C diamond MEAM_LAMMPS_Lee_2006_FeC__MO_856956178669_002 3.5564776659011836 Optimization terminated successfully. Current function value: -58.960000 Iterations: 72 Function evaluations: 185 C11 = 1079.353204 +/- 0.007336 GPa C12 = 127.228968 +/- 0.005187 GPa C44 = 622.712688 +/- 0.001834 GPa B = 444.603714 +/- 0.004235 GPa