Enter a species (e.g. Al, Fe): W Enter a hexagonal lattice type (e.g. hcp): hcp Enter a model name: MEAM_LAMMPS_ShimParkCho_2003_NiW__MO_500937681860_001 Enter hexagonal lattice constants 'a' and 'c' (m): 2.851508266363519e-10, 4.579340488021801e-10