N fcc Tersoff_LAMMPS_NordAlbeErhart_2003_GaN__MO_612061685362_002 3.06042425334 Optimization terminated successfully. Current function value: -4.901762 Iterations: 73 Function evaluations: 192 C11 = 621.313503 +/- 0.007336 GPa C12 = 806.102714 +/- 0.005187 GPa C44 = -87.559665 +/- 0.001834 GPa B = 744.506310 +/- 0.004235 GPa