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Published online 13 August 2007 | Nature | doi:10.1038/news070813-3
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Paper holds the power
Nanotubes plus paper make for flexible batteries.
Small, flexible wafer-thin batteries made out of paper are the latest product of carbon-nanotube research.
The device, made by Pulickel Ajayan and colleagues at Rensselaer Polytechnic University, Troy, New York, is made with cellulose — the stuff of ordinary paper — impregnated with carbon nanotubes, which act as electrodes in the battery.
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