Enter a species  (e.g. Al, Fe): Si
Enter a hexagonal lattice type (e.g. hcp): hcp
Enter a model name: MEAM_LAMMPS_DuLenoskyHennig_2011_Si__MO_883726743759_000
Enter hexagonal lattice constants 'a' and 'c' (m): 2.826090092329192e-10, 3.999041401167885e-10