U diamond MEAM_LAMMPS_PascuetFernandez_2015_AlU__MO_596300673917_001 5.928385093808174 Optimization terminated successfully. Current function value: -34.427604 Iterations: 91 Function evaluations: 228 C11 = 76.549622 +/- 0.007336 GPa C12 = 94.962434 +/- 0.005187 GPa C44 = 6961.233222 +/- 0.001834 GPa B = 88.824830 +/- 0.004235 GPa