Bk fcc LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 4.62088000774 Warning: Maximum number of function evaluations has been exceeded. C11 = 778.044228 +/- 0.007336 GPa C12 = 443.908478 +/- 0.005187 GPa C44 = 444.831118 +/- 0.001834 GPa B = 555.287061 +/- 0.004235 GPa