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Solar-Thermal Flat-Panels That Generate Electric Power: Researchers See Broad Residential and Industrial Applications
May 1, 2011 — By using a nanostructured material with improved thermoelectric properties inside a vacuum-sealed flat panel, researchers report adding the capacity to generate electricity to solar-thermal energy ... > full story -
Energy and the Environment
Solar Energy
Renewable Energy
Electricity
Geomagnetic Storms
Energy Technology
New Solar Cell Technology Greatly Boosts Efficiency
April 29, 2011 — With the creation of a 3-D nanocone-based solar cell platform, scientists have boosted the light-to-power conversion efficiency of photovoltaics by nearly 80 ... > full story -
Nuclear Photonics: Gamma Rays Search for Concealed Nuclear Threats
April 26, 2011 — Gamma rays are the most energetic type of light wave and can penetrate through lead and other thick containers. A powerful new source of gamma rays will allow officials to search for hidden reactor ... > full story -
Wind Turbines: In the Wake of the Wind
April 26, 2011 — Wind turbines not only produce power, they produce wakes -- similar to what forms in bodies of water -- that are invisible ripples and waves and other disturbances in the atmosphere downstream that ... > full story -
Scientists Focus on Light Ions for Fast Ignition of Fusion Fuels
April 26, 2011 — Scientists have demonstrated significant progress in the efficiency and cost effectiveness of light ions in the fast ignition of fusion targets. Light ions such as lithium or carbon are easier to ... > full story -
Cheaper Hydrogen Fuel Cells: Utility of Non-Precious-Metal Catalysts Documented
April 21, 2011 — Scientists have developed a way to avoid the use of expensive platinum in hydrogen fuel cells, the environmentally friendly devices that might replace current power sources in everything from ... > full story -
Energy and the Environment
Energy Issues
Renewable Energy
Environmental Policies
Environmental Science
Environmental Issues
Photovoltaic Systems Boost the Sales Price of California Homes
April 21, 2011 — New research finds strong evidence that homes with solar photovoltaic (PV) systems sell for a premium over homes without solar systems. The research is the first to empirically explore the existence ... > full story -
Wind Energy
Renewable Energy
Energy and the Environment
Construction
Engineering and Construction
Energy Policy
Mega Wind Turbines of 20 MW
April 15, 2011 — The present largest wind turbines have a capacity of 5-6 MW. Scientists have now presented the first design basis for developing mega wind turbines of 20 MW. One single wind turbine of this type in ... > full story -
Solar Power Without Solar Cells: A Hidden Magnetic Effect of Light Could Make It Possible
April 14, 2011 — A dramatic and surprising magnetic effect of light discovered by researchers could lead to solar power without traditional semiconductor-based solar cells. The researchers found a way to make an ... > full story -
Energy and the Environment
Energy Issues
Renewable Energy
Environmental Science
Sustainability
Geomagnetic Storms
Toward a 'Green Grid' for Delivering Solar and Wind-Based Electricity
April 13, 2011 — After years of neglect, scientists and policy makers are focusing more attention on developing technologies needed to make the so-called "green grid" possible, according to a new article. That's the ... > full story
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