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maoshanjun

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[求助] vasp做charge静态计算时发现电字数不一致

本人做硫化物计算。发现scf计算结果是电子数NELECT = 936,而做了charge静态计算后,OUTCAR里仍然是NELECT = 936,但 spin component 的电子数之和为968. 这是为什么?为什么电子数不守恒了?下面是我的charge分析的INCAR
ISTART = 0
INIWAV = 1
ICHARG = 2
NWRITE = 2
LCHARG = T       ! write out "CHGCAR" file?
GGA = RE
PREC = High
ISPIN = 2
MAGMOM = 84*1 48*5
#############################
#  Electronic relaxation 1  #
#############################
ENCUT = 400
NELM = 80
NELMIN = 3
NELMDL = -2
EDIFF = 1E-05
EDIFFG = -2E-02
######################
#  Ionic relaxation  #
#############################
ENCUT = 400
NELM = 80
NELMIN = 3
NELMDL = -2
EDIFF = 1E-05
EDIFFG = -2E-02
######################
#  Ionic relaxation  #
######################
NSW = 0
IBRION = -1
POTIM = 0.5
ISIF = 0
ISYM = 0
ISMEAR = 0

SIGMA = 0.01
LREAL = AUTO
IALGO = 38

LAECHG=.TRUE.
LELF = TRUE


NPAR=3
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