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[求助]
VASP优化FCC晶胞,优化完之后a轴长度没变,只有b和c发生了变化
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各位大神好,小弟最近在学习VASP,在优化FCC晶胞时,优化完之后得到的结果a轴长度没变,只有b和c发生了变化。有没有哪位碰到过这种情况:以下为INCAR POSCAR 和 CONTCAR文件: SYSTEM = Cu ENCUT = 600 PREC = ACCURATE EDIFF = 5E-6 EDIFFG = -0.01 ISYM = 1 LREAL = .FALSE. ISTART = 0 ICHARG = 2 INIWAV = 1 ISMEAR = 2 SIGMA = 0.1 IBRION = 2 ISIF = 3 NSW = 200 POTIM = 0.5 NELMIN = 4 NELM = 200 NELMDL = -5 ALGO = F LWAVE = .FALSE. LCHARG = .FALSE. Cu 1.0 3.6147000790 0.0000000000 0.0000000000 0.0000000000 3.6147000790 0.0000000000 0.0000000000 0.0000000000 3.6147000790 Cu 4 Direct 0.000000000 0.000000000 0.000000000 0.000000000 0.500000000 0.500000000 0.500000000 0.000000000 0.500000000 0.500000000 0.500000000 0.000000000 Cu 1.00000000000000 3.6147000789999999 0.0000000000000000 0.0000000000000000 0.0000000000000000 3.6561394397881988 0.0000000000000000 0.0000000000000000 0.0000000000000000 3.6561394397881988 Cu 4 Direct 0.0000000000000000 0.0000000000000000 0.0000000000000000 0.0000000000000000 0.5000000000000000 0.5000000000000000 0.5000000000000000 0.0000000000000000 0.5000000000000000 0.5000000000000000 0.5000000000000000 0.0000000000000000 0.00000000E+00 0.00000000E+00 0.00000000E+00 0.00000000E+00 0.00000000E+00 0.00000000E+00 0.00000000E+00 0.00000000E+00 0.00000000E+00 0.00000000E+00 0.00000000E+00 0.00000000E+00 |
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