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CarbonO2

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[ÇóÖú] lammps nemd¼ÆËãÈȵ¼ÂÊÎÊÌâ

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units             metal
dimension         3
newton            on
boundary          p   s   s
atom_style        full
neighbor 2.0 nsq
neigh_modify delay 2 check yes
#processors        4   4   1
#echo log

# read data of graphite

read_data Result_With_Pillar_y.data

#read_restart      restart.nve

#reset_timestep    0

# define groups
# total=5112
group downb id 1:72
group upb id 5041:5112
group source id 73:216
group sink id 4897:5040
group caculate subtract all upb downb source sink
group tot subtract all upb downb
compute avelength caculate chunk/atom bin/1d y lower 3
# tersoff potential

pair_style        tersoff
pair_coeff        *  *   SiC.tersoff  C C #2 atoms types


velocity          all create 50.0 65877893  mom yes rot yes dist gaussian units box
min_style sd
minimize 1.0e-10 1.0e-10 10000 10000


dump 0 all custom 500000 dump.*.lammpstrj id type x y z
dump 1 all  xyz 100000 dump.xyz
thermo 50000
thermo_style custom step temp pe ke etotal vol lx ly lz
fix 2 upb setforce 0.0 0.0 0.0
fix 3 downb setforce 0.0 0.0 0.0
timestep          0.0005

fix               momentum all momentum 1 linear 1 1 1 angular
#fix npt all npt temp 50 50 1 iso 1.0 1.0 1
#run 1000000
#write_restart restart.npt
#unfix npt

fix          nvt tot nvt temp 50 50 0.05 drag 0.2
run               2000000
write_restart restart.nvt
unfix nvt

fix nve tot nve
fix    9     all    temp/berendsen 50 50 1.0
#fix               nvt all langevin  50  50  0.1 36102036
run               2000000
unfix nve
write_restart restart.nve

fix nve1 tot nve

fix 5 source heat 1 1.5
fix 6 sink heat 1 -1.5
fix 7 caculate ave/chunk 50 100 5000 avelength temp file Tprofile.txt
run               2000000@smutao@oxox6085
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