Enter a species (e.g. Al, Fe): Y Enter a hexagonal lattice type (e.g. hcp): hcp Enter a model name: MEAM_LAMMPS_AhmadGrohGhazisaeidi_2018_MgY__MO_135739722270_002 Enter hexagonal lattice constants 'a' and 'c' (m): 3.615003998950123e-10, 5.903276810365666e-10