Enter an atomic species: Ni Enter a cubic lattice type: fcc Enter a model name: MEAM_LAMMPS_KimSeolJi_2017_PtNi__MO_020840179467_000 Enter a lattice constant (m): 3.917371571063995e-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