Fe diamond Sim_LAMMPS_MEAM_AsadiZaeemNouranian_2015_Fe__SM_042630680993_000 4.917561590671539 Optimization terminated successfully. Current function value: -19.679397 Iterations: 73 Function evaluations: 191 C11 = -5350239.796227 +/- 0.007336 GPa C12 = 190.088426 +/- 0.005187 GPa C44 = -2006361.651468 +/- 0.001834 GPa B = -1783286.539791 +/- 0.004235 GPa