CATHOLYTES FOR SOLID STATE RECHARGEABLE BATTERIES, BATTERY ARCHITECTURES SUITABLE FOR USE WITH THESE CATHOLYTES, AND METHODS OF MAKING AND USING THE SAME

Provided herein are electrochemical cells having a solid separator, a lithium metal anode, and a positive electrode catholyte wherein the electrochemical cell includes a nitrile, dinitrile, or organic sulfur-including solvent and a lithium salt dissolved therein. Also set forth arc methods of making and using these electrochemical cells.