Si diamond SNAP_ZuoChenLi_2019_Si__MO_869330304805_000 5.474051356315613
Optimization terminated successfully.
         Current function value: -43.346910
         Iterations: 1064
         Function evaluations: 3168

C11 =   128.154933 +/-     0.007336 GPa
C12 =    75.375526 +/-     0.005187 GPa
C44 =    70.569581 +/-     0.001834 GPa
B   =    92.968661 +/-     0.004235 GPa