All About Circuits - Capacitors: An introduction to capacitors. Theory, pictures, links to other parts of a web-book of electrical theory.
Capacitor Electricity Storage: Zeal.com category links to nanogate and ultracapacitors.
Capacitors, Tutorial: Includes history, types, color codes, illustrations, and formulae.
Capacitors: What Good Are They?: Short description of a fundamental capacitor, and units used to measure capacitance. Illustrations of capacitors in electronic circuits, with animation.
Green Car Congress: Holden (GM) and CSIRO Working on Next-Gen Supercaps: Australian groups partnering on components for electric vehicles.
Hybrid Electric Vehicles: HEV Components - Ultracacitors: Short paragraph describing ultracapacitors as Electric Vehicle components.
Los Alamos researchers charge ahead in ultracapacitors: United States national laboratory press release announcing device capable of more charge-discharge cycles.
Maxwell Licenses Ultracapacitor Technology To Shanghai Group: to enhance reliability and efficiency of electric power infrastructure.
Maxwell Technologies - Ultracapacitor Overview: PowerCache ultracapacitors claim up to 100 times the energy of conventional capacitors and ten times the power of ordinary batteries.
Okamura Laboratory - for ultracapacitor, supercapacitor: Licenses developed ultracapacitor or supercapacitor systems for hybrid vehicles, solar, windmill, and power line backup.
S&C to Develop Wind Farm Energy Storage.: SuperCapacitors make an "Electronic Shock Absorber” (ESA).
Supercapacitors at CNR-ITAE. Italy: An overview of research in nanostructured materials for supercapacitors.
Tavrima Canada Ltd.: Largest and most powerful supercapacitors. New energy storage technology suited for uses needing repeated bursts of power for fractions of a second to several minutes.
Ultracapacitors: Short description of ultracapacitors and their potential for use in electric vehicles.
UltraCapacitors and SuperCapacitors - a new way of life: Includes how an ultracapacitor works, and links to news.