N diamond SW_BereSerra_2006_GaN__MO_861114678890_001 3.461060389876366 Optimization terminated successfully. Current function value: -19.203669 Iterations: 70 Function evaluations: 185 C11 = 396.941026 +/- 0.007336 GPa C12 = 186.754839 +/- 0.005187 GPa C44 = 154.124105 +/- 0.001834 GPa B = 256.816901 +/- 0.004235 GPa