Enter an atomic species: Sr Enter a cubic lattice type: fcc Enter a model name: LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 Enter a lattice constant (m): 5.36352859139443e-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