Pb fcc LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 4.01575785875 Optimization terminated successfully. Current function value: -28.603991 Iterations: 68 Function evaluations: 176 C11 = 808.156522 +/- 0.007336 GPa C12 = 461.088867 +/- 0.005187 GPa C44 = 462.047213 +/- 0.001834 GPa B = 576.778085 +/- 0.004235 GPa