Enter a species (e.g. Al, Fe): Fe Enter a hexagonal lattice type (e.g. hcp): hcp Enter a model name: MEAM_LAMMPS_SaLee_2008_NbFe__MO_162036141261_001 Enter hexagonal lattice constants 'a' and 'c' (m): 2.562872400301451e-10, 4.13533785674271e-10