Ar bcc LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 2.33346106857 Warning: Maximum number of function evaluations has been exceeded. C11 = 17.590774 +/- 0.007336 GPa C12 = 21.477454 +/- 0.005187 GPa C44 = 21.501136 +/- 0.001834 GPa B = 20.181894 +/- 0.004235 GPa