Enter an atomic species: Pd Enter a cubic lattice type: fcc Enter a model name: EAM_Dynamo_ZhouJohnsonWadley_2004NISTretabulation_Pd__MO_993644691224_001 Enter a lattice constant (m): 3.890355840325356e-10 WARNING, 2 imaginary frequencies at q = ( 0.00, 0.00, 0.00) ; (omega_q = 6.126e-09*i) WARNING, 2 imaginary frequencies at q = ( 0.00, 0.00, 0.00) ; (omega_q = 6.126e-09*i)