quantum-espresso/test-suite/pw_realspace/cluster_rs50.in

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&CONTROL
calculation = 'scf'
tprnfor = .true.
tstress = .true.
/
&SYSTEM
ibrav = 1,
celldm(1) = 12.0
nat = 5,
ntyp = 2,
ecutwfc = 50.D0,
! ecutrho = 120.D0,
tot_charge = +1.0
nbnd = 8
! assume_isolated='martyna-tuckerman'
/
&ELECTRONS
conv_thr = 1.D-7,
mixing_beta = 0.7D0,
!tqr = .true.
!tq_smoothing =.true.
real_space = .true.
tbeta_smoothing=.true.
startingwfc='atomic'
/
&IONS
/
ATOMIC_SPECIES
N 1.00 N.pbe-kjpaw.UPF
H 1.00 H.pbe-kjpaw.UPF
ATOMIC_POSITIONS {bohr}
N 0.0 0.0 0.0 0 0 0
H 1.0 1.0 1.0
H -1.0 -1.0 1.0
H -1.0 1.0 -1.0
H 1.0 -1.0 -1.0
K_POINTS Gamma