pair_coeff       1 2 0 0 12


#  bond coefficient, K, r0
bond_coeff      1 450 0.9572


#  angle coefficient, K, theta
angle_coeff     1 55 104.52  #ºóÃæÁ½¸ö²ÎÊý¿´angle_style£¬ÊÇKºÍ¦È

# Coulomb interaction
group                    O type 2
group                                H type 1
group                    water type 1 2

timestep        0.1

dump            1 all custom 1000 dump.lammpstrj id element xu yu zu
dump_modify     1 element  H O

thermo_style    custom step pe etotal press temp        #multi
thermo          1000
velocity        all create $t 72489 dist gaussian
minimize 1.0e-8 1.0e-8 5000 5000
fix                         1 all shake 0.0001 20 0 b 1 a 1
fix             2 all npt temp $t $t 10 iso 1 1 100
fix                        out_put all print 500 "$S  $T  $Y  $P  $K  $N  $V  $D" file  water_stat.txt screen no title "step temp press pe ke etotal volume Density"
run                         1000000

²¿·ÖdataÎļþ:
LAMMPS data file. CGCMM style. atom_style full generated by VMD/TopoTools v1.2 on Sat Apr 01 08:49:42 +0800 2017
5943 atoms
3962 bonds
1981 angles
0 dihedrals
0 impropers
2 atom types
1 bond types
1 angle types
0 dihedral types
0 improper types
-0.012000 39.988000  xlo xhi
0.026501 40.026501  ylo yhi
0.008500 40.008500  zlo zhi

# Pair Coeffs
#
# 1  HT
# 2  OT

# Bond Coeffs
#
# 1  

# Angle Coeffs
#
# 1  unknown

Masses

1 1.007940 # HT
2 15.999400 # OT

Atoms

1 1 2 -0.834000 3.668000 10.082000 15.904000 # OT TIP3
2 1 1 0.417000 3.224000 10.451000 15.101000 # HT TIP3
3 1 1 0.417000 3.092000 10.379000 16.627001 # HT TIP3
4 2 2 -0.834000 6.033000 4.876000 20.891001 # OT TIP3
5 2 1 0.417000 6.078000 5.224000 21.798000 # HT TIP3
6 2 1 0.417000 6.592000 4.088000 20.961000 # HT TIP3
7 3 2 -0.834000 4.569000 3.960000 29.886999 # OT TIP3
8 3 1 0.417000 3.959000 3.160000 29.980000 # HT TIP3
9 3 1 0.417000 3.995000 4.655000 29.422001 # HT TIP3
10 4 2 -0.834000 0.975000 14.007000 38.567001 # OT TIP3
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