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.
Apr 18, 2013
4.7 / 5 (13)
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(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 ...
Apr 16, 2013
4.4 / 5 (59)
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Lithium-ion batteries have transformed our lives. Without them, we wouldn't have laptop computers or cell phones—at least, not the long-lived, lightweight kindwe're used to—and in the near future they ...
Apr 16, 2013
5 / 5 (2)
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Once they've finished powering electric vehicles for hundreds of thousands of miles, it may not be the end of the road for automotive batteries, which researchers believe can provide continued benefits for consumers, automakers ...
Apr 15, 2013
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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 ...
Apr 15, 2013
4.3 / 5 (18)
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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 ...
Apr 15, 2013
4.6 / 5 (25)
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(Phys.org) —XG Sciences (XGS) this month announced new anode materials for lithium-ion batteries. These will be viewed with interest among those watching the battery marketplace, where any promising news ...
Apr 13, 2013
4.9 / 5 (14)
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An advance in micromotor technology akin to the invention of cars that fuel themselves from the pavement or air, rather than gasoline or batteries, is opening the door to broad new medical and industrial uses for these tiny ...
Apr 10, 2013
5 / 5 (3)
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Scientists today answered a question that worries millions of owners and potential owners of electric and hybrid vehicles using lithium-ion batteries: How long before the battery pack dies, leaving a sticker-shock ...
Apr 10, 2013
4.9 / 5 (11)
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(Phys.org) —The shrinking size and increasing capacity of batteries in the past few decades has made possible devices that have transformed everyday life. But small isn't the only frontier for battery technology. ...
Apr 08, 2013
4.8 / 5 (6)
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(Phys.org) —ETH-Zurich researchers use x-ray tomography to screen lithium ion battery electrodes and can reconstruct the microstructure in high resolution. This helps to understand the discharging and charging ...
Apr 08, 2013
5 / 5 (2)
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(Phys.org) —More powerful batteries could help electric cars achieve a considerably larger range and thus a breakthrough on the market. A new nanomaterial for lithium ion batteries developed in the labs ...
Apr 08, 2013
4.6 / 5 (9)
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New materials will have a central role in many of the energy applications of the future. For instance, inexpensive and environmentally friendly thermoelectric materials will be capable of converting waste ...
Apr 08, 2013
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(Phys.org) —Potential Difference Inc., a Nevada startup, has developed a versatile charger that it claims can refill the batteries in smartphones, laptops and even electric vehicles to 80 percent capacity ...
Apr 08, 2013
4.6 / 5 (7)
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(Phys.org) —Look what just pulled up to claim a parking spot in the electric sports car market. Detroit Electric has unveiled the SP:01, an all-electric car. With a top speed of 155 mph, the makers say ...
Apr 05, 2013
3.7 / 5 (3)
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