Si fcc Tersoff_LAMMPS_PlummerTucker_2019_TiSiC__MO_751442731010_000 3.993014514446259 Optimization terminated successfully. Current function value: -16.126252 Iterations: 72 Function evaluations: 188 C11 = 230.117831 +/- 0.007336 GPa C12 = 119.886535 +/- 0.005187 GPa C44 = 110.124293 +/- 0.001834 GPa B = 156.630300 +/- 0.004235 GPa