Pb fcc Morse_Shifted_GirifalcoWeizer_1959MedCutoff_Pb__MO_958424213898_002 4.93958649039 Optimization terminated successfully. Current function value: -8.067586 Iterations: 71 Function evaluations: 183 C11 = 56.050020 +/- 0.007336 GPa C12 = 36.993953 +/- 0.005187 GPa C44 = 37.183090 +/- 0.001834 GPa B = 43.345975 +/- 0.004235 GPa