(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.
Nanomaterials
Jun 13, 2013
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Frustration led to revelation when Rice University scientists determined how graphene might be made useful for high-capacity batteries.
Nanomaterials
May 16, 2013
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(Phys.org)—Scientists with a common goal, to figure out an alternative to the lithium ion battery, the main power source of choice, are not giving up. The quarrel is not with the lithium ion battery's performance but in ...
(Phys.org)—A three-way collaboration between Japan-based Rohm, Aquafairy, and Kyoto University has resulted in the development of a smartphone-charging fuel cell—a compact, high output, portable hydrogen powered fuel ...
MIT researchers have found a way to improve the energy density of a type of battery known as lithium-air (or lithium-oxygen) batteries, producing a device that could potentially pack several times more energy per pound than ...
Energy & Green Tech
Jul 25, 2011
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(PhysOrg.com) -- Berkeley Bionics unveiled eLEGS exoskeleton at a press conference on October 7 in San Francisco. Berkeley Bionics' CEO, Eythor Bender stated that their mission is to provide people with unprecedented mobility ...
Batteries might gain a boost in power capacity as a result of a new finding from researchers at MIT. They found that using carbon nanotubes for one of the battery's electrodes produced a significant increase — up to tenfold ...
Nanomaterials
Jun 20, 2010
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(PhysOrg.com) -- Water splitting is a clean way to generate hydrogen, which is seen by many as the fuel of the future. Scientists from the Energy Technology Research Institute, AIST in Tsukuba, Japan now report in ChemSusChem ...
Materials Science
May 14, 2010
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(PhysOrg.com) -- By itself, titanium dioxide (TiO2) is a very poor electrode. Electrons move very slowly through the material - so slowly, in fact, that it can take years to fill a millimeter-thick piece of TiO2. However, ...
(PhysOrg.com) -- A technique developed by a Californian company, Simbol Mining, will enable the valuable mineral lithium, widely used in high-density batteries, to be reclaimed from the hot waste water produced by a geothermal ...
