O diamond Sim_LAMMPS_MEAM_ZhangTrinkle_2016_TiO__SM_513612626462_000 4.634749218821525 Optimization terminated successfully. Current function value: -13.977558 Iterations: 71 Function evaluations: 187 C11 = -10492159.469871 +/- 0.007336 GPa C12 = 616.687011 +/- 0.005187 GPa C44 = -3934583.682298 +/- 0.001834 GPa B = -3496975.365283 +/- 0.004235 GPa