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 ...
Digital Quantum Battery Could Boost Energy Density Tenfold
Unzipped nanotubes unlock potential for batteries
(Phys.org) —Researchers at Rice University have come up with a new way to boost the efficiency of the ubiquitous lithium ion (LI) battery by employing ribbons of graphene that start as carbon nanotubes.
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 ...
Samsung's Droid Charge disappoints
Samsung's Droid Charge is the latest high-end Android smartphone from Verizon. It carries a premium price - but it's not worth it.
Folding batteries increases their areal energy density by up to 14 times
Self-charging battery gets boost from nanocomposite film
'Core-Shell' Silicon Nanowires May Improve Lithium-Ion Batteries
Revolutionary conducting polymer enables silicon use as next generation of lithium-ion battery anodes
Lithium-ion batteries are everywhere, in smart phones, laptops, an array of other consumer electronics, and the newest electric cars. Good as they are, they could be much better, especially when it comes to ...
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.
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.
Goodbye, range anxiety? Electric vehicles may be more useful than previously thought
In the first study of its kind, scientists at the Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab) quantitatively show that electric vehicles (EVs) will meet the daily travel needs ...
Virus battery could power cars, electronic devices
For the first time, MIT researchers have shown they can genetically engineer viruses to build both the positively and negatively charged ends of a lithium-ion battery.