Turning heat to electricity

photo from http://www.flickr.com/photos/pgordon/4093551889/
In everything from computer processor chips to car engines to electric powerplants, the need to get rid of excess heat creates a major source of inefficiency. But new research points the way to a technology that might make it possible to harvest much of that wasted heat and turn it into usable electricity.
Turning heat to electricity - [Link]










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