Leptothrix ochracea is a species of iron-oxidizing bacteria that exists in natural hydrospheres where groundwater outwells worldwide. Intriguingly, the bacterium produces Fe3+-based amorphous oxide particles (ca 3 nm diameter; ...
Nanomaterials
Jun 25, 2014
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New observations by researchers at MIT have revealed the inner workings of a type of electrode widely used in lithium-ion batteries. The new findings explain the unexpectedly high power and long cycle life of such batteries, ...
Nanomaterials
Jun 9, 2014
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Lithium–oxygen batteries are innovative devices that generate power from atmospheric oxygen trapped inside porous, carbon-based electrodes. These batteries are significantly lighter than traditional lithium-ion batteries, ...
Nanomaterials
Feb 26, 2014
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Researchers at a host of national laboratories and universities have developed a way to microscopically view battery electrodes while they are bathed in wet electrolytes, mimicking realistic conditions inside actual batteries. ...
Nanomaterials
Feb 4, 2014
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(Phys.org) —A Kansas State University engineer has made a breakthrough in rechargeable battery applications.
Nanomaterials
Jan 29, 2014
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Researchers have developed a way to microscopically view battery electrodes while they are bathed in wet electrolytes, mimicking realistic conditions inside actual batteries. While life sciences researchers regularly use ...
Nanomaterials
Dec 26, 2013
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Researchers have made the first battery electrode that heals itself, opening a new and potentially commercially viable path for making the next generation of lithium ion batteries for electric cars, cell phones and other ...
Nanomaterials
Nov 17, 2013
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Lithium-air batteries have become a hot research area in recent years: They hold the promise of drastically increasing power per battery weight, which could lead, for example, to electric cars with a much greater driving ...
Energy & Green Tech
Nov 13, 2013
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Materials in lithium ion battery electrodes expand and contract during charge and discharge. These volume changes drive particle fracture, which shortens battery lifetime. A group of ETH scientists together with colleagues ...
Condensed Matter
Oct 17, 2013
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(Phys.org) —Although sodium-ion (Na-ion) batteries don't perform as well as lithium-ion (Li-ion) batteries, they have the potential to be a cheaper alternative. In a new study, scientists have designed a new cathode for ...
