Ni diamond MEAM_LAMMPS_Wagner_2007_Ni__MO_444394830472_000 5.321840330958366 Optimization terminated successfully. Current function value: -26.430559 Iterations: 92 Function evaluations: 246 C11 = 58.611982 +/- 0.007336 GPa C12 = 42.373168 +/- 0.005187 GPa C44 = 3.786005 +/- 0.001834 GPa B = 47.786106 +/- 0.004235 GPa