Nb fcc MEAM_LAMMPS_HuangLiuDuan_2021_HfNbTaTiZr__MO_893505888031_000 4.168177530169487 Optimization terminated successfully. Current function value: -29.305336 Iterations: 71 Function evaluations: 186 C11 = 147.898955 +/- 0.007336 GPa C12 = 175.025556 +/- 0.005187 GPa C44 = 18.220450 +/- 0.001834 GPa B = 165.983356 +/- 0.004235 GPa