Enter a species  (e.g. Al, Fe): C
Enter a hexagonal lattice type (e.g. hcp): hcp
Enter a model name: MEAM_LAMMPS_KimJungLee_2010_FeNbC__MO_072689718616_000
Enter hexagonal lattice constants 'a' and 'c' (m): 2.753680001023806e-10, 2.451692773343965e-10