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_002 Enter hexagonal lattice constants 'a' and 'c' (m): 2.873710027337079e-10, 4.692748823796893e-10