News tagged with solar photon
New solar energy conversion process could revamp solar power production
Stanford engineers have figured out how to simultaneously use the light and heat of the sun to generate electricity in a way that could make solar power production more than twice as efficient as existing ...
Technology / Energy & Green Tech
Aug 02, 2010 |
4.7 / 5 (64) |
38
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A Puzzling Collapse of Earth's Upper Atmosphere
NASA-funded researchers are monitoring a big event in our planet's atmosphere. High above Earth's surface where the atmosphere meets space, a rarefied layer of gas called "the thermosphere" recently collapsed ...
Space & Earth / Earth Sciences
Jul 15, 2010 |
4.4 / 5 (47) |
45
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Scientists report first solar cell producing more electrons in photocurrent than solar photons entering cell
(PhysOrg.com) -- Researchers from the National Renewable Energy Laboratory (NREL) have reported the first solar cell that produces a photocurrent that has an external quantum efficiency greater than 100 percent when photoexcited ...
Dec 15, 2011 |
4.8 / 5 (42) |
47
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IKAROS unfurls first ever solar sail in space
(PhysOrg.com) -- Japan's IKAROS has rolled out its solar sail, the first ever deployed in space. JAXA, the Japan Aerospace Exploration Agency, achieved the feat by rotating the craft rapidly and spinning the ...
Space & Earth / Space Exploration
Jun 11, 2010 |
5 / 5 (39) |
18
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Researchers crack full-spectrum solar challenge
In a paper published in Nature Photonics, U of T Engineering researchers report a new solar cell that may pave the way to inexpensive coatings that efficiently convert the sun's rays to electricity.
Jun 26, 2011 |
4.6 / 5 (24) |
9
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Turning sunlight into liquid fuels (Video)
(PhysOrg.com) -- For millions of years, green plants have employed photosynthesis to capture energy from sunlight and convert it into electrochemical energy. A goal of scientists has been to develop an artificial ...
Mar 11, 2009 |
4.7 / 5 (22) |
2
Researchers create highly absorbing, flexible solar cells with silicon wire arrays
Using arrays of long, thin silicon wires embedded in a polymer substrate, a team of scientists from the California Institute of Technology has created a new type of flexible solar cell that enhances the absorption ...
Feb 16, 2010 |
4.7 / 5 (18) |
4
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New 3-D photonic crystal has both electronic, optical properties
In an advance that could open new avenues for solar cells, lasers, metamaterials and more, researchers at the University of Illinois have demonstrated the first optoelectronically active 3-D photonic crystal.
Jul 24, 2011 |
5 / 5 (15) |
4
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The solar cell that also shines: Luminescent 'LED-type' design breaks efficiency record
To produce the maximum amount of energy, solar cells are designed to absorb as much light from the Sun as possible. Now researchers from the University of California, Berkeley, have suggested – and demonstrated ...
Nanotechnology / Nanomaterials
Apr 19, 2012 |
5 / 5 (15) |
10
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Folding light: Wrinkles and twists boost power from solar panels
Taking their cue from the humble leaf, researchers have used microscopic folds on the surface of photovoltaic material to significantly increase the power output of flexible, low-cost solar cells.
Apr 27, 2012 |
4.9 / 5 (15) |
8
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Scientists generate two energetic electronic states from one photon
(PhysOrg.com) -- Researchers from the U.S. Department of Energy's National Renewable Energy Laboratory (NREL) and the University of Colorado, Boulder (UCB), have reported the first designed molecular system ...
Dec 03, 2010 |
4.9 / 5 (14) |
3
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Closing in on a carbon-based solar cell
To make large sheets of carbon available for light collection, Indiana University Bloomington chemists have devised an unusual solution -- attach what amounts to a 3-D bramble patch to each side of the carbon ...
Nanotechnology / Nanomaterials
Apr 09, 2010 |
4.2 / 5 (16) |
4
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Planetary Society plans new 'solar sail'
(AP) -- Four years after its first solar sail ended up in the ocean instead of orbit, The Planetary Society announced Monday that by the end of 2010 it will try again to launch a spacecraft that will be propelled by the ...
Space & Earth / Space Exploration
Nov 09, 2009 |
4.7 / 5 (14) |
1
3-D nanocone solar cell technology cranks up efficiency
(PhysOrg.com) -- With the creation of a 3-D nanocone-based solar cell platform, a team led by Oak Ridge National Laboratory's Jun Xu has boosted the light-to-power conversion efficiency of photovoltaics by ...
Apr 29, 2011 |
4.7 / 5 (13) |
7
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Researchers unravel the mystery of quantum dot blinking
(PhysOrg.com) -- Research by Los Alamos scientists published today in the journal Nature documents significant progress in understanding the phenomenon of quantum-dot blinking. Their findings should enhanc ...
Nov 09, 2011 |
5 / 5 (12) |
1
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