Molten-air battery's storage capacity among the highest of any battery type
Memory effect now also found in lithium-ion batteries
Lithium-ion batteries are high performance energy storage devices used in many commercial electronic appliances. Certainly, they can store a large amount of energy in a relatively small volume. They have ...
New, high-energy rechargeable batteries
While electric vehicles offer many advantages—including reducing greenhouse gas emissions and the country's dependence on imported petroleum—at least one barrier stands in the way of their large-scale ...
Folding batteries increases their areal energy density by up to 14 times
Self-charging battery gets boost from nanocomposite film
Bad virus put to good use: Breakthrough batteries
(PhysOrg.com) -- Viruses have a bad rep--and rightly so. The ability of a virus to quickly and precisely replicate itself makes it a destructive scourge to animals and plants alike. Now an interdisciplinary ...
Batteries charge quickly and retain capacity, thanks to new 3D nanostructure
The batteries in Illinois professor Paul Braun's lab look like any others, but they pack a surprise inside.
Battery design gets boost from aligned carbon nanotubes
Researchers at North Carolina State University have created a new flexible nano-scaffold for rechargeable lithium ion batteries that could help make cell phone and electric car batteries last longer.
Silk could be new 'green' material for next-generation batteries
Lithium-ion batteries have enabled many of today's electronics, from portable gadgets to electric cars. But much to the frustration of consumers, none of these batteries last long without a recharge. Now ...
New technology improves both energy capacity and charge rate in rechargeable batteries
Imagine a cellphone battery that stayed charged for more than a week and recharged in just 15 minutes. That dream battery could be closer to reality thanks to Northwestern University research.
Scientists create novel silicon electrodes that improve lithium-ion batteries
Stanford University scientists have dramatically improved the performance of lithium-ion batteries by creating novel electrodes made of silicon and conducting polymer hydrogel, a spongy material similar to ...
Asian inventions dominate energy storage systems
In recent years, the number of patent applications for electrochemical energy storage technologies has soared. According to a study by the Technical University Munich, the largest volume of applications is ...
Komaba Group reports sodium ion battery progress
Battery low? Give your mobile some water
A power source for your mobile phone can now be as close as the nearest tap, stream, or even a puddle, with the world's first water-activated charging device.