Pt diamond MEAM_LAMMPS_JeongLee_2020_PtC__MO_716623333967_002 5.922814846038818 Optimization terminated successfully. Current function value: -32.503472 Iterations: 72 Function evaluations: 182 C11 = 80.912030 +/- 0.007336 GPa C12 = 97.508959 +/- 0.005187 GPa C44 = -7627.337374 +/- 0.001834 GPa B = 91.976650 +/- 0.004235 GPa