U sc Sim_LAMMPS_MEAM_FernandezPascuet_2014_U__SM_176800861722_000 2.634995080530644 Optimization terminated successfully. Current function value: -5.446053 Iterations: 72 Function evaluations: 187 C11 = 736.803355 +/- 0.007336 GPa C12 = -103.878567 +/- 0.005187 GPa C44 = 21.395620 +/- 0.001834 GPa B = 176.348741 +/- 0.004235 GPa