Pr bcc LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 4.468788422644139 Optimization terminated successfully. Current function value: -20.687237 Iterations: 89 Function evaluations: 235 C11 = 263.457909 +/- 0.007336 GPa C12 = 321.668921 +/- 0.005187 GPa C44 = 322.023610 +/- 0.001834 GPa B = 302.265250 +/- 0.004235 GPa