Fe bcc Morse_Shifted_GirifalcoWeizer_1959MedCutoff_Fe__MO_984358344196_002 2.86883023381 Optimization terminated successfully. Current function value: -8.260841 Iterations: 70 Function evaluations: 184 C11 = 182.568959 +/- 0.007336 GPa C12 = 166.140717 +/- 0.005187 GPa C44 = 166.723733 +/- 0.001834 GPa B = 171.616797 +/- 0.004235 GPa