Na fcc Morse_Shifted_GirifalcoWeizer_1959MedCutoff_Na__MO_636041334617_002 5.445499843358995
Optimization terminated successfully.
         Current function value: -4.438442
         Iterations: 70
         Function evaluations: 184

C11 =     7.550263 +/-     0.007336 GPa
C12 =     5.714557 +/-     0.005187 GPa
C44 =     5.874904 +/-     0.001834 GPa
B   =     6.326459 +/-     0.004235 GPa