Enter a species (e.g. Al, Fe): Al Enter a hexagonal lattice type (e.g. hcp): hcp Enter a model name: MEAM_LAMMPS_SunRamachandranWick_2018_TiAl__MO_022920256108_001 Enter hexagonal lattice constants 'a' and 'c' (m): 2.839183024663582e-10, 4.80257317837213e-10