US official: Solar plane to help ground energy use (Update)
The plane parked outside the airport looks more like a giant exotic insect or maybe an outsized toy.
5 hours ago
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5 hours ago
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Polymer-coated catalyst protects 'artificial leaf'
Due to the fluctuating availability of solar energy, storage solutions are urgently needed. One option is to use the electrical energy generated inside solar cells to split water by means of electrolysis, ...
13 hours ago
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Nanoparticle opens the door to clean-energy alternatives
(Phys.org) —Cheaper clean-energy technologies could be made possible thanks to a new discovery. Research team members led by Raymond Schaak, a professor of chemistry at Penn State University, have found ...
Jun 13, 2013
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Cheaper solar panels fuel rise in renewable energy
A dramatic drop in the price of solar power technology last year helped the continued growth of renewable energy, according to a U.N.-backed report published Wednesday.
Jun 12, 2013
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ZSW engineers build lithium-ion battery able to last for 27 years
(Phys.org) —Officials at Germany's Centre for Solar Energy and Hydrogen Research Baden-Württemberg, (ZSW) have issued a press release describing improvements they've made to lithium-ion batteries. They ...
Jun 10, 2013
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Innovative solar cell structure stores and supplies energy simultaneously
(Phys.org) —The potential energy available via solar power might seem limitless on a sunny summer day, but all that energy has to be stored for it to be truly useful. If you see a solar panel on a rooftop, ...
Jun 07, 2013
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Researchers calculate radiation exposure associated with journey to Mars
On November 26, 2011, the Mars Science Laboratory began a 253-day, 560-million-kilometer journey to deliver the Curiosity rover to the Red Planet. En route, the Southwest Research Institute-led Radiation ...
May 30, 2013
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Organic polymers show sunny potential
(Phys.org) —A new version of solar cells created by laboratories at Rice and Pennsylvania State universities could open the door to research on a new class of solar energy devices.
May 29, 2013
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Flexible, semitransparent power source made with novel comb-teeth structure
(Phys.org) —Most batteries, supercapacitors, and other energy storage devices are based on a sandwich structure, where two electrodes face each other and the charge flows between them. However, when these ...
Mar 12, 2013
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'Superstructured' solar cells achieve record efficiency of 10.9%
(Phys.org)—It may sound counterintuitive that replacing one of the most photosensitive solar cell materials with a material with less desirable photosensitive properties can improve the solar cell's efficiency, ...
Oct 11, 2012
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Semiconductor 'shish kabob' nanostructures combine properties from different dimensions
(Phys.org) —By growing 2D nanosheets along the surface of a 1D nanowire, scientists have synthesized a new 3D nanoscale heterostructure that they call—for appropriate reasons—"shish kabobs." Due to ...
Mar 27, 2013
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Hybrid energy harvester generates electricity from vibrations and sunlight
(Phys.org) —Devices that harvest energy from the environment require specific environmental conditions; for instance, solar cells and piezoelectric generators require sunlight and mechanical vibration, ...
Apr 17, 2013
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Interview: What does the future hold for energy and lighting?
(Phys.org)—As 2012 comes to a close, scientists and engineers are looking forward to molding the future, starting with the work they do in their own labs. Phys.org has interviewed a few of today's leading researchers in ...
Dec 28, 2012
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Economical non-precious-metal catalyst capitalizes on carbon nanotubes
(Phys.org) —Los Alamos National Laboratory scientists have designed a new type of nanostructured-carbon-based catalyst that could pave the way for reliable, economical next-generation batteries and alkaline ...
Jun 04, 2013
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8th century gamma ray burst irradiated the Earth, study finds
(Phys.org)—A nearby short duration gamma-ray burst may be the cause of an intense blast of high-energy radiation that hit the Earth in the 8th century, according to new research led by astronomers Valeri ...
Jan 21, 2013
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