He sc LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 0.533104933798 Warning: Maximum number of function evaluations has been exceeded. C11 = 141.808694 +/- 0.007336 GPa C12 = -16.592447 +/- 0.005187 GPa C44 = -14.595854 +/- 0.001834 GPa B = 36.207933 +/- 0.004235 GPa