SYSTEM = 5 CO coverage
ISTART = 0
GGA = PE

Electronic Relaxation
ENCUT = 450
EDIFF = 1E-05
LREAL = Auto
NELM = 500

ALGO = Fast
ISMEAR = 1
SIGMA = 0.1
ISIF = 2

ISPIN = 2

Dipole correction:
LDIPOL = .TRUE.
IDIPOL = 3

Ionic relaxation
EDIFFG =  -0.03
IBRION = 1
NSW = 200
POTIM = 0.10

LWAVE  = .FALSE. ! WAVECAR
LCHARG = .FALSE.  ! CHG / CHGCAR
LELF   = .FALSE. ! LELFCAR elec loc func
PARCHG = .FALSE. ! PARCHG  part charge
NWRITE = 0

van der Waals:                                              
  LVDW   =   T                                              
  VDW_VERSION= 2 ; VDW_RADIUS = 40 ; VDW_SCALING = 0.75     
# Parameters:  Ni     C     H     O     C  
  VDW_C6 =    2.683 1.750 0.140 0.700 1.750
  VDW_R0 =    1.543 1.452 1.001 1.342 1.452