Enter a species (e.g. Al, Fe): Co Enter a hexagonal lattice type (e.g. hcp): hcp Enter a model name: MEAM_LAMMPS_WangOhLee_2020_CuCo__MO_694335101831_002 Enter hexagonal lattice constants 'a' and 'c' (m): 2.50016216016375e-10, 4.082747711077159e-10