Enter a species (e.g. Al, Fe): Al Enter a hexagonal lattice type (e.g. hcp): hcp Enter a model name: MEAM_LAMMPS_JeongParkDo_2018_PdAl__MO_616482358807_000 Enter hexagonal lattice constants 'a' and 'c' (m): 2.832556365741875e-10, 4.794639604959233e-10