O sc Sim_LAMMPS_ReaxFF_WeismillerVanDuinLee_2010_BHNO__SM_327381922729_001 2.6012959331274033 Warning: Maximum number of iterations has been exceeded. C11 = -597848.112014 +/- 0.007336 GPa C12 = -199274.118593 +/- 0.005187 GPa C44 = -19921.821056 +/- 0.001834 GPa B = -332132.116400 +/- 0.004235 GPa