When it is cold in winter, cars tend to have starting problems. This is not much better with electric cars, which inevitably lose capacity of their rechargeable lithium-ion batteries at freezing temperatures. Now, Chinese ...
Materials Science
Dec 5, 2017
0
7
Modern batteries power everything from cars to cell phones, but they are far from perfect - they catch fire, they perform poorly in cold weather and they have relatively short lifecycles, among other issues. Now researchers ...
Materials Science
Jun 19, 2017
1
166
Lithium-ion batteries have become essential in everyday technology. But these power sources can explode under certain circumstances and are not ideal for grid-scale energy storage. Sodium-ion batteries are potentially a safer ...
Nanophysics
Feb 15, 2017
2
32
Researchers at the University of California, Riverside's Bourns College of Engineering have developed an inexpensive, energy-efficient way to create silicon-based anodes for lithium-ion batteries from the fossilized remains ...
Energy & Green Tech
Oct 21, 2016
0
24
Can portabella mushrooms stop cell phone batteries from degrading over time? Researchers at the University of California, Riverside Bourns College of Engineering think so.
Nanomaterials
Sep 29, 2015
1
423
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
0
26
Engineers across the globe have been racing to design smaller, cheaper and more efficient rechargeable batteries to meet the power storage needs of everything from handheld gadgets to electric cars.
Energy & Green Tech
Jul 27, 2014
11
0
Researchers at the USC Viterbi School of Engineering have improved the performance and capacity of lithium batteries by developing better-performing, cheaper materials for use in anodes and cathodes (negative and positive ...
Nanomaterials
Mar 31, 2014
4
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
1
0
Laptops could work longer and electric cars could drive farther if it were possible to further increase the capacity of their lithium-ion batteries. The electrode material has a decisive influence on a battery's capacity. ...
Materials Science
Jun 6, 2013
1
0
