Enter a species (e.g. Al, Fe): Ni Enter a hexagonal lattice type (e.g. hcp): hcp Enter a model name: MEAM_LAMMPS_KimKimJung_2017_NiAlTi__MO_478967255435_000 Enter hexagonal lattice constants 'a' and 'c' (m): 2.484392421709276e-10, 4.091423477712446e-10