Tiny solar cells built to power microscopic machines

Thursday, November 6, 2008 - 12:42 in Physics & Chemistry

Some of the tiniest solar cells ever built have been successfully tested as a power source for even tinier microscopic machines. An article in the inaugural issue of the Journal of Renewable and Sustainable Energy (JRSE), published by the American Institute of Physics (AIP), describes an inch-long array of 20 of these cells - each one about a quarter the size of a lowercase 'o' in a standard 12-point font...

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