Enter a species (e.g. Al, Fe): V Enter a hexagonal lattice type (e.g. hcp): hcp Enter a model name: MEAM_LAMMPS_OhSeolLee_2020_CoV__MO_771146361182_002 Enter hexagonal lattice constants 'a' and 'c' (m): 2.706000750308159e-10, 4.418880721228947e-10