Ar bcc LJ_Smoothed_Bernardes_1958_Ar__MO_764178710049_001 4.23445744812 Optimization terminated successfully. Current function value: -0.134816 Iterations: 70 Function evaluations: 185 C11 = 2.165471 +/- 0.007336 GPa C12 = 2.684379 +/- 0.005187 GPa C44 = 2.686983 +/- 0.001834 GPa B = 2.511410 +/- 0.004235 GPa