Scientists at the University of Maryland have a new recipe for batteries: Bake a leaf, and add sodium. They used a carbonized oak leaf, pumped full of sodium, as a demonstration battery's negative terminal, or anode, according ...
Energy & Green Tech
Jan 28, 2016
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Anyone who uses their smartphone a lot notices that over time, the battery begins to lose steam and needs to be recharged more often. And the last thing you want is for your phone to run out of juice when you need it most.
Energy & Green Tech
Dec 2, 2015
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18
For the first time, germanium nanowires have been deposited on indium tin oxide substrate by a simple, one-step process called electrodeposition.
Nanophysics
Apr 27, 2015
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How can the electrodes of batteries be made more efficient? In the journal Angewandte Chemie, American scientists describe a powerful approach that uses solvated graphene frameworks as the anode material. Assembled in a lithium ...
Materials Science
Mar 18, 2015
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26
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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Scientists at the U.S. Department of Energy's Brookhaven National Laboratory have made the first 3D observations of how the structure of a lithium-ion battery anode evolves at the nanoscale in a real battery cell as it discharges ...
Nanophysics
Mar 26, 2014
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0
Researchers from Empa and ETH Zurich have succeeded for the first time to produce uniform antimony nanocrystals. Tested as components of laboratory batteries, these are able to store a large number of both lithium and sodium ...
Nanomaterials
Mar 18, 2014
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Battery-powered cars offer many environmental benefits, but a car with a full tank of gasoline can travel further. By improving the energy capacity of lithium-ion batteries, a new electrode made from iron oxide nanoparticles ...
Nanomaterials
Oct 23, 2013
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0
Drexel University researchers are continuing to expand the capabilities and functionalities of a family of two-dimensional materials they discovered that are as thin as a single atom, but have the potential to store massive ...
Materials Science
Sep 26, 2013
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A research team of Ulsan National Institute of Science and Technology (UNIST), South Korea, developed a "wormlike" hematite photoanode that can convert sunlight and water to clean hydrogen energy with a record-breaking high ...
Materials Science
Sep 25, 2013
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