Cu diamond MEAM_LAMMPS_KimSeolJi_2017_PtCu__MO_070797404269_000 5.742962434887886 Optimization terminated successfully. Current function value: -34.435270 Iterations: 1064 Function evaluations: 3168 C11 = 75.958210 +/- 0.007336 GPa C12 = 64.513522 +/- 0.005187 GPa C44 = 4.366070 +/- 0.001834 GPa B = 68.328418 +/- 0.004235 GPa