Enter a species (e.g. Al, Fe): V Enter a hexagonal lattice type (e.g. hcp): hcp Enter a model name: MEAM_LAMMPS_LeeBaskesKim_2001_V__MO_868364924829_000 Enter hexagonal lattice constants 'a' and 'c' (m): 2.721530362557052e-10, 4.368867705470285e-10