hybrid XC not allowed in non-scf calculations 求助
QE 新手
正在用HSE06,但是算NSCF时,出现
hybrid XC not allowed in non-scf calculations
input file
&CONTROL
calculation = "nscf"
max_seconds = 8.64000e+04
outdir = "./"
prefix = "espresso"
pseudo_dir = "./pseudopot"
title = "h(SCF)"
wf_collect = .TRUE.
wfcdir = "./"
/
&SYSTEM
a = 3.11000e+00
c = 4.98000e+00
degauss = 1.00000e-02
ecutrho = 5.00000e+02
ecutwfc = 2.50000e+01
exxdiv_treatment = "gygi-baldereschi"
ibrav = 4
input_dft = "hse"
nat = 4
nbnd = 12
nqx1 = 1
nqx2 = 1
nqx3 = 1
ntyp = 2
occupations = "smearing"
smearing = "gaussian"
x_gamma_extrapolation = .TRUE.
/
&ELECTRONS
conv_thr = 1.00000e-06
electron_maxstep = 200
mixing_beta = 7.00000e-01
startingpot = "atomic"
startingwfc = "atomic+random"
/
&DOS
degauss = 1.00000e-02
deltae = 1.00000e-02
emax = 5.00000e+01
emin = -5.00000e+01
ngauss = 0
/
&PROJWFC
degauss = 1.00000e-02
deltae = 1.00000e-02
emax = 5.00000e+01
emin = -5.00000e+01
ngauss = 0
/
K_POINTS {automatic}
5 5 5 0 0 0
ATOMIC_SPECIES
Al 26.98154 Al.pbe-rrkj.UPF
N 14.00674 N.pbe-rrkjus.UPF
ATOMIC_POSITIONS {angstrom}
Al 1.555016 0.897771 0.000000
Al 0.000000 1.795541 2.490000
N 1.555016 0.897771 1.902360
N 0.000000 1.795541 4.392360
这种错误如何处理?
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杂化泛函不支持非自洽,如果是要算态密度的话直接使用稍大k点自洽直接分析就行。
非常感谢回复!
好的。 你是意思是直接增加K point 算SCF 对吗?
那对于band struture 怎么办呢?
谢谢!
有可能也需要像VASP那样,产生bandstr对应的k点,然后这些k点也以0权重加入,进行自洽计算,最后再提取数据。不过我吃不准有没有更简便的做法
,
好的 。非常感谢!
祝福