Topic: Green - on September 6, 2010 at 10:55:00 AM CEST
Tiny solar cells fix themselves
Researchers have demonstrated tiny solar cells just billionths of a metre across that can repair themselves, extending their useful lifetime.
The cells make use of proteins from the machinery of plants, turning sunlight into electric charges that can do work.
The cells simply assemble themselves from a mixture of the proteins, minute tubes of carbon and other materials
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