O bcc Sim_LAMMPS_ReaxFF_ChenowethVanDuinPersson_2008_CHOV__SM_429148913211_001 4.178285837173462 Warning: Maximum number of iterations has been exceeded. C11 = 0.546595 +/- 0.007336 GPa C12 = 0.615388 +/- 0.005187 GPa C44 = 0.615411 +/- 0.001834 GPa B = 0.592457 +/- 0.004235 GPa