My Community

Dear VASP users,
I am doing MBJ calculation of Si using MBJ and I an getting band gap of 1.43 eV, which is much larger than MBJ calculation reported in WIEN2k CODE (1.17 eV). Please suggest me. Please help me.

################### INCAR ##################################

ALGO = N !Fast
IMIX = 1 !Kerker mixing
EDIFF = 0.0004
ENCUT = 700
IBRION = 2
ICHARG = 1
ISIF = 3
ISMEAR = -5
ISPIN = 3
LORBIT = 1
LREAL=.FALSE.
LWAVE = False
MAGMOM = 8*0.6
NELM = 5000
NSW = 200
PREC = Accurate
SIGMA = 0.05
METAGGA = MBJ
LASPH = .TRUE.


Regards,
SJ

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