Si fcc Tersoff_LAMMPS_Tersoff_1990_SiC__MO_444207127575_000 3.535533905029297 Optimization terminated successfully. Current function value: -10.400168 Iterations: 86 Function evaluations: 203 C11 = -272800.271448 +/- 0.007336 GPa C12 = 17829255.085238 +/- 0.005187 GPa C44 = 516776.848683 +/- 0.001834 GPa B = 11795236.633009 +/- 0.004235 GPa