Enter a species (e.g. Al, Fe): Al Enter a hexagonal lattice type (e.g. hcp): hcp Enter a model name: Morse_Shifted_GirifalcoWeizer_1959MedCutoff_Al__MO_279544746097_004 Enter hexagonal lattice constants 'a' and 'c' (m): 2.855449179622805e-10, 4.66179431513437e-10