Enter a species (e.g. Al, Fe): Cu Enter a hexagonal lattice type (e.g. hcp): hcp Enter a model name: MEAM_LAMMPS_MirazDhariwalMeng_2020_CuNTi__MO_122936827583_000 Enter hexagonal lattice constants 'a' and 'c' (m): 2.552544151382849e-10, 4.180456234409997e-10