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cos60

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[求助] VASP杂化泛函计算能带出现ROT步骤不收敛?!

用VASP杂化泛函计算能带出现ROT步骤不收敛
出现如下问题:
........
  ROT: 56  -0.330537029755E+03    0.60095E+02
   ROT: 57  -0.390631852523E+03   -0.60095E+02
   ROT: 58  -0.330537029209E+03    0.60095E+02
   ROT: 59  -0.390631851653E+03   -0.60095E+02
   ROT: 60  -0.330537028931E+03    0.60095E+02
gam= 0.519 g(H,U,f)=  0.342E+02 0.261E+03 0.438E-01 ort(H,U,f) = 0.338E+02-0.173E+02-0.224E+00
DMP:   2     0.115411084965E+02   -0.12591E+02   -0.60831E+02  2520   0.296E+03 0.163E+02
         N     E                     dE            rms(c)
   ROT:  1  -0.274013495018E+03    0.11662E+03
   ROT:  2  -0.415658802804E+03   -0.14165E+03
... ...
INCAR 文件
SYSTEM=
ISTART=1
ICHARG=11
LHFCALC = .TRUE.
HFSCREEN=0.2
ALGO=Damped; TIME=0.2   
AMIX=0.4
ENCUTFOCK=0
ENCUT=400
EDIFF=1E-4
NBANDS=120


请问是怎么回事呢?谢谢!
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【答案】应助回帖

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感谢参与,应助指数 +1
cos60: 金币+10, 一语道破VASP机 2012-05-11 16:19:26
VASP杂化泛函计算能带时ICHARG不能取11,一般取默认值即可
smiling&fighting...
2楼2012-05-11 09:11:10
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