Si diamond Sim_LAMMPS_ModifiedTersoff_KumagaiIzumiHara_2007_Si__SM_773333226968_000 5.42900004238 Warning: Maximum number of function evaluations has been exceeded. C11 = 166.372178 +/- 0.007336 GPa C12 = 65.303774 +/- 0.005187 GPa C44 = 77.094507 +/- 0.001834 GPa B = 98.993242 +/- 0.004235 GPa