Si bcc Tersoff_LAMMPS_ErhartAlbe_2005SiII_SiC__MO_408791041969_002 3.06509190798 Optimization terminated successfully. Current function value: -8.364176 Iterations: 71 Function evaluations: 188 C11 = 195.946962 +/- 0.007336 GPa C12 = 140.150693 +/- 0.005187 GPa C44 = 154.832087 +/- 0.001834 GPa B = 158.749449 +/- 0.004235 GPa