Enter a species  (e.g. Al, Fe): W
Enter a hexagonal lattice type (e.g. hcp): hcp
Enter a model name: MEAM_LAMMPS_ParkFellingerLenosky_2012_W__MO_560940542741_001
Enter hexagonal lattice constants 'a' and 'c' (m): 2.809663586540781e-10, 4.747850939103678e-10