Sulfur in hollow nanofibers overcomes challenges of lithium-ion battery design
(PhysOrg.com) -- Stanford researchers have used nanotechnology to invent a better lithium ion battery cathode.
(PhysOrg.com) -- Stanford researchers have used nanotechnology to invent a better lithium ion battery cathode.
Nanomaterials
Oct 5, 2011
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What happens when lithium-ion batteries overheat and explode has been tracked inside and out for the first time by a UCL-led team using sophisticated 3D imaging.
General Physics
Apr 28, 2015
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One big problem faced by electrodes in rechargeable batteries, as they go through repeated cycles of charging and discharging, is that they must expand and shrink during each cycle—sometimes doubling in volume, and then ...
Nanomaterials
Aug 5, 2015
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Improvements to a class of battery electrolyte first introduced in 2017—liquefied gas electrolytes—could pave the way to a high-impact and long-sought advance for rechargeable batteries: replacing the graphite anode with ...
Materials Science
Jul 1, 2019
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Researchers at North Carolina State University have created a new flexible nano-scaffold for rechargeable lithium ion batteries that could help make cell phone and electric car batteries last longer.
Nanophysics
Aug 6, 2013
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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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(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
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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
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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
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