U bcc Sim_LAMMPS_MEAM_FernandezPascuet_2014_U__SM_176800861722_000 3.463370651006699 Optimization terminated successfully. Current function value: -10.794493 Iterations: 77 Function evaluations: 198 C11 = 143.482262 +/- 0.007336 GPa C12 = 48.277261 +/- 0.005187 GPa C44 = -36.779828 +/- 0.001834 GPa B = 80.012261 +/- 0.004235 GPa