Enter a species  (e.g. Al, Fe): Nb
Enter a hexagonal lattice type (e.g. hcp): hcp
Enter a model name: MEAM_LAMMPS_SaLee_2008_NbFe__MO_162036141261_002
Enter hexagonal lattice constants 'a' and 'c' (m): 2.945212087361142e-10, 4.809511198874768e-10