N fcc Sim_LAMMPS_reaxFF_FthenakisPetsalakisTozzini_2022_CHON__SM_198543900691_000 3.091682955622673 Optimization terminated successfully. Current function value: 4.295114 Iterations: 69 Function evaluations: 185 C11 = 11371.601563 +/- 0.007336 GPa C12 = 11324.834757 +/- 0.005187 GPa C44 = 25.994978 +/- 0.001834 GPa B = 11340.423692 +/- 0.004235 GPa