Si diamond MEAM_LAMMPS_LenoskySadighAlonso_2000_Si__MO_533426548156_000 5.430545687675476 Optimization terminated successfully. Current function value: -36.854360 Iterations: 84 Function evaluations: 212 C11 = 155.344712 +/- 0.007336 GPa C12 = 80.866401 +/- 0.005187 GPa C44 = 68.974948 +/- 0.001834 GPa B = 105.692505 +/- 0.004235 GPa