News tagged with battery power
New energy storage device could recharge electric vehicles in minutes
(PhysOrg.com) -- It has all the appearances of a breakthrough in battery technology, except that it’s not a battery. Researchers at Nanotek Instruments, Inc., and its subsidiary Angstron Materials, Inc., ...
Aug 19, 2011 |
4.8 / 5 (53) |
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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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Battery cathode made of waste byproducts from paper industry promises sustainable energy storage
A breakthrough for inexpensive electricity from solar cells, and a massive investment in wind power, will mean a need to store energy in an intelligent way. According to research at Linköping University (Sweden), published ...
Mar 22, 2012 |
4.6 / 5 (7) |
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Researchers develop graphene supercapacitor holding promise for portable electronics
(PhysOrg.com) -- Electrochemical capacitors (ECs), also known as supercapacitors or ultracapacitors, differ from regular capacitors that you would find in your TV or computer in that they store substantially ...
Mar 15, 2012 |
5 / 5 (25) |
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New method to examine batteries -- MRI from the inside
There is an ever-increasing need for advanced batteries for portable electronics, such as phones, cameras, and music players, but also to power electric vehicles and to facilitate the distribution and storage of energy derived ...
Chemistry / Analytical Chemistry
Feb 12, 2012 |
4.5 / 5 (10) |
0
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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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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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Code green: Energy-efficient programming to curb computers' power use
Soaring energy consumption by ever more powerful computers, data centers and mobile devices has many experts looking to reduce the energy use of these devices. Most projects so far focus on more efficient cooling systems ...
Technology / Computer Sciences
May 31, 2011 |
5 / 5 (1) |
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Affordability of batteries key to harnessing wind and solar power
Future batteries used by the energy grid to store power from the wind and sun must be reliable, durable and safe, but affordability is really the key to widespread deployment, according to a new report published online March ...
Technology / Energy & Green Tech
Mar 07, 2011 |
5 / 5 (2) |
10
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Vibration-powered generating batteries recharge when shaken
(PhysOrg.com) -- Whether you're away from electricity or you don't mind expending a few of your own calories, a new generator allows you to recharge it simply by shaking it. Its developer, Brother Industries ...
Technology / Energy & Green Tech
Jul 18, 2010 |
4.5 / 5 (20) |
22
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Battery embedded in circuit board demonstrated at Tokyo exhibition
(PhysOrg.com) -- Looking to the future of powering mobile devices, Japanese company Oki Printed Circuits recently demonstrated a prototype of a 0.8-mm-thick printed circuit board embedded with a 170-μm-thick ...
Jun 06, 2010 |
5 / 5 (10) |
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New chip to make eReaders cheaper
(PhysOrg.com) -- A new chip may soon make eReaders faster and could reduce the retail price of a Kindle to under $150.
Mar 02, 2010 |
5 / 5 (10) |
1
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RCA's Airenergy charger converts WiFi energy to electricity
(PhysOrg.com) -- Airenergy is a gadget that can harvest free electricity from WiFi signals such as those from a wireless Internet connection, apparently with enough efficiency to make it practical for recharging ...
Electronics / Consumer & Gadgets
Jan 13, 2010 |
3.8 / 5 (29) |
38
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Researchers create smaller and more efficient nuclear battery
(PhysOrg.com) -- Batteries can power anything from small sensors to large systems. While scientists are finding ways to make them smaller but even more powerful, problems can arise when these batteries are ...
Technology / Energy & Green Tech
Oct 07, 2009 |
4.7 / 5 (31) |
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Springs built from nanotubes could provide big power storage potential
(PhysOrg.com) -- New research by MIT scientists suggests that carbon nanotubes -- tube-shaped molecules of pure carbon -- could be formed into tiny springs capable of storing as much energy, pound for pound, ...
Nanotechnology / Nanomaterials
Sep 21, 2009 |
4.4 / 5 (15) |
10
