Sn diamond MEAM_LAMMPS_KimJeonLee_2015_MgSn__MO_935641703527_001 6.4891187623143205 Optimization terminated successfully. Current function value: -25.119228 Iterations: 69 Function evaluations: 182 C11 = 70.146981 +/- 0.007336 GPa C12 = 28.035537 +/- 0.005187 GPa C44 = 37.391357 +/- 0.001834 GPa B = 42.072685 +/- 0.004235 GPa