HIGH-DENSITY AD ULTRA-FAST ENERGY STORAGE DEVICES BASED ON MONOLAYERS OF METAL NANOPARTICLES AND OXIDE THIN FILMS

Disclosed are energy storage devices, methods of fabricating energy storage devices, and methods of charging and discharging the energy storage device. The energy storage device may include alternating layers of nanoparticle monolayers and insulating oxide layers. The energy storage device may have faster charging and discharging rates as compared to conventional energy storage devices.