&CONTROL
  calculation = 'scf',
  restart_mode = 'from_scratch',
  prefix = 'silicon',
  outdir = './tmp/'
  pseudo_dir = '/opt/qe-7.3.1/pseudo'
  verbosity = 'high'
/

&SYSTEM
  ibrav =  2,
  celldm(1) = 10.2076,
  nat =  2,
  ntyp = 1,
  ecutwfc = 50,
  ecutrho = 400,
  nbnd = 8,
!  occupations = 'smearing',
!  smearing = 'gaussian',
!  degauss = 0.005
/

&ELECTRONS
  conv_thr = 1e-8,
  mixing_beta = 0.6
/

ATOMIC_SPECIES
  Si 28.086 Si.pz-vbc.UPF

ATOMIC_POSITIONS (alat)
  Si 0.0 0.0 0.0
  Si 0.25 0.25 0.25

K_POINTS (automatic)
  8 8 8 0 0 0