Bk bcc LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 3.698306813836098 Optimization terminated successfully. Current function value: -20.058899 Iterations: 100 Function evaluations: 268 C11 = 450.688432 +/- 0.007336 GPa C12 = 550.267998 +/- 0.005187 GPa C44 = 550.874746 +/- 0.001834 GPa B = 517.074809 +/- 0.004235 GPa