Pb fcc Morse_Shifted_GirifalcoWeizer_1959LowCutoff_Pb__MO_534638645497_004 4.956557989120483 Optimization terminated successfully. Current function value: -7.673563 Iterations: 70 Function evaluations: 184 C11 = 55.411520 +/- 0.007336 GPa C12 = 36.614617 +/- 0.005187 GPa C44 = 36.789326 +/- 0.001834 GPa B = 42.880251 +/- 0.004235 GPa