NiO GGA

Exercise : Determine the most stable magnetic order between the antiferromagnetic (AFM) and ferromagnetic (FM) configurations. Compare the both DOS.

INCAR

NiO GGA AFM
  SYSTEM   = "NiO"
    
Electronic minimization
  ENCUT    = 450
  EDIFF    = 1E-5
  LORBIT   = 11
  LREAL    = .False.
  ISTART   = 0
  NELMIN   = 6
    
DOS
  ISMEAR   = -5
    
Magnetism
  ISPIN    = 2
  MAGMOM   = 2.0 -2.0 2*0  # AFM order
  # MAGMOM   = 2.0 2.0 2*0 # FM order
    
Mixer
  AMIX     = 0.2
  BMIX     = 0.00001
  AMIX_MAG = 0.8
  BMIX_MAG = 0.00001

KPOINTS

k-points
 0
gamma
 4  4  4 
 0  0  0

POSCAR

NiO
 4.17
 1.0 0.5 0.5
 0.5 1.0 0.5
 0.5 0.5 1.0
 2 2
Cartesian
 0.0 0.0 0.0
 1.0 1.0 1.0
 0.5 0.5 0.5
 1.5 1.5 1.5

Download

nio_gga.tgz