Enter a species (e.g. Al, Fe): Al Enter a hexagonal lattice type (e.g. hcp): hcp Enter a model name: MEAM_LAMMPS_KoShimLee_2011_AlH__MO_127847080751_002 Enter hexagonal lattice constants 'a' and 'c' (m): 2.866634276323021e-10, 4.681194170775946e-10