Enter a species (e.g. Al, Fe): Ta Enter a hexagonal lattice type (e.g. hcp): hcp Enter a model name: MEAM_LAMMPS_ParkFellingerLenosky_2012_Ta__MO_105449194206_002 Enter hexagonal lattice constants 'a' and 'c' (m): 3.017700955271724e-10, 4.927885024483391e-10