Si diamond Sim_LAMMPS_MEAM_LenoskySadighAlonso_2000_Si__SM_622320990752_000 5.430545687675476 Optimization terminated successfully. Current function value: -36.854360 Iterations: 73 Function evaluations: 194 C11 = 155.344692 +/- 0.007336 GPa C12 = 80.866396 +/- 0.005187 GPa C44 = 68.996803 +/- 0.001834 GPa B = 105.692494 +/- 0.004235 GPa