Award-winning PV cell pushes efficiency higher

(Phys.org)—It takes outside-the-box thinking to outsmart the solar spectrum and set a world record for solar cell efficiency. The solar spectrum has boundaries and immutable rules. No matter how much solar cell manufacturers ...

Award-winning A/C uses old idea, new materials

If thirst is crucial to knowledge, then one crucial step in the evolution of air conditioning was born in the 1970s, when Ron Judkoff was a hot, thirsty Peace Corp volunteer in Kedougou, Senegal, one of the warmest places ...

NREL updates solar radiation database

The U.S. Department of Energy's (DOE) National Renewable Energy Laboratory (NREL) and collaborators released a 20-year updated version of the U.S. National Solar Radiation Database, a web-based technical report that provides ...

Breakthrough could help optimize capture of sugars for biofuels

(Phys.org)—Scientists at the U.S. Department of Energy's National Renewable Energy Laboratory (NREL) and the BioEnergy Science Center (BESC) combined different microscopic imaging methods to gain a greater understanding ...

New tool makes saving electricity easier

Thirty-one million American homes will be getting computer-friendly data about their electricity use from their utility companies, thanks to the work of the U.S. Department of Energy's (DOE) National Renewable Energy Laboratory ...

Heavy-duty hybrid trucks deliver on fuel economy

A performance evaluation of Class 8 hybrid electric tractor trailers compared with similar conventional vehicles by the U.S. Department of Energy's (DOE's) National Renewable Energy Laboratory (NREL) shows significant improvements ...

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