Cu diamond Sim_LAMMPS_MEAM_Wagner_2007_Cu__SM_521856783904_000 5.257229268550873 Optimization terminated successfully. Current function value: -22.498559 Iterations: 108 Function evaluations: 296 C11 = 51.013592 +/- 0.007336 GPa C12 = 44.753673 +/- 0.005187 GPa C44 = 4.702786 +/- 0.001834 GPa B = 46.840313 +/- 0.004235 GPa