K fcc LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 5.58356466889 Warning: Maximum number of function evaluations has been exceeded. C11 = 193.133300 +/- 0.007336 GPa C12 = 110.191049 +/- 0.005187 GPa C44 = 110.420075 +/- 0.001834 GPa B = 137.838466 +/- 0.004235 GPa