As digital still cameras (DSCs) and mobile phone cameras become more popular, users are demanding higher-quality photos under lower-light conditions. The popular Xenon photoflash is excited by high ...

Battery technology is the talk of the town right now, as it’s the main bottleneck holding up progress on many facets of renewable energy. There are other technologies available for energy storage, ...

Your phone died. Again. In these scenarios, who among us has not dreamed the dream of a future where our devices charge instantly and last forever. As capacitors—or even more exciting, ultracapacitors ...

(Nanowerk Spotlight) Low energy density is a main challenge for batteries and capacitors. Researchers are constantly developing new materials to increase the energy density of electrochemical energy ...

Researchers at the Indian Institute of Science (IISc) have designed a novel, tiny device capable of storing an enormous amount of electric charge. Current capacitors typically use metal oxide-based ...