Cs bcc Sim_LAMMPS_EIM_Zhou_2010_BrClCsFIKLiNaRb__SM_259779394709_000 4.8265378177165985 Optimization terminated successfully. Current function value: -1.479702 Iterations: 73 Function evaluations: 191 C11 = 25.228364 +/- 0.007336 GPa C12 = 27.492713 +/- 0.005187 GPa C44 = 27.493254 +/- 0.001834 GPa B = 26.737930 +/- 0.004235 GPa