Cu sc Morse_Shifted_GirifalcoWeizer_1959HighCutoff_Cu__MO_151002396060_003 2.3819275349378577 Optimization terminated successfully. Current function value: -2.803984 Iterations: 75 Function evaluations: 199 C11 = 381.425630 +/- 0.007336 GPa C12 = -48.294057 +/- 0.005187 GPa C44 = -48.293093 +/- 0.001834 GPa B = 94.945839 +/- 0.004235 GPa