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# MD simulation of graphite thermal conductivity

units              metal
dimension             3
newton               on
boundary           p    s   s
atom_style         atomic
neighbor           0.3   nsq
neigh_modify       delay 5 check yes
read_data          4qd.lammps05

group             C type  1
group             N type  2

pair_style        hybrid/overlay  airebo 3.0 1 1 tersoff
pair_coeff       * *  tersoff   NC.tersoff    C  N
pair_coeff       * *   airebo  CH.airebo    C  NULL   



velocity         all create 200 10248678 mom yes rot yes dist gaussian units box

fix              NVT all nvt temp 200 200  0.05  drag   0.2

compute          ke  all  ke/atom
variable         temp   atom   c_ke/(1.5*8.617343e-5)



thermo_style     custom  step   temp  etotal  vol
thermo_modify    lost warn
thermo           100
timestep         0.0005
run              1000000

unfix            NVT
fix              nve  all  nve

fix              temp_profile   all   ave/spatial 1  100000 100000 x lower 3.45  v_temp file  temp.profile  units box

fix             heat_swap  all    thermal/conductivity     10  x  60 swap 2
fix             e_exchange   all    ave/time   10   1000  10000   f_heat_swap    file   e_exchange.dat


dump            graphence all  xyz 1000 dump.xyz

run             2000000
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