Super-efficient solar cell Researchers atrnGeorge Washington University in the USrnhave helped design and construct arnprototype for a new solar cell thatrnintegrates multiple cells stacked into arnsingle device capable of capturing nearlyrnall of the energy in the solar spectrum.rnThe new design, which converts directrnsunlight to electricity with 44.5%rnefficiency, has the potential to becomernthe most efficient solar cell in the world,rnaccording to the university.
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