U fcc Sim_LAMMPS_MEAM_FernandezPascuet_2014_U__SM_176800861722_000 4.480948135256767 Optimization terminated successfully. Current function value: -21.169803 Iterations: 77 Function evaluations: 202 C11 = 65.547570 +/- 0.007336 GPa C12 = 94.219579 +/- 0.005187 GPa C44 = -1.598809 +/- 0.001834 GPa B = 84.662243 +/- 0.004235 GPa