Enter an atomic species: Pd Enter a cubic lattice type: fcc Enter a model name: MEAM_LAMMPS_JeongLee_2020_PdC__MO_068985622065_000 Enter a lattice constant (m): 3.889087289571762e-10 Writing phonon.eq.pckl Writing phonon.0x-.pckl Writing phonon.0x+.pckl Writing phonon.0y-.pckl Writing phonon.0y+.pckl Writing phonon.0z-.pckl Writing phonon.0z+.pckl