N bcc SW_BereSerra_2006_GaN__MO_861114678890_000 2.06376315653 Warning: Maximum number of function evaluations has been exceeded. C11 = 2101.844670 +/- 0.007336 GPa C12 = 1611.014275 +/- 0.005187 GPa C44 = 195.098419 +/- 0.001834 GPa B = 1774.624407 +/- 0.004235 GPa