# Graphene # Convergence with respect to ecut #Optimization of the lattice parameters optcell 6 ionmov 2 ecutsm 0.5 dilatmx 1.15 strfact 200 tolmxf 5.0d-5 ntime 80 #Definition of the k-point grids kptopt 1 nshiftk 1 shiftk 0.0 0.0 0.0 ngkpt 1 1 30 #Definition of the unit cell acell 2.8345891993E+01 6.6140414651E+01 4.6652108581E+00 Bohr angdeg 90.00 90.00 90.00 #Definition of the atom types ntypat 2 znucl 6 1 #Definition of the atoms natom 18 typat 2 16*1 2 xangst 2.1924687653E-06 -8.9347127982E+00 1.2253261414E+00 -6.3335522880E-06 -7.8374663590E+00 1.2252914015E+00 -1.2466279888E-05 -7.1553103483E+00 -9.0703680259E-03 -2.4889138031E-05 -5.7095725410E+00 -9.0145181006E-03 -3.0871693702E-05 -5.0013301057E+00 1.2253608862E+00 -4.2554247256E-05 -3.5682760068E+00 1.2253671991E+00 -4.7331677516E-05 -2.8569447694E+00 -8.9956653736E-03 -5.1814279312E-05 -1.4267271463E+00 -8.9761860125E-03 -5.0440741501E-05 -7.1470430595E-01 1.2253949192E+00 -3.9645629859E-05 7.1487653105E-01 1.2253974953E+00 -3.1339882842E-05 1.4268988477E+00 -8.9725857920E-03 -1.2927341998E-05 2.8571142755E+00 -8.9900137798E-03 -3.8630326290E-06 3.5684443157E+00 1.2253733133E+00 1.1398425826E-05 5.0014956819E+00 1.2253679131E+00 1.7259567710E-05 5.7097392667E+00 -9.0075717678E-03 2.3882826847E-05 7.1554797931E+00 -9.0650236494E-03 2.4511032039E-05 7.8376359584E+00 1.2252964978E+00 2.2583175635E-05 8.9348828407E+00 1.2253293079E+00 #Definition of the planewave basis set #usepaw 1 pawovlp 10 pawecutdg 40 ecut 14 #Definition of the SCF procedure nspinor 1 nspden 2 nsppol 2 spinat 0 0 1.0 0 0 0.0 0 0 0.0 0 0 0.0 0 0 0.0 0 0 0.0 0 0 0.0 0 0 0.0 0 0 0.0 0 0 0.0 0 0 0.0 0 0 0.0 0 0 0.0 0 0 0.0 0 0 0.0 0 0 0.0 0 0 0.0 0 0 -1.0 nstep 80 occopt 7 iscf 17 npulayit 7 ixc 11 tsmear 0.01 tolvrs 1.0d-6 diemac 10 #iprcel 45 #diemix 1.0