&control
    calculation='scf'
    restart_mode='from_scratch',
    prefix='grap_rb'
    pseudo_dir = '/home/stu/softwares/espresso-4.3.2-ifort/pseudo',
    outdir= '.'
    tstress=.true
    tprnfor=.true
/
&system
    ibrav= 8, celldm(1) = 4.6412,
    celldm(2) = 8
    celldm(3) = 5
    nat=10, ntyp= 2,
    ecutwfc = 30.0,
    occupations='smearing'
    smearing='gaussian'
    degauss=0.01
/
&electrons
    electron_maxstep = 50
    diagonalization = 'cg'
    conv_thr =  1.0d-8
    mixing_beta = 0.5
/
&ions
/
ATOMIC_SPECIES
    C     2.0d0     C.pbe-rrkjus.UPF
    H     2.0d0     H.pbe-rrkjus.UPF
ATOMIC_POSITIONS <bohr>
C        0.000000000  -5.418544675   0.000000000    0   1   0
C        0.000000000  -2.688756570   0.000000000    0   1   0
C        0.000000000   2.688756570   0.000000000    0   1   0
C        0.000000000   5.418544675   0.000000000    0   1   0
C        2.320600000  -6.702144040   0.000000000    0   1   0
C        2.320600000  -1.356327235   0.000000000    0   1   0
C        2.320600000   1.356327235   0.000000000    0   1   0
C        2.320600000   6.702144040   0.000000000    0   1   0
H        2.320600000  -8.765978573   0.000000000    0   1   0
H        2.320600000   8.765978573   0.000000000    0   1   0
K_POINTS <automatic>
    16 1 1  0 0 0