Enter a species (e.g. Al, Fe): Cu Enter a hexagonal lattice type (e.g. hcp): hcp Enter a model name: MEAM_LAMMPS_WangOhLee_2020_CuMo__MO_486450342170_002 Enter hexagonal lattice constants 'a' and 'c' (m): 2.555898485798384e-10, 4.173764749705466e-10