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  • ¸½¼þ 1 : data.chain
  • 2017-02-28 15:21:42, 179.07 K
  • ¸½¼þ 2 : in.dpd
  • 2017-02-28 15:26:44, 1.5 K
  • ¸½¼þ 3 : in.msrp
  • 2017-02-28 15:27:01, 1.8 K

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feifanmg

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in.dpdÈçÏÂ
variable simname index nc10_c11000
units           lj
atom_style      full
boundary p p p

special_bonds lj/coul 1 1 1
newton on on

# save an extra atom type for bond particles
read_data data.chain

neighbor        2.0 bin
neigh_modify    every 10 check yes

bond_style      harmonic
bond_coeff      * 225.0 0.85

comm_modify vel yes

# must use pair hybrid, since srp bond particles
# do not interact with other atoms types
pair_style      dpd 1.0 1.0 373692
pair_coeff      1 1 60.0 4.5 1.0
thermo 1000
thermo_style custom step temp pe  press atoms  lx ly lz
dump               1 all custom 10000 dump1.lammpstrj id type x y z
fix  1 all nve
timestep        0.01

run          200000

unfix 1
#####################################################
# Uniaxial Tensile Deformation
run 0
variable tmp equal "lx"
variable L0 equal ${tmp}
variable strain equal "(lx - v_L0)/v_L0"
variable p1 equal "v_strain"
variable p2 equal "-pxx/10000*1.01325"
variable p3 equal "-pyy/10000*1.01325"
variable p4 equal "-pzz/10000*1.01325"
variable p5 equal "lx"
variable p6 equal "ly"
variable p7 equal "lz"
variable p8 equal "temp"
fix                1 all npt temp 1 1 1 y 0 0 1000 z 0 0 1000 drag 2
fix                2 all deform 1 x erate 1e-5 units box remap x
fix def1 all print 1000 "${p1} ${p2} ${p3} ${p4} ${p5} ${p6} ${p7} ${p8}" file ${simname}.def1.txt screen no
dump               2 all custom 10000 dump2.lammpstrj id type x y z
thermo_style        custom step temp pxx pyy pzz lx ly lz
thermo          1000
timestep        0.01
reset_timestep        0
run                500000
unfix 2
unfix def1
2Â¥2017-02-28 15:24:56
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