&CONTROL pseudo_dir = '.' calculation = 'vc-relax' disk_io = 'none' / &SYSTEM ibrav = 4 A = 2.4560 C = 20.0 nat = 2 ntyp = 1 ecutwfc = 60.0 / &ELECTRONS / &IONS / &CELL cell_dofree = '2Dxy' / ATOMIC_SPECIES C 12.011 C.pz-vbc.UPF ATOMIC_POSITIONS crystal C 0 0 0 C 1/3 2/3 0 K_POINTS automatic 4 4 1 1 1 0