Cu fcc Morse_Shifted_GirifalcoWeizer_1959HighCutoff_Cu__MO_151002396060_003 3.607352703809738 Optimization terminated successfully. Current function value: -14.139743 Iterations: 71 Function evaluations: 188 C11 = 173.947098 +/- 0.007336 GPa C12 = 122.635414 +/- 0.005187 GPa C44 = 123.748003 +/- 0.001834 GPa B = 139.739308 +/- 0.004235 GPa