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yaohonghao

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[ÇóÖú] Invalid attribute in dump custom commandÎÊÌâÇóÖú ÒÑÓÐ1È˲ÎÓë

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Èç¹û°ÑdumpɾÁ˳ÌÐò¾Í³öÏÖInvalid Syntax in variable formula´íÎó
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# ------------------------ INITIALIZATION ----------------------------
units                metal
atom_style        atomic
boundary         p p p

# ----------------------- ATOM DEFINITION ----------------------------
variable         a equal 3.615
lattice         fcc $a
region                 mybox block 0 10 0 6 0 6
create_box         1 mybox
create_atoms        1 box

# ------------------------ FORCE FIELDS ------------------------------
pair_style         eam
pair_coeff        1 1 Cu_u3.eam

# ------------------------- SETTINGS ---------------------------------

timestep         0.001
thermo                 200
thermo_style        custom step temp pe vol lx ly lz press
velocity         all create 300 72437 dist gaussian
fix                 1 all npt temp 300 300 0.5 iso 0 0 0.8 drag 1.0
run                 3000
unfix                 1
variable         L equal lx
variable        L0 equal $L
reset_timestep 0
fix                 npt all npt temp 300 300 0.5 y 0 0 0.8 z 0 0 0.8 drag 1.0

fix                 def  all deform 1 x erate 0.005 units box remap x

variable        ss equal (lx-${L0}/)/${L0}
variable         p1 equal v_ss
variable         p11 equal -pxx
variable         p22 equal -pyy
variable         p33 equal -pzz

compute                 p all pe/atom
compute         cs all centro/atom fcc
compute                s all stress/atom NULL

thermo                 1000
thermo_style         custom step temp v_ss v_p11 v_p22 v_p33 pe etotal lx press

dump                 1 all cfg 200 cu * .cfg mass type xs ys zs id c_p c_cs c_s[1] c_s[2] c_s[3]
dump_modify         1 element Cu

fix                 pp all print 100 "${p1} ${p11} ${p22} ${p33}" file ex3_ss.txt screen no
run                  200
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