Enter a species (e.g. Al, Fe): Al Enter a hexagonal lattice type (e.g. hcp): hcp Enter a model name: MEAM_LAMMPS_LeeLee_2010_FeAl__MO_332211522050_000 Enter hexagonal lattice constants 'a' and 'c' (m): 2.830153071543891e-10, 4.795133111228105e-10