Enter a species (e.g. Al, Fe): Co Enter a hexagonal lattice type (e.g. hcp): hcp Enter a model name: MEAM_LAMMPS_JeongParkDo_2018_PdCo__MO_101997554790_002 Enter hexagonal lattice constants 'a' and 'c' (m): 2.50016216872027e-10, 4.082747725049898e-10