Pb diamond MEAM_LAMMPS_EtesamiBaskesLaradji_2018_PbSn__MO_162736908871_001 7.0699443370103845 Optimization terminated successfully. Current function value: -13.979057 Iterations: 75 Function evaluations: 181 C11 = 23.554809 +/- 0.007336 GPa C12 = 19.042535 +/- 0.005187 GPa C44 = 1.124133 +/- 0.001834 GPa B = 20.546626 +/- 0.004235 GPa