Enter a species  (e.g. Al, Fe): Ar
Enter a hexagonal lattice type (e.g. hcp): hcp
Enter a model name: LJ_Shifted_Bernardes_1958HighCutoff_Ar__MO_242741380554_004
Enter hexagonal lattice constants 'a' and 'c' (m): 3.70840627099365e-10, 6.054895130472321e-10