N bcc Sim_LAMMPS_Polymorphic_NordAlbeErhart_2003_GaN__SM_333071728528_000 2.44844216108 Optimization terminated successfully. Current function value: -2.608741 Iterations: 75 Function evaluations: 195 C11 = 734.048790 +/- 0.007336 GPa C12 = 793.906975 +/- 0.005187 GPa C44 = -260.760802 +/- 0.001834 GPa B = 773.954247 +/- 0.004235 GPa