Supercapacitors are energy-storage devices that complement rechargeable batteries, and could even partially replace them. Current supercapacitors do not have sufficient energy density, so they don't last long enough. A novel ...
Materials Science
Jan 3, 2023
0
1184
(PhysOrg.com) -- Like atomic-level bricklayers, researchers from the U.S. Department of Energy's (DOE) Brookhaven National Laboratory are using a precise atom-by-atom layering technique to fabricate an ultrathin transistor-like ...
Superconductivity
Apr 27, 2011
13
0
Organic solar cells have the potential to convert sunlight into electrical energy in an economical and environmentally friendly fashion. The challenge is that they still work less efficiently than inorganic semiconductors. ...
Nanomaterials
Oct 24, 2011
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0
(PhysOrg.com) -- A Rydberg atom is one with an electron that spends most of its time far from the nucleus. Rydberg atoms, which are normally artificially produced, can have dimensions thousands of times larger than typical ...
General Physics
Jun 21, 2010
0
0
Researchers at Duke University and Michigan State University have engineered a novel type of supercapacitor that remains fully functional even when stretched to eight times its original size. It does not exhibit any wear ...
Materials Science
Mar 19, 2020
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932
Photosynthesis in green plants converts solar energy to stored chemical energy by transforming atmospheric carbon dioxide and water into sugar molecules that fuel plant growth. Scientists have been trying to artificially ...
Materials Science
Jun 2, 2017
1
47
The goal of making cheap organic solar cells may have gotten a little more approachable with a new understanding of the basic science of charge separation presented in a paper published online today, February 3, in Nature ...
Nanophysics
Feb 4, 2014
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0
Photocatalytic splitting of water uses sunlight to split water into hydrogen and oxygen. It is an environmentally friendly way to obtain hydrogen for fuel cells. In the journal Angewandte Chemie, Japanese researchers have ...
Materials Science
Sep 17, 2013
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0
For solar energy to become a real power player in the energy game, solar cells need to be both inexpensive to manufacture and efficient in terms of energy they collect. That's why researchers are focusing their efforts on ...
Energy & Green Tech
Jul 11, 2016
15
31
(PhysOrg.com) -- An international team of scientists, including two from Arizona State University, have taken a significant step closer to unlocking the secrets of photosynthesis, and possibly to cleaner fuels.
Biochemistry
Feb 19, 2010
3
0
