NiO GGA+U Constr.
  SYSTEM        = "NiO"

Electronic minimization
  ENCUT         = 450
  EDIFF         = 1E-5
  LORBIT        = 11
  LREAL         = .False.
  ISYM          = -1
  NELMIN        = 6
  LSORBIT       = .True.
  GGA_COMPAT    = .FALSE.

DOS
  ISMEAR    = -5

Magnetism
  ISPIN     = 2
  I_CONSTRAINED_M = 1  # direction
  # I_CONSTRAINED_M = 2  # size and direction
  M_CONSTR  = 2 0 0 0 -2 0 6*0
  LAMBDA    = 1
  RWIGS     = 1.30 0.70 

Orbital moment
  LORBMOM   = T

Mixer
  AMIX      = 0.2
  BMIX      = 0.00001
  AMIX_MAG  = 0.8
  BMIX_MAG  = 0.00001

GGA+U
  LDAU      = .TRUE.
  LDAUTYPE  = 2
  LDAUL     = 2 -1
  LDAUU     = 5.00 0.00
  LDAUJ     = 0.00 0.00
  LDAUPRINT = 2
  LMAXMIX   = 4 
