Ir sc LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 2.68456093967 Optimization terminated successfully. Current function value: -20.275800 Iterations: 70 Function evaluations: 183 C11 = 4364.073961 +/- 0.007336 GPa C12 = -511.059530 +/- 0.005187 GPa C44 = -449.517033 +/- 0.001834 GPa B = 1113.984967 +/- 0.004235 GPa