(PhysOrg.com) -- A breakthrough in components for next-generation batteries could come from special materials that transform their structure to perform better over time.
Nanomaterials
Nov 3, 2011
24
0
Batteries could get a boost from an Oak Ridge National Laboratory discovery that increases power, energy density and safety while dramatically reducing charge time.
Materials Science
Sep 8, 2011
4
0
(PhysOrg.com) -- The process of splitting water into pure oxygen and clean-burning hydrogen fuel has long been the Holy Grail for clean-energy advocates as a method of large-scale energy storage, but the idea faces technical ...
Materials Science
Jun 21, 2011
18
0
(PhysOrg.com) -- What causes a magnet to be a magnet, and how can we control a magnet's behavior? These are the questions that University at Buffalo researcher Igor Zutic, a theoretical physicist, has been exploring over ...
General Physics
May 27, 2011
17
0
(PhysOrg.com) -- A little disorder goes a long way, especially when it comes to harnessing the sun’s energy. Scientists from the U.S. Department of Energy’s Lawrence Berkeley National Laboratory (Berkeley Lab) jumbled ...
Nanomaterials
Jan 28, 2011
8
0
Conventional solar cell efficiency could be increased from the current limit of 30 percent to more than 60 percent, suggests new research on semiconductor nanocrystals, or quantum dots, led by chemist Xiaoyang Zhu at The ...
Nanomaterials
Jun 17, 2010
4
0
(PhysOrg.com) -- To produce "green" fuels, some scientists are looking for a little help from above. Sunlight is the key ingredient in photocatalytic water splitting, a process that breaks down water into oxygen and, most ...
Condensed Matter
Jun 16, 2010
2
0
(PhysOrg.com) -- By itself, titanium dioxide (TiO2) is a very poor electrode. Electrons move very slowly through the material - so slowly, in fact, that it can take years to fill a millimeter-thick piece of TiO2. However, ...
Titanium dioxide (TiO2) nanoparticles, found in everything from cosmetics to sunscreen to paint to vitamins, caused systemic genetic damage in mice, according to a comprehensive study conducted by researchers at UCLA's Jonsson ...
Bio & Medicine
Nov 16, 2009
11
1
(PhysOrg.com) -- Scientists at the U.S. Department of Energy’s (DOE) Argonne National Laboratory have refined a technique to manufacture solar cells by creating tubes of semiconducting material and then "growing" polymers ...
Nanomaterials
Nov 10, 2009
3
0
