&CONTROL
 calculation = 'scf',
  pseudo_dir = '/home/kawamura/program/qe/qe-dev/pseudo/',
      prefix = 'mgb2' ,
      outdir = '/home/kawamura/program/qe/qe-dev/tempdir/'
/
&SYSTEM
       ibrav = 4,
   celldm(1) = 5.808563789,
   celldm(3) = 1.145173082,
         nat = 3,
        ntyp = 2,
     ecutwfc = 50.0 ,
     ecutrho = 500.0 ,
 occupations = 'tetrahedra_opt',
/
&ELECTRONS
/
ATOMIC_SPECIES
 Mg    24.3050   Mg.pbe-n-kjpaw_psl.0.3.0.upf
  B    10.811    B.pbe-n-kjpaw_psl.0.1.upf
ATOMIC_POSITIONS crystal
 Mg    0.000000000    0.000000000    0.000000000    
  B    0.333333333    0.666666667    0.500000000    
  B    0.666666667    0.333333333    0.500000000    
K_POINTS automatic 
 16 16 12 0 0 0