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heechao

至尊木虫 (著名写手)

[求助] 请分析一下我的能带图异常问题在哪里

算了一个能带图,但在上面出现一些异常的点,请问大家这是怎么回事?

以下是自洽时的INCAR和KPOINTS
INCAR:
SYSTEM = primitive
ENCUT = 500
ISTART = 0
ICHARG = 2
ISMEAR = 0
SIGMA = 0.001
PREC = Accurate
LREAL = Auto
IALGO = 48
NPAR = 4

LDAU = .T.
LDAUTYPE = 2
LDAUL = -1 -1 2
LDAUU = 0 0 2.72
LDAUJ = 0 0 0.53
LASPH = .T.
LMAXMIN = 4

ISPIN = 2
MAGMOM = 0 0 0 0 0 0 0 0 2 -2

KPOINTS:
Automatic generation
0
Gamma
5  5  5
0  0  0

以下是算能带时的INCAR和KPOINTS:
INCAR:
SYSTEM =primitive
ENCUT = 500
ISTART = 1
ICHARG = 11
ISMEAR = 0
SIGMA = 0.001
PREC = Accurate
LREAL = Auto
IALGO = 48
NPAR = 4
NBANDS = 50


LDAU = .T.
LDAUTYPE = 2
LDAUL = -1 -1 2
LDAUU = 0 0 2.72
LDAUJ = 0 0 0.53
LASPH = .T.
LMAXMIN = 4

ISPIN = 2
MAGMOM = 0 0 0 0 0 0 0 0 2 -2

KPOINTS:
K for primitive
16
Line-mode
Re
0.0  0.0  0.0  !G
0.0  0.5  0.0  !F

0.0  0.5  0.0  !F
0.0  0.5  0.5  !Q

0.0  0.5  0.5  !Q
0.0  0.0  0.5  !Z

0.0  0.0  0.5  !Z
0.0  0.0  0.0  !G

请分析一下我的能带图异常问题在哪里
bandstructure.jpg
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heechao

至尊木虫 (著名写手)

2楼2014-08-31 09:46:51
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