Nb bcc LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 3.61025421321
Optimization terminated successfully.
         Current function value: -84.028269
         Iterations: 71
         Function evaluations: 187

C11 =  2029.505461 +/-     0.007336 GPa
C12 =  2477.924557 +/-     0.005187 GPa
C44 =  2480.656837 +/-     0.001834 GPa
B   =  2328.451525 +/-     0.004235 GPa