U diamond Sim_LAMMPS_MEAM_FernandezPascuet_2014_U__SM_176800861722_000 5.92838503420353 Optimization terminated successfully. Current function value: -34.427604 Iterations: 82 Function evaluations: 219 C11 = 76.516968 +/- 0.007336 GPa C12 = 94.962441 +/- 0.005187 GPa C44 = -759093.034573 +/- 0.001834 GPa B = 88.813950 +/- 0.004235 GPa