Cu bcc SNAP_ZuoChenLi_2019_Cu__MO_931672895580_000 2.9288323223590846 Optimization terminated successfully. Current function value: -8.113128 Iterations: 72 Function evaluations: 191 C11 = 139.843857 +/- 0.007336 GPa C12 = 145.607764 +/- 0.005187 GPa C44 = 110.848507 +/- 0.001834 GPa B = 143.686462 +/- 0.004235 GPa