&CONTROL
   calculation='scf'
   restart_mode='from_scratch',
   tprnfor=.true.
   pseudo_dir='/home/trambui/QE/espresso-4.2.1/pseudo',
   outdir='./tmp2/',
/
&SYSTEM
   ibrav=0, celldm(1)=40, nat=1, ntyp=1, nbnd=4
   ecutwfc= 35, ecutrho= 280, 
/
&ELECTRONS
   diagonalization= 'david',
   mixing_mode= 'plain',
   mixing_beta= 0.2,
   conv_thr= 1.0d-7,
/
ATOMIC_SPECIES
C 12.011 C.pbe-van_ak.UPF
ATOMIC_POSITIONS
C 0.00 0.00 0.00
CELL_PARAMETERS
1 0 0
0 1 0
0 0 1
K_POINTS {Gamma}