Ar sc Morse_Shifted_Jelinek_1972_Ar__MO_831902330215_004 3.617329463362694 Optimization terminated successfully. Current function value: -0.058489 Iterations: 75 Function evaluations: 197 C11 = 5.272951 +/- 0.007336 GPa C12 = -0.411894 +/- 0.005187 GPa C44 = -0.411892 +/- 0.001834 GPa B = 1.483054 +/- 0.004235 GPa