New Solar Panels: They Work Where the Sun Don’t Shine

They don’t exist yet, but scientists at the Idaho National Laboratory are working on it, night and day.

They have developed nanoscale antennae sensitive to infrared, which the earth re-radiates at night. There are still hurdles, of course, but they estimate eventual efficiencies of about 45%, as opposed to silicon solar cells, which seem to be topping out at 25%.

More, here: Is night falling on classic solar panels? – tech – 20 December 2010 – New Scientist

Note: after a few days, this New Scientist article will disappear into archives available only by registration.

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