A new type of power generator produces AC current by cyclical stretching and releasing of zinc oxide wires. GeorgiaTech has used piezoelectric properties of zinc oxide structures to harvest energy from the environment.
Courtesy: The Hindu, Madurai, December 4, 2008. ("Snapshots" in the Science & Technology page).
Detailed Wikipedia article on "Piezoelectricity":
http://en.wikipedia.org/wiki/Piezoelectric
Grateful thanks to The Hindu and Wikipedia, the free encyclopedia.
Friday, December 05, 2008
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