Cu bcc Sim_LAMMPS_BOP_ZhouWardFoster_2015_CuH__SM_404135993060_000 2.806308835744858 Optimization terminated successfully. Current function value: -8.174810 Iterations: 78 Function evaluations: 202 C11 = 113.783035 +/- 0.007336 GPa C12 = 260.255419 +/- 0.005187 GPa C44 = 102.145207 +/- 0.001834 GPa B = 211.431291 +/- 0.004235 GPa