SYSTEM = GaAs nonlinear response reference
ENCUT = 550
PREC = Accurate
EDIFF = 1E-6
IBRION = -1
NSW = 0
ISMEAR = 0
SIGMA = 0.05
LREAL = .FALSE.
LASPH = .TRUE.
ISYM = -1
NELM = 160
ALGO = Normal
NBANDS = 16
NUM_WANN = 8
LWANNIER90 = .TRUE.
LWAVE = .TRUE.
LCHARG = .TRUE.
