Li4B10H10B12H12 as solid electrolyte for solid-state lithium batteries

The ionic conductivity of Li 4 B 10 H 10 B 12 H 12 exceeds that of its parent compounds Li 2 B 10 H 10 and Li 2 B 12 H 12 by several orders of magnitude. It is stable against lithium metal and has been incorporated into solid-state batteries.