In a Host of Small Sources, Scientists See Energy Windfall

Yale e360
By Yale Environment 360Feb 27, 2014, 8:31 am38 pts
The emerging field of “energy scavenging” is drawing on a wide array of untapped energy sources — including radio waves, vibrations created by moving objects, and waste heat from computers or car exhaust systems — to generate electricity and boost efficiency. BY CHERYL KATZ

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