News tagged with battery material
Lithium-ion battery with new chemistry could power electric vehicles
(PhysOrg.com) -- While car companies race to develop electric and hybrid electric vehicles, one of the biggest challenges they face is finding a suitable energy storage system. Lithium-ion batteries, which ...
Feb 21, 2011 |
4.6 / 5 (32) |
57
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Rechargeable lithium-sulfur batteries get a boost from graphene
(PhysOrg.com) -- By wrapping tiny sulfur particles in graphene sheets, researchers from Stanford University have synthesized a promising cathode material for rechargeable lithium-sulfur batteries that could ...
Nanotechnology / Nanomaterials
Jul 13, 2011 |
4.2 / 5 (22) |
53
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Revealing how a battery material works
Since its discovery 15 years ago, lithium iron phosphate (LiFePO4) has become one of the most promising materials for rechargeable batteries because of its stability, durability, safety and ability to deliver ...
Nanotechnology / Nanomaterials
Feb 08, 2012 |
5 / 5 (7) |
0
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Mystery of car battery's current solved
(PhysOrg.com) -- Chemists have solved the 150 year-old mystery of what gives the lead-acid battery, found under the bonnet of most cars, its unique ability to deliver a surge of current.
Dec 19, 2011 |
4.7 / 5 (28) |
15
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Powered by seaweed: Polymer from algae may improve battery performance
(PhysOrg.com) -- By looking to Mother Nature for solutions, researchers have identified a promising new binder material for lithium-ion battery electrodes that not only could boost energy storage, but also ...
Sep 08, 2011 |
4.8 / 5 (4) |
1
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Revolutionary conducting polymer enables silicon use as next generation of lithium-ion battery anodes
Lithium-ion batteries are everywhere, in smart phones, laptops, an array of other consumer electronics, and the newest electric cars. Good as they are, they could be much better, especially when it comes to ...
Nanotechnology / Nanomaterials
Sep 23, 2011 |
4.9 / 5 (10) |
6
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Polarized X-ray scattering technique reveals structure of printable electronics
(Phys.org) -- An innovative X-ray technique has given North Carolina State University researchers and their collaborators new insight into how organic polymers can be used in printable electronics such as transistors and ...
Apr 15, 2012 |
5 / 5 (4) |
0
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Improving batteries' energy storage
MIT researchers have found a way to improve the energy density of a type of battery known as lithium-air (or lithium-oxygen) batteries, producing a device that could potentially pack several times more energy ...
Technology / Energy & Green Tech
Jul 25, 2011 |
4.9 / 5 (15) |
0
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Batteries charge quickly and retain capacity, thanks to new 3D nanostructure
The batteries in Illinois professor Paul Braun's lab look like any others, but they pack a surprise inside.
Nanotechnology / Nanomaterials
Mar 20, 2011 |
4.8 / 5 (23) |
63
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New technology improves both energy capacity and charge rate in rechargeable batteries
Imagine a cellphone battery that stayed charged for more than a week and recharged in just 15 minutes. That dream battery could be closer to reality thanks to Northwestern University research.
Nov 14, 2011 |
4.8 / 5 (18) |
17
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'Core-Shell' Silicon Nanowires May Improve Lithium-Ion Batteries
(PhysOrg.com) -- Researchers have found a way to incorporate silicon into the structure of rechargeable lithium-ion batteries, which are used to power a wide variety of portable electronic devices, including ...
Jan 20, 2009 |
3.8 / 5 (13) |
9
Metal-Air Battery Could Store 11 Times More Energy than Lithium-Ion
(PhysOrg.com) -- A spinoff company from Arizona State University plans to build a new battery with an energy density 11 times greater than that of lithium-ion batteries for just one-third the cost. With a ...
Technology / Energy & Green Tech
Nov 05, 2009 |
4.4 / 5 (54) |
11
How to choose a catalyst: Predicting which materials will perform best in fuel cells and metal air batteries
MIT researchers have found a new way to predict which materials will perform best as catalysts for oxygen reduction, a core process in metal air batteries and fuel cells, opening up the possibility of faster ...
Jun 14, 2011 |
5 / 5 (3) |
1
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Electron switch between molecules points way to new high-powered organic batteries
The development of new organic batteries -- lightweight energy storage devices that work without the need for toxic heavy metals -- has a brighter future now that chemists have discovered a new way to pass ...
Sep 15, 2010 |
4.8 / 5 (5) |
6
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A step toward lighter batteries: Metal catalysts play important role in improving efficiency
A team of researchers at MIT has made significant progress on a technology that could lead to batteries with up to three times the energy density of any battery that currently exists.
Apr 02, 2010 |
4.6 / 5 (14) |
3
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