&control
   calculation = 'scf'
   restart_mode='from_scratch',
   prefix='Ar_vdw',
   tstress = .true.
   tprnfor = .true.
   pseudo_dir = '/u/cm/degironc/QE/espresso/pseudo/',
   outdir='/u/cm/degironc/tmp/'
   verbosity = 'high'
   forc_conv_thr   = 1.0d-4
/

&system
    ibrav           = 8
    celldm(1)       = 19
    celldm(2)       = 1
    celldm(3)       = 1.47368421052632
    nat             = 2
    ntyp            = 1
    occupations     = 'fixed'
    ecutwfc         = 80.0
    input_dft  	    = 'vdW-DF'
/

&electrons
    conv_thr        = 1.0d-11
/

&ions
    ion_dynamics    = 'bfgs'
/

ATOMIC_SPECIES
    Ar   36.00    Ar.pz-rrkj.UPF

ATOMIC_POSITIONS {angstrom}
Ar      0.000000     0.000000     0.000000
Ar      0.000000     0.000000     4.500000

K_POINTS gamma 

