Enter a species (e.g. Al, Fe): W Enter a hexagonal lattice type (e.g. hcp): hcp Enter a model name: Morse_Shifted_GirifalcoWeizer_1959HighCutoff_W__MO_646516726498_004 Enter hexagonal lattice constants 'a' and 'c' (m): 2.80689417125263e-10, 4.583036053901172e-10