C bcc Sim_LAMMPS_reaxFF_FthenakisPetsalakisTozzini_2022_CHON__SM_198543900691_000 2.4009046703577037 Optimization terminated successfully. Current function value: -2.814111 Iterations: 73 Function evaluations: 191 C11 = 688354.903039 +/- 0.007336 GPa C12 = 227802.992625 +/- 0.005187 GPa C44 = 67867.976012 +/- 0.001834 GPa B = 381320.296096 +/- 0.004235 GPa