Ge diamond Tersoff_LAMMPS_Tersoff_1989_SiGe__MO_350526375143_004 5.656747281551361 Optimization terminated successfully. Current function value: -30.804797 Iterations: 1064 Function evaluations: 3169 C11 = 138.515767 +/- 0.007336 GPa C12 = 44.389124 +/- 0.005187 GPa C44 = 66.824791 +/- 0.001834 GPa B = 75.764672 +/- 0.004235 GPa