IMEC has realized a single-junction GaAs solar cell on a Ge substrate with a record conversion efficiency of 24.7%. The efficiency was measured and confirmed by NREL (National Renewable Energy Laboratory, US). GaAs solar cells are used in satellite solar panels and earth-based solar concentrators.
The solar panels on the roof of London's City Hall were officially unveiled today. City Hall now has a unique photovoltaic system designed to complement the rounded shape of one of London's most iconic buildings.
The White House 2008 Economic Stimulus Package contains a 50% bonus depreciation and increased Section 179 expense provisions that could provide significant economic benefits for certain renewable energy projects that are acquired and placed in service in 2008.
Electric Transportation Engineering Corporation (eTec), a wholly owned subsidiary of ECOtality, Inc., a renewable energy company that acquires and commercially advances clean electric technologies and applications, and The Center for Hydrogen Research (CHR) today unveiled the eTec Hydrogen Internal Combustion Engine (HICE) Silverado truck in Aiken, South Carolina.
Arizona Public Service Co. (APS) today announced plans for one of the world's largest solar facilities - a 280-megawatt (MW) concentrating solar power (CSP) plant to be built 70 miles southwest of Phoenix, near Gila Bend, Ariz.
Concordia Homes, one of the southwest’s leading homebuilders, today announced the launch of Sommerset Community, the first solar-powered residential development in Nevada to feature GE ecomagination-certified solar products, as a standard on every home.
ZBB Energy Corporation today announced that it has introduced the commercial product platform ZESS, the Zinc Energy Storage System. The announcement came at the CleanEquity Monaco 2008 Emerging Environmental Technology Conference.
World Energy Solutions, Inc., the leading operator of online exchanges for energy, today announced the official launch of the World Green Exchange, an auction platform for environmental commodities.
The global environmental movement seems to be stuck in a pattern: two steps forward, one step back. Case in point is this week’s news that a Chinese energy company is ready to open a chemical plant that uses coal to make synthetic diesel fuel, which creates almost twice the carbon pollution as conventional diesel fuel.
Honeywell today announced that Lewis & Clark College in Portland, Ore. has awarded the company a solar project that is expected to save the school at least $200,000 in energy costs over the next 20 years.
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