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Published online 11 October 2005 | Nature | doi:10.1038/news051010-6
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Swell magnet stokes support for wave power
Simple generator pulls green energy from the ocean.
A generator that produces electricity from the ocean's swell has been unveiled, and its inventors hope that its simple design will beat existing wave-power technologies on efficiency and cost.
Engineers have tried a range of different techniques to tap the power of the sea, but none has yet seen large-scale use.
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