W bcc Morse_Shifted_GirifalcoWeizer_1959LowCutoff_W__MO_489351836217_003 3.18056891859
Optimization terminated successfully.
         Current function value: -16.555922
         Iterations: 73
         Function evaluations: 192

C11 =   341.355736 +/-     0.007336 GPa
C12 =   316.704826 +/-     0.005187 GPa
C44 =   317.463675 +/-     0.001834 GPa
B   =   324.921796 +/-     0.004235 GPa