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各位老师好,我在MS中构建了MnS/Fe异质结,层间距经过单点能测试,为2A左右,使用VASP进行结构优化,红框中原子为固定原子,但在结构优化后出现MnS晶体结构变形,不知道是什么原因(INCAR文件设置不合理吗),希望有老师帮忙解答一下。 INCAR文件如下: SYSTEM = geoopt of Fe/MnS ISTART = 0 INCHARG = 2
# Electronic Relaxition NELM = 100 EDIFF = 1E-04 ENCUT = 300 ALGO = N #N DAV V RMM
# Ionic Relaxation
IBRION = 2 #li zi wei zhi you hua suan fa gongetidu NSW = 100 EDIFFG= 1E-03 ISIF = 2 #you hua jing ge chang shu 3 bu you hua 2 ISPIN = 2 #zi xuan ji hua # MAGMOM = 1 #mo ren=1 d f = 5/7
# DOS related values
ISMEAR = 0
SIGMA = 0.2
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