His lab''s innovative black metal technology design helps create a STEG device 15 times more efficient than previous devices, paving the way for new renewable energy technologies.
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Scientists from the University of Rochester have invented a new ''black metal'' solar thermoelectric generator (STEG) etched with femtosecond laser pulses that is 15 times more efficient
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The researchers engineered the high-efficiency STEGs with three strategies. First, on the hot side of the STEG, they used a black metal technology developed in Guo''s lab to transform regular tungsten to
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For the hot side of the device, they applied a specialized black metal technology developed in Guo''s lab, which modified ordinary tungsten to selectively absorb light at solar
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Essentially, the engineered black metal acts as a highly selective solar absorber, efficiently converting sunlight into thermal energy localized on the hot side of the STEG, thereby
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A Rochester team engineered a new type of solar thermoelectric generator that produces 15 times more power than earlier versions.
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The breakthrough lies in a unique, laser-etched "black metal" developed by researchers over the past five years, which they now hope to use in solar thermoelectric generators (STEGs).
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Researchers have engineered a solar thermoelectric generator that is 15 times more efficient than current state-of-the-art devices, by using "black metal" technology in combination with
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Using his lab''s black metal technology, the new design produces a STEG device that is 15 times more efficient than earlier models, opening the door to new possibilities in renewable energy.
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This “black metal” absorbs more than 80 percent of sunlight while losing far less heat as infrared radiation. The result is a surface that soaks up solar energy like a sponge while holding onto
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