Enter a species (e.g. Al, Fe): H Enter a hexagonal lattice type (e.g. hcp): hcp Enter a model name: Sim_LAMMPS_ReaxFF_XiaoShiHao_2017_PHOC__SM_424780295507_000 Enter hexagonal lattice constants 'a' and 'c' (m): 1.705354451123727e-10, 5.072607541135778e-10