Enter a species (e.g. Al, Fe): C Enter a hexagonal lattice type (e.g. hcp): hcp Enter a model name: MEAM_LAMMPS_Wagner_2007_SiC__MO_430846853065_001 Enter hexagonal lattice constants 'a' and 'c' (m): 2.068810762432306e-10, 3.338284870792302e-10