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ÎÒÔÚÓÃlammps×ö²ÄÁϵĵ¥ÖáÀÉìºÍѹʱ£¬Óöµ½ÒÔϼ¸¸öÎÊÌ⣺ 1£¬µÚ0²½Êä³öµÄÓ¦Á¦²»ÎªÁ㣬µÚ0²½²ÄÁÏδ·¢Éú±äÐΣ¬ÎªÊ²Ã´»á³öÏÖÓ¦Á¦£¬°´Àí˵ӦÁ¦Ò²Ó¦¸ÃΪÁã°¡¡£Àѹ֮ǰ£¬¾ù×ö¹ýÄÜÁ¿×îС»¯£¬µ«ÊÇ»¹ÊÇ»á³öÏÖÕâÖÖÇé¿ö£¬Õâ¸ö¸ÃÈçºÎ´¦Àí£¿ 2£¬¶ÔÓÚͬÖÖ²ÄÁÏ·Ö±ð×öÀÉìѹËõ£¬ÔڵóöÓ¦Á¦Ó¦±äÇúÏߺó£¬Í¨¹ýÖ±ÏßÄâºÏ£¬·¢ÏÖÁ½ÌõÖ±ÏßбÂʲ»ÏàµÈ£¬Ò²¾ÍÊǵ¯ÐÔÄ£Á¿²»ÏàµÈ£¬ÕâÊÇΪʲô£¿ ÒÔÏÂÊÇÎÒ×öÀÉìʱµÄinÎļþ£¬¿ÒÇë´ó¼Ò¸øÓÚÖ¸µã¡£ dimension 2 boundary s s p atom_style angle neighbor 0.3 bin neigh_modify every 10 delay 0 check yes lattice hex 0.91648 read_data data.new1 pair_style lj/cut 1.5 pair_coeff 1 1 1.0 1.0 1.5 bond_style harmonic bond_coeff 1 100 1.12246 angle_style harmonic angle_coeff 1 1 60 region left block INF 10 INF INF INF INF units lattice region right block 190 INF INF INF INF INF units lattice group left region left group right region right group boundary union left right group mobile subtract all boundary thermo_style custom lx #min_style sd #minimize 1.0e-12 1.0e-12 10000 10000 variable tmp equal lx variable L equal ${tmp} print "initial length , L:${L}" #deformation reset_timestep 0 velocity left set 0.0 NULL 0.0 compute new mobile temp variable pressx equal c_p[1] compute s all stress/atom compute strex all reduce sum c_s[1] variable x equal c_strex/vol variable strain1 equal "(lx - 224.6726)/224.6726" #variable strain2 equal "(-ly + 69.107548)/69.107548" thermo_style custom step temp vol lx ly lz pxx v_x c_strex v_strain1 thermo_modify temp new velocity mobile create 0.01 887723 temp new velocity right set 0.3 0.0 0.0 velocity mobile ramp vx 0.0 0.3 x 10 190 sum yes fix 1 all nve fix 2 boundary setforce 0.0 NULL 0.0 fix 3 mobile temp/rescale 100 0 0.05 0.002 0.1 timestep 0.001 thermo 100 dump 1 all atom 100 dump.pull1.lammpstrj run 80000 |
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