If you pry open one of today's ubiquitous high-tech devices—whether a cellphone, a laptop, or an electric car—you'll find that batteries take up most of the space inside. Indeed, the recent evolution of batteries has ...
Condensed Matter
Aug 18, 2015
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1961
One big problem faced by electrodes in rechargeable batteries, as they go through repeated cycles of charging and discharging, is that they must expand and shrink during each cycle—sometimes doubling in volume, and then ...
Nanomaterials
Aug 5, 2015
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126
Most of us have seen dramatic photographs of laptops and even cars that have burst into flames due to failures in lithium-ion batteries. On a much larger scale, battery fires grounded Boeing's 787 Dreamliner jets for several ...
Nanophysics
Apr 3, 2015
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49
The lithium-ion batteries that mobilize our electronic devices need to be improved if they are to power electric vehicles or store electrical energy for the grid. Berkeley Lab researchers looking for a better understanding ...
Materials Science
Dec 19, 2014
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0
Lithium (Li)-ion batteries serve us well, powering our laptops, tablets, cell phones and a host of other gadgets and devices. However, for future automotive applications, we will need rechargeable batteries with significant ...
Energy & Green Tech
Oct 16, 2014
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0
A group of Washington State University researchers have developed a chewing gum-like battery material that could dramatically improve the safety of lithium ion batteries.
Energy & Green Tech
Feb 4, 2014
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0
(Phys.org) —A cutting-edge battery technology developed at the University of Colorado Boulder that could allow tomorrow's electric vehicles to travel twice as far on a charge is now closer to becoming a commercial reality.
Energy & Green Tech
Sep 19, 2013
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(Phys.org) —Using x-rays at the National Synchrotron Light Source (NSLS), a group of researchers has studied, in great detail, the nanoscale workings of a lithium-ion battery, learning new information about the chemical ...
Materials Science
Aug 30, 2013
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1
– A new study by researchers at UC Santa Barbara provides clues into the understanding of the behavior of the charged molecules or particles in ionic liquids. The new framework may lead to the creation of cleaner, more ...
Materials Science
Jun 7, 2013
1
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(Phys.org) —Scientists at the Department of Energy's Oak Ridge National Laboratory have designed and tested an all-solid lithium-sulfur battery with approximately four times the energy density of conventional lithium-ion ...
Materials Science
Jun 5, 2013
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