Ga diamond Sim_LAMMPS_Polymorphic_NordAlbeErhart_2003_GaN__SM_333071728528_000 5.536950588226318 Optimization terminated successfully. Current function value: -19.883231 Iterations: 66 Function evaluations: 171 C11 = 47.425757 +/- 0.007336 GPa C12 = 17.652699 +/- 0.005187 GPa C44 = 19.384422 +/- 0.001834 GPa B = 27.577052 +/- 0.004235 GPa