&GLOBAL RUN_TYPE ENERGY PROJECT_NAME PENTACENE &END GLOBAL &FORCE_EVAL METHOD QS &DFT &XC &HF FRACTION 1.0 &END HF &XC_FUNCTIONAL NONE &END XC_FUNCTIONAL &END XC &QS METHOD GAPW ! All overlaps are considered ! MIN_PAIR_LIST_RADIUS -1.0 EPS_FILTER_MATRIX 1.0E-30 EPS_PGF_ORB 1.0E-30 &END QS &POISSON PERIODIC NONE POISSON_SOLVER ANALYTIC &END POISSON BASIS_SET_FILE_NAME def2-svp.1.cp2k POTENTIAL_FILE_NAME POTENTIAL &PRINT &MO_CUBES FILENAME MO NHOMO 1 NLUMO 1 &EACH QS_SCF 0 &END EACH &END MO_CUBES &END PRINT &END DFT &SUBSYS &CELL ! Leave sufficient room for the whole chain ABC 30.0 30.0 30.0 PERIODIC NONE &END CELL &TOPOLOGY &CENTER_COORDINATES &END CENTER_COORDINATES COORD_FILE_FORMAT XYZ ! Here you can change the molecule that is being investigated COORD_FILE_NAME pentacene.xyz &END TOPOLOGY &KIND C BASIS_SET def2-SVP POTENTIAL ALL &END KIND &KIND H BASIS_SET def2-SVP POTENTIAL ALL &END KIND &END SUBSYS &END FORCE_EVAL