Ge diamond LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 5.336996629834175 Optimization terminated successfully. Current function value: -67.155848 Iterations: 71 Function evaluations: 185 C11 = 4919231.318989 +/- 0.007336 GPa C12 = 406.939218 +/- 0.005187 GPa C44 = 1844700.891469 +/- 0.001834 GPa B = 1640015.065808 +/- 0.004235 GPa