If you add more lithium to the positive electrode of a lithium-ion battery - overstuff it, in a sense - it can store much more charge in the same amount of space, theoretically powering an electric car 30 to 50 percent farther ...
Materials Science
Dec 12, 2017
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476
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
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7
Scientists in Russia and Armenia have predicted a new surface reconstruction of RuO2 that explains the origin of charge storage in supercapacitors. The miniaturization of electronic devices to the nanometer scale will increase ...
Materials Science
Oct 18, 2017
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6
Lithium ion batteries are flammable and the price of the raw material is rising. Are there alternatives? Yes: Empa and ETH Zürich researchers have discovered promising approaches as to how we might produce batteries out ...
Nanomaterials
Oct 11, 2017
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19
South Korean electronics giant LG Electronics has lost its final appeal against a giant price-fixing fine imposed by the European Union and will pay more than 540 million euros, it said Friday.
Business
Sep 15, 2017
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3
Magnesium batteries offer promise for safely powering modern life—unlike traditional lithium ion batteries, they are not flammable or subject to exploding—but their ability to store energy has been limited.
Materials Science
Aug 24, 2017
0
232
A zinc-based battery that delivers a high voltage and substantial energy capacity could be set to rival conventional lithium-ion batteries, A*STAR researchers have found.
Nanophysics
Jul 26, 2017
2
58
Bursts of plasma, called plasma jets, have numerous uses ranging from the development of more efficient engines, which could one day send spacecraft to Mars, to industrial uses like spraying nanomaterial coatings on 3-D objects.
Plasma Physics
Jun 20, 2017
0
218
Lithium-oxygen systems could someday outperform today's lithium-ion batteries because of their potential for high energy density. However, a number of important issues, such as their poor electrochemical stability must be ...
Materials Science
May 24, 2017
0
209
A team at the Helmholtz-Zentrum Berlin (HZB) has for the first time fabricated a nanomaterial made from nanoparticles of a titanium oxide compound (Ti4O7) that is characterized by an extremely large surface area, and tested ...
Materials Science
May 17, 2017
0
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