Cs bcc LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 5.371355056762696 Optimization terminated successfully. Current function value: -6.632885 Iterations: 73 Function evaluations: 187 C11 = 48.643987 +/- 0.007336 GPa C12 = 59.391874 +/- 0.005187 GPa C44 = 59.457363 +/- 0.001834 GPa B = 55.809245 +/- 0.004235 GPa