New technologies harvest energy from movements, sound and more
Fed up with constantly having to recharge or replace batteries in your ever-expanding trove of electronic gadgets? The solution may be just a few steps away.
Fed up with constantly having to recharge or replace batteries in your ever-expanding trove of electronic gadgets? The solution may be just a few steps away.
Energy & Green Tech
Dec 31, 2014
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American electrical utilities do a pretty fantastic job of getting us electricity when we need it. In 2006, the power was out on average for just 0.03 percent of the year in the United States. But right now, this system depends ...
Energy & Green Tech
Oct 13, 2014
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A future where electricity comes mostly from low-carbon sources is not only feasible in terms of material demand, but will significantly reduce air pollution, a study published in the today's Proceedings of the National Academy ...
Energy & Green Tech
Oct 6, 2014
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New light has been shed on solar power generation using devices made with polymers, thanks to a collaboration between scientists in the University of Chicago's chemistry department, the Institute for Molecular Engineering, ...
Energy & Green Tech
Sep 19, 2014
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A solar cell that resembles a flower is offering a new take on green energy in Japan, where one scientist is searching for renewables that look good.
Energy & Green Tech
Aug 19, 2014
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Thermoelectric materials can turn a temperature difference into an electric voltage. Among their uses in a variety of specialized applications: generating power on space probes and cooling seats in fancy cars.
Condensed Matter
May 14, 2014
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(Phys.org) —Abu Dhabi's recent expensive renewable energy venture will neither allow the United Arab Emirates (UAE) to forgo construction of conventional energy generation, nor will it provide more than a token reduction ...
Energy & Green Tech
Feb 14, 2014
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(Phys.org) —Living without electricity in today's technological world may be difficult to imagine. Yet the reality of living without computers, mobile phones and entertainment systems, and managing a transport system thrown ...
Energy & Green Tech
Jan 28, 2014
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Researchers from North Carolina State University and Johns Hopkins University have found that an increase in the use of wind power generation can make the power grid more fragile and susceptible to disruptions. But the researchers ...
Energy & Green Tech
Jan 2, 2014
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(Phys.org) —With one stomp of his foot, Zhong Lin Wang illuminates a thousand LED bulbs – with no batteries or power cord. The current comes from essentially the same source as that tiny spark that jumps from a fingertip ...
Nanophysics
Dec 10, 2013
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