Enter an atomic species: Ar Enter a cubic lattice type: fcc Enter a model name: LJ_Shifted_Bernardes_1958HighCutoff_Ar__MO_242741380554_004 Enter a lattice constant (m): 5.24417295455933e-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