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| More-Efficient Solar Cells |  |
| A new solar panel could lower costs and improve efficiency.
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| Alternative energy hits the road | |
| Anyone who has walked barefoot across a parking lot on a hot summer day knows that blacktop is exceptionally good at soaking up the sun`s warmth. |
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| McCain`s absent record on renewable energy credits | |
| John McCain recently tried to underscore his seriousness about pushing through a new energy policy, with a strong focus on more drilling for oil, by telling a motorcycle convention that Congress needed to come ... |
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| NREL Solar Cell Sets Efficiency Record of 40.8% | |
| Scientists at the U.S. Department of Energy`s National Renewable Energy Laboratory (NREL) have set a world record in solar cell efficiency with a photovoltaic device that converts 40.8 percent of the light that hits it into electricity. This is the highest confirmed efficiency of any photovoltaic device to date. |
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| EDFEN and Clipper Sign 67.5-MW Turbine Supply Deal | |
| EDF Energies Nouvelles has signed an agreement with Clipper Windpower for the supply of 67.5 MW of wind turbines. Clipper Turbine Works, a subsidiary of Clipper Windpower, will supply 27 wind turbines, each with a 2.5 MW capacity, to build the first phase of the La Ventosa wind farm in Mexico. |
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| Enel Acquires 1-GW of Wind Rights | |
| Brazilian subsidiaries of Italy`s Enel and SoWiTec have signed a cooperation agreement to develop eight wind power projects in the northeastern area of the country with 1 gigawatt (GW) of combined capacity. |
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| U.S. Leads in Wind Power Production, But Policy Uncertainty Weighs on Industry | |
| U.S. wind farms now generate more electricity than those in any other nation in the world and are on track to expand by over 45% this year, but the looming expiration of the federal production tax credit (PTC) less than five months from now threatens this spectacular progress, AWEA said in its second quarter market report. |
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| `Anti-noise` Silences Wind Turbines | |
| An active damping system cancels out the noise by producing counter-vibrations. If wind energy converters are located anywhere near a residential area, they must never become too noisy even in high winds. |
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| Silicon Valley Based Law Firm Installs One of the Area`s Largest Solar Electric Systems | |
| Fast-growing solar solutions provider REC Solar, Inc. announced today the completion of an 87 kilowatt solar electric system for leading law firm Cooley Godward Kronish`s 130,000 square-foot office building on Hanover Avenue in Palo Alto. The system is the largest system for any Bay Area law firm and the third largest solar installation in Palo Alto. Cooley is among only a handful of law firms nationwide to install solar panels. Cooley has approximately 175 attorneys in Silicon Valley and 650 attorneys firmwide. |
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| SolarCraft helps Marin Shopping Centers Switch to Solar | |
| Novato-based SolarCraft continues to establish their position as Marin County`s source for local solar energy experts to provide green, renewable energy to shopping centers, business complexes and city buildings. |
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| Two Large Solar Plants Planned in California | |
| Two California companies plan to build solar power plants 10 times larger than the largest now in service, creating the first utility-scale use of technology mostly confined to rooftops.
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| US Leads in Wind Power Production, But Policy Uncertainty Weighs on Industry | |
| U.S. wind farms now generate more electricity than those in any other nation in the world and are on track to expand by over 45% this year, but the looming expiration of the federal production tax credit (PTC) less than five months from now threatens this spectacular progress, AWEA said in its second quarter market report. |
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| [PERSPECTIVES] CHEMISTRY: Halogen Versus Hydrogen | |
| Use of noncovalent interactions involving halogen atoms opens up new ways to manipulate molecular recognition processes.Authors: P. Metrangolo, G. Resnati |
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