Sodium-air battery offers rechargeable advantages compared to Li-air batteries
Sponge-like graphene makes promising supercapacitor electrodes
Self-charging battery both generates and stores energy
Bendable battery and LED make up the first functional all-flexible electronic system
Researchers explore Li-air battery reversibility on the nanoscale
High school student develops supercapacitor, wins Young Scientist Award
Graphene-boron mix shows promise for lithium-ion batteries
Frustration led to revelation when Rice University scientists determined how graphene might be made useful for high-capacity batteries.
Team observes real-time charging of a lithium-air battery
One of the most promising new kinds of battery to power electric cars is called a lithium-air battery, which could store up to four times as much energy per pound as today's best lithium-ion batteries. But ...
New battery design could help solar and wind power the grid
(Phys.org) —Researchers from the U.S. Department of Energy's (DOE) SLAC National Accelerator Laboratory and Stanford University have designed a low-cost, long-life battery that could enable solar and wind ...
Small in size, big on power: New microbatteries the most powerful yet
(Phys.org) —Though they be but little, they are fierce. The most powerful batteries on the planet are only a few millimeters in size, yet they pack such a punch that a driver could use a cellphone powered ...
Engineers craft new material for high-performing 'supercapacitors'
Taking a significant step toward improving the power delivery of systems ranging from urban electrical grids to regenerative braking in hybrid vehicles, researchers at the UCLA Henry Samueli School of Engineering ...
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 ...
Hybrid ribbons a gift for powerful batteries: Vanadium oxide - graphene material works well for lithium-ion storage
Hybrid ribbons of vanadium oxide (VO2) and graphene may accelerate the development of high-power lithium-ion batteries suitable for electric cars and other demanding applications.
Caltech engineers build electronic chips that repair themselves
Imagine that the chips in your smart phone or computer could repair and defend themselves on the fly, recovering in microseconds from problems ranging from less-than-ideal battery power to total transistor ...