 &control
    calculation='scf'
    restart_mode='from_scratch',
    pseudo_dir = './.',
    outdir='./.',
    prefix='Si'
    tprnfor = .true.
    tstress = .true.
 /
 &system
    ibrav=  2, celldm(1) =10.187, nat=  2, ntyp= 1, ecutwfc =34.0
 /
 &electrons
    diagonalization='cg'
    mixing_beta = 0.7
    conv_thr =  1.0d-10
 /
ATOMIC_SPECIES
 Si  28.086  Si.pz-vbc.UPF
ATOMIC_POSITIONS
 Si 0.00 0.00 0.00
 Si 0.25 0.25 0.25
K_POINTS
  60
   0.0625000  0.0625000  0.0625000   1.00
   0.0625000  0.0625000  0.1875000   3.00
   0.0625000  0.0625000  0.3125000   3.00
   0.0625000  0.0625000  0.4375000   3.00
   0.0625000  0.0625000  0.5625000   3.00
   0.0625000  0.0625000  0.6875000   3.00
   0.0625000  0.0625000  0.8125000   3.00
   0.0625000  0.0625000  0.9375000   3.00
   0.0625000  0.1875000  0.1875000   3.00
   0.0625000  0.1875000  0.3125000   6.00
   0.0625000  0.1875000  0.4375000   6.00
   0.0625000  0.1875000  0.5625000   6.00
   0.0625000  0.1875000  0.6875000   6.00
   0.0625000  0.1875000  0.8125000   6.00
   0.0625000  0.1875000  0.9375000   6.00
   0.0625000  0.3125000  0.3125000   3.00
   0.0625000  0.3125000  0.4375000   6.00
   0.0625000  0.3125000  0.5625000   6.00
   0.0625000  0.3125000  0.6875000   6.00
   0.0625000  0.3125000  0.8125000   6.00
   0.0625000  0.3125000  0.9375000   6.00
   0.0625000  0.4375000  0.4375000   3.00
   0.0625000  0.4375000  0.5625000   6.00
   0.0625000  0.4375000  0.6875000   6.00
   0.0625000  0.4375000  0.8125000   6.00
   0.0625000  0.4375000  0.9375000   6.00
   0.0625000  0.5625000  0.5625000   3.00
   0.0625000  0.5625000  0.6875000   6.00
   0.0625000  0.5625000  0.8125000   6.00
   0.0625000  0.6875000  0.6875000   3.00
   0.0625000  0.6875000  0.8125000   6.00
   0.0625000  0.8125000  0.8125000   3.00
   0.1875000  0.1875000  0.1875000   1.00
   0.1875000  0.1875000  0.3125000   3.00
   0.1875000  0.1875000  0.4375000   3.00
   0.1875000  0.1875000  0.5625000   3.00
   0.1875000  0.1875000  0.6875000   3.00
   0.1875000  0.1875000  0.8125000   3.00
   0.1875000  0.3125000  0.3125000   3.00
   0.1875000  0.3125000  0.4375000   6.00
   0.1875000  0.3125000  0.5625000   6.00
   0.1875000  0.3125000  0.6875000   6.00
   0.1875000  0.3125000  0.8125000   6.00
   0.1875000  0.4375000  0.4375000   3.00
   0.1875000  0.4375000  0.5625000   6.00
   0.1875000  0.4375000  0.6875000   6.00
   0.1875000  0.4375000  0.8125000   6.00
   0.1875000  0.5625000  0.5625000   3.00
   0.1875000  0.5625000  0.6875000   6.00
   0.1875000  0.6875000  0.6875000   3.00
   0.3125000  0.3125000  0.3125000   1.00
   0.3125000  0.3125000  0.4375000   3.00
   0.3125000  0.3125000  0.5625000   3.00
   0.3125000  0.3125000  0.6875000   3.00
   0.3125000  0.4375000  0.4375000   3.00
   0.3125000  0.4375000  0.5625000   6.00
   0.3125000  0.4375000  0.6875000   6.00
   0.3125000  0.5625000  0.5625000   3.00
   0.4375000  0.4375000  0.4375000   1.00
   0.4375000  0.4375000  0.5625000   3.00
