Enter a species (e.g. Al, Fe): Cr Enter a hexagonal lattice type (e.g. hcp): hcp Enter a model name: MEAM_LAMMPS_WuLeeSu_2017_NiCrFe__MO_912636107108_000 Enter hexagonal lattice constants 'a' and 'c' (m): 2.594889419111607e-10, 4.163372478172747e-10