log log.PyAC_bulk-clayff units real boundary p p p atom_style full pair_style lj/cut/coul/long 15.0 pair_modify mix geometric bond_style harmonic kspace_style pppm 1.0e-5 read_data PyAC_bulk-clayff.data thermo_style multi minimize 0.0 0.0 100 1000 write_data PyAC_bulk-clayff.data2