Enter a species (e.g. Al, Fe): Ni Enter a hexagonal lattice type (e.g. hcp): hcp Enter a model name: MEAM_LAMMPS_KoGrabowskiNeugebauer_2015_NiTi__MO_663355627503_000 Enter hexagonal lattice constants 'a' and 'c' (m): 2.486504674213603e-10, 4.083145391672051e-10