Enter a species (e.g. Al, Fe): Ba Enter a hexagonal lattice type (e.g. hcp): hcp Enter a model name: Morse_Shifted_GirifalcoWeizer_1959MedCutoff_Ba__MO_229241184339_004 Enter hexagonal lattice constants 'a' and 'c' (m): 4.488222081829301e-10, 7.330883445106603e-10