Lasers are making solar cells competitive
At "Laser 2009" in Munich, Germany, June 15 to 18, Fraunhofer researchers will be demonstrating how laser technology can contribute to optimizing the manufacturing costs and efficiency of solar cells.
View ArticleCheaper Solar Power's Time Has Come
(PhysOrg.com) -- Solar power manufacturers in the US are cutting prices to shift their stock, the government is chipping in with tax credits, and innovative leasing or financing arrangements spreading...
View ArticleCalif. solar firm hits desert swarm
BrightSource Energy has encountered some storm clouds in its quest to bring a solar future to large stretches of the western United States. The Oakland, Calif.,-based developer of solar farms has been...
View ArticleCatalyst could power homes on a bottle of water, produce hydrogen on-site (w/...
(PhysOrg.com) -- With one bottle of drinking water and four hours of sunlight, MIT chemist Dan Nocera claims that he can produce 30 KWh of electricity, which is enough to power an entire household in...
View ArticleIn solar power, N.J. shines
If NFI Industries' calculations are right, the three acres of solar panels just installed on the roof of its Cherry Hill, N.J., headquarters will save $750,000 in energy costs over 15 years and become...
View ArticleNew dyes improve solar technologies for generating clean electricity and...
(PhysOrg.com) -- Chemists at the University at Buffalo have synthesized a new class of photosensitizing dyes that greatly increase the efficiency of light-driven systems that produce two kinds of green...
View ArticleThe state of solar
Arizona has more sunny days per year than any other state in the U.S. Phoenix residents enjoy more than 300 sun-filled days per year, according to the citys official website. Given this seemingly...
View ArticleRecord efficiency of 18.7 percent for flexible CIGS solar cells on plastics
Scientists at Empa, the Swiss Federal Laboratories for Materials Science and Technology, have further boosted the energy conversion efficiency of flexible solar cells made of copper indium gallium...
View ArticleHow to produce flexible CIGS solar cells with record efficiency
High-performance flexible and lightweight solar cells, say, on plastic foils, have excellent potential to lower the manufacturing costs through roll-to-roll processing and the so called...
View ArticleGoogle to finance home solar systems
(AP) -- Google says it will invest $75 million to help 3,000 homeowners install solar panels on their roofs.
View ArticleScreening Africa's renewable energies potential
The European Commission's Joint Research Centre (JRC) has published today a study mapping the potential of renewable energy sources in Africa. The report analyses the current energy consumption in...
View ArticleMaking mirrors for the sun
With $1.5 million from the Department of Energy, University of Arizona researchers are continuing to improve groundbreaking technology to produce solar electricity at a price competitive with...
View ArticleUCLA's new transparent solar film could be game-changer
One of the holy grails of solar cell technology may have been found, with researchers at UCLA announcing they have created a new organic polymer that produces electricity, is nearly transparent and is...
View ArticleA new world record for solar cell efficiency
In a remarkable feat, scientists at Empa, the Swiss Federal Laboratories for Materials Science and Technology, have developed thin film solar cells on flexible polymer foils with a new record...
View ArticlePower to the people: Student devotes energy to his fellow Nigerians
Like many Nigerians, MIT graduate student Chidube Ezeozue grew up frustrated by his nation's erratic electrical grid.
View ArticleWorking toward a more inexpensive and widespread use of solar energy
"The use of solar energy is increasing rapidly, and by 2050, the share of solar electricity may even represent one fourth of all the electricity used worldwide," predicts Professor Peter Lund of Aalto...
View ArticleProposed solar array offers a bright energy future
Here comes the sun: Cornell hopes to expand its renewable energy portfolio as it benefits from the NY-Sun Initiative, a series of large-scale, solar energy projects expected to add about 67 megawatts...
View ArticleThe positive sides of doping: Scientists boost CdTe solar cell efficiency
Flexible thin film solar cells that can be produced by roll-to-roll manufacturing are a highly promising route to cheap solar electricity. Now scientists from Empa, the Swiss Federal Laboratories for...
View ArticleSolar, geothermal projects touted at Vegas summit
The Obama administration's top land official praised a geothermal electricity project in California's snow-capped mountains as an example for others during a headline appearance at a green energy...
View ArticleWorld record solar cell with 44.7% efficiency
German Fraunhofer Institute for Solar Energy Systems, Soitec, CEA-Leti and the Helmholtz Center Berlin announced today that they have achieved a new world record for the conversion of sunlight into...
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