Si diamond Sim_LAMMPS_MEAM_LenoskySadighAlonso_2000_Si__SM_622320990752_000 5.43054565787 Optimization terminated successfully. Current function value: -36.854360 Iterations: 70 Function evaluations: 185 C11 = 155.344673 +/- 0.007336 GPa C12 = 80.866390 +/- 0.005187 GPa C44 = 68.996794 +/- 0.001834 GPa B = 105.692484 +/- 0.004235 GPa