News tagged with negative electrode
Putting the squeeze on batteries (w/ video)
People depend on lithium-ion batteries every day to power cellphones, laptops and other electronic devices, and perhaps one day to run cars. This video shows how Craig Arnold, an associate professor of mechanical ...
Technology / Energy & Green Tech
Nov 22, 2011 |
3 / 5 (2) |
1
Quick jolt of energy could improve energy harvesting by a factor of 40
(PhysOrg.com) -- Harvesting mechanical energy from the environment and converting it into electrical energy has recently become a viable method for powering low-energy electronics, such as sensors and actuators. ...
Jul 21, 2010 |
4.5 / 5 (22) |
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Renewable Energy Made by Mixing Salt and Fresh Water
(PhysOrg.com) -- When a river flows into the sea, the location is more than just a haven for water commerce. The mixing of fresh and salt water that occurs at an estuary also dissipates energy, as the different ...
Technology / Energy & Green Tech
Sep 02, 2009 |
4.3 / 5 (29) |
6
Search results for negative electrode
Wearable electronics - the next fashion fad?
(Phys.org) -- When most of us think of electronics, we think of the sturdy stability of silicon and plastic. Flexibility is a trait that belongs to the organic world, where materials come in all shapes and ...
Technology / Hi Tech & Innovation
May 23, 2012 |
not rated yet |
0
Electron hopping in graphene oxide leads to highly sensitive sensing
(Phys.org) -- Graphene has many promising applications on its own, but pairing the two-dimensional material with the semiconductor titanium dioxide (TiO2) extends its capabilities even further. A team of ...
Nanotechnology / Nanomaterials
May 17, 2012 |
5 / 5 (4) |
6
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Dip chip technology tests toxicity on the go
From man-made toxic chemicals such as industrial by-products to poisons that occur naturally, a water or food supply can be easily contaminated. And for every level of toxic material ingested, there is some level of bodily ...
Chemistry / Analytical Chemistry
May 14, 2012 |
5 / 5 (2) |
0
Researchers generate electricity from viruses
Imagine charging your phone as you walk, thanks to a paper-thin generator embedded in the sole of your shoe. This futuristic scenario is now a little closer to reality. Scientists from the U.S. Department of Energy's Lawrence ...
Nanotechnology / Bio & Medicine
May 13, 2012 |
5 / 5 (11) |
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Sulfur in every pore: Improved batteries with carbon nanoparticles
From smartphones to e-bikes, the number of mobile electronic devices is steadily growing around the world. As a result, there is an increased need for batteries that are small and light, yet powerful. As the ...
Nanotechnology / Nanomaterials
Apr 10, 2012 |
5 / 5 (2) |
1
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Two-in-one device uses sewage as fuel to make electricity and clean the sewage
Scientists today described a new and more efficient version of an innovative device the size of a home washing machine that uses bacteria growing in municipal sewage to make electricity and clean up the sewage at the same ...
Technology / Energy & Green Tech
Mar 29, 2012 |
4.9 / 5 (8) |
1
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Getting to the moon on drops of fuel: An ionic motor for small satellites
The first prototype of a new, ultra-compact motor that will allow small satellites to journey beyond Earth's orbit is just making its way out of the EPFL laboratories where it was built. The goal of the micro motor: to drastically ...
Space & Earth / Space Exploration
Mar 29, 2012 |
4.8 / 5 (12) |
8
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NEC goes ultra-thin with 0.3mm-thick batteries
(PhysOrg.com) -- NEC, which has been working on what is called "organic radical battery" (ORB) technology for some years, has announced its latest ORB breakthrough, the 0.3mm thick ORB. According to Geek.co ...
Technology / Energy & Green Tech
Mar 18, 2012 |
4.3 / 5 (8) |
6
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Unique salt allows energy production to move inland
Production of energy from the difference between salt water and fresh water is most convenient near the oceans, but now, using an ammonium bicarbonate salt solution, Penn State researchers can combine bacterial ...
Technology / Energy & Green Tech
Mar 01, 2012 |
4.5 / 5 (15) |
2
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Researchers find energy storage 'solutions' in MetILs
(PhysOrg.com) -- Sandia researchers have developed a new family of liquid salt electrolytes, known as MetILs, that could lead to batteries able to cost-effectively store three times more energy than today’s ...
Technology / Energy & Green Tech
Feb 17, 2012 |
4.7 / 5 (3) |
0
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List of search results for negative electrode
