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СµÜÏ£Íû×ölammps¼ÓѹÏÂʯī¾§¸ñ³£ÊýµÄ±ä»¯¡£ ÒªÇó£ºc-axis ·½Ïò¼Ó1GPa£¬ÃæÄÚ²»¼Óѹ£¬×ÔÓɱ仯£¬Î¶ÈÒªÉèÔÚ300K.ÒÔÏÂÊÇÎҵĽű¾¡£ # simulation # Initialization variable dt equal 0.0005 variable Tstart equal 1000.0 variable Tstop equal 300.0 variable Tdamp equal 100.0*${dt} variable Pstart equal 10.0 variable Pstop equal 10.0 variable Pdamp equal 1000.0*${dt} units metal dimension 3 newton on boundary p p p atom_style atomic neighbor 0.3 nsq neigh_modify check yes read_data nanonew.xyz # tersoff pair_style hybrid tersoff lj/cut 8.5 pair_coeff * * tersoff Cnew.tersoff C C C C C C C C pair_coeff 1 2 lj/cut 0.0024 3.4 #8.5 3.4 pair_coeff 1 3 lj/cut 0.0024 3.4 pair_coeff 1 4 lj/cut 0.0024 3.4 pair_coeff 1 5 lj/cut 0.0024 3.4 pair_coeff 1 6 lj/cut 0.0024 3.4 pair_coeff 1 7 lj/cut 0.0024 3.4 pair_coeff 1 8 lj/cut 0.0024 3.4 pair_coeff 2 3 lj/cut 0.0024 3.4 pair_coeff 2 4 lj/cut 0.0024 3.4 pair_coeff 2 5 lj/cut 0.0024 3.4 pair_coeff 2 6 lj/cut 0.0024 3.4 pair_coeff 2 7 lj/cut 0.0024 3.4 pair_coeff 2 8 lj/cut 0.0024 3.4 pair_coeff 3 4 lj/cut 0.0024 3.4 pair_coeff 3 5 lj/cut 0.0024 3.4 pair_coeff 3 6 lj/cut 0.0024 3.4 pair_coeff 3 7 lj/cut 0.0024 3.4 pair_coeff 3 8 lj/cut 0.0024 3.4 pair_coeff 4 5 lj/cut 0.0024 3.4 pair_coeff 4 6 lj/cut 0.0024 3.4 pair_coeff 4 7 lj/cut 0.0024 3.4 pair_coeff 4 8 lj/cut 0.0024 3.4 pair_coeff 5 6 lj/cut 0.0024 3.4 pair_coeff 5 7 lj/cut 0.0024 3.4 pair_coeff 5 8 lj/cut 0.0024 3.4 pair_coeff 6 7 lj/cut 0.0024 3.4 pair_coeff 6 8 lj/cut 0.0024 3.4 pair_coeff 7 8 lj/cut 0.0024 3.4 velocity all create ${Tstart} 1000001 mom yes rot yes dist gaussian fix NPT all npt temp ${Tstart} ${Tstop} ${Tdamp} x 10.0 10.0 1000.0*${dt} y 10.0 10.0 1000.0*${dt} z 1000.0 1000.0 1000.0*${dt} variable V equal vol variable LX equal lx variable LY equal ly variable LZ equal lz variable T equal temp variable PE equal pe variable E equal etotal fix VOL all print 100 "$V ${LX} ${LY} ${LZ}" file volume.txt screen no fix TE all print 100 "$T ${PE} $E" file TE.txt screen no run 1000000 ÎÊÌ⣺1¡¢ÖÜÆÚÐԱ߽çÌõ¼þ¼ÓµÄ¶Ô²»¶Ô£¬²»¶ÔµÄ»°Ó¦¸ÃÔõô¸Ä; 2¡¢Ñ¹Ç¿¼ÓµÄ¶Ô²»¶Ô£¬²»¶ÔµÄ»°Ó¦¸ÃÔõô¸Ä£»¼ÓѹǿʱÐèÒªÖÜÆÚÐԱ߽çÌõ¼þÂ𣿠3¡¢½Å±¾»¹ÓÐÄÄЩ´íÎóµÄµØ·½£¬Âé·³Ö¸³ö ·Ç³£¸Ðл´óÉñÄÜΪСµÜÖ¸µãÃÔ½ò£¬¸Õ¸ÕÈëÃÅ£¬»¹Íûº£º£¬°ÝÍÐÀ²¡£ |
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