Si fcc MEAM_LAMMPS_JelinekGrohHorstemeyer_2012_AlSiMgCuFe__MO_262519520678_000 4.149619489908219 Optimization terminated successfully. Current function value: -16.520988 Iterations: 79 Function evaluations: 208 C11 = 180.907880 +/- 0.007336 GPa C12 = 160.216724 +/- 0.005187 GPa C44 = 56.096968 +/- 0.001834 GPa B = 167.113776 +/- 0.004235 GPa