Cu fcc SNAP_ZuoChenLi_2019_Cu__MO_931672895580_000 3.633761629462242 Optimization terminated successfully. Current function value: -16.405080 Iterations: 73 Function evaluations: 194 C11 = 178.302348 +/- 0.007336 GPa C12 = 125.699835 +/- 0.005187 GPa C44 = 86.119839 +/- 0.001834 GPa B = 143.234006 +/- 0.004235 GPa