Just as the sign says on HDTV displays in electronics stores, you must have an HD signal sent to the TV in order to get HDTV-quality programming.
Consumer & Gadgets
Mar 3, 2010
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Hope has been restored for the rechargeable lithium metal battery—a potential battery powerhouse relegated for decades to the laboratory by its short life expectancy and occasional fiery demise while its rechargeable sibling, ...
Materials Science
Aug 26, 2019
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608
In the past, if you wanted a solar-powered gadget, you typically had to shell out a lot of cash for something made by a company you'd never heard of. But that's starting to change, as major brands such as Kodak and Energizer ...
Consumer & Gadgets
Aug 26, 2009
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A new study published in Geology evaluates the potential for cobalt extraction from the Idaho Cobalt Belt (ICB) of east-central Idaho, using a detailed study of the Iron Creek deposit. The ICB hosts the second-largest known ...
Earth Sciences
Jun 6, 2023
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4
(PhysOrg.com) -- By adding the right amount of heat, researchers have developed a method that improves the electrical capacity and recharging lifetime of sodium ion rechargeable batteries, which could be a cheaper alternative ...
Nanomaterials
Jun 7, 2011
4
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(PhysOrg.com) -- MIT engineers have created a kind of beltway that allows for the rapid transit of electrical energy through a well-known battery material, an advance that could usher in smaller, lighter batteries — for ...
Materials Science
Mar 11, 2009
9
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(Phys.org)—SLAC and Stanford scientists have set a world record for energy storage, using a clever "yolk-shell" design to store five times more energy in the sulfur cathode of a rechargeable lithium-ion battery than is ...
Energy & Green Tech
Jan 9, 2013
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Stanford University scientists have dramatically improved the performance of lithium-ion batteries by creating novel electrodes made of silicon and conducting polymer hydrogel, a spongy material similar to that used in contact ...
Nanophysics
Jun 4, 2013
3
0
While electric vehicles offer many advantages—including reducing greenhouse gas emissions and the country's dependence on imported petroleum—at least one barrier stands in the way of their large-scale adoption: "range ...
Energy & Green Tech
Jun 30, 2014
11
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Used in everything from electric vehicles to laptop computers, the lithium battery is ubiquitous, but it is not well understood at the atomic scale. To see what happens on the nanoscale, scientists at DOE's Joint Center for ...
Nanophysics
Mar 23, 2015
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