HIGH CAPACITY POLYMER CATHODE AND HIGH ENERGY DENSITY RECHARGEABLE CELL COMPRISING THE CATHODE

The invention features a rechargeable cathode and a battery comprising the cathode. The cathode includes a solid, ionically conducting polymer material and electroactive sulfur. The battery contains a lithium anode; the cathode; and an electrolyte; wherein at least one of anode, the cathode and the electrolyte, include the solid, ionically conducting polymer material.