Enter a species (e.g. Al, Fe): V Enter a hexagonal lattice type (e.g. hcp): hcp Enter a model name: MEAM_LAMMPS_KimSeolJi_2017_PtV__MO_912978207512_000 Enter hexagonal lattice constants 'a' and 'c' (m): 2.720364229212384e-10, 4.372573020790451e-10