Savvy Sieve: Carbon nanotubes filter petroleum, polluted water | Science News

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Savvy Sieve: Carbon nanotubes filter petroleum, polluted water

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10:45am, August 11, 2004

Bridging the gap between the nanoworld and the macroworld, researchers have created a membrane out of carbon nanotubes and demonstrated its potential for filtering petroleum and treating contaminated drinking water.

Scientists have long valued carbon nanotubes for their high strength and thermal properties (SN: 6/5/04, p. 363: Available to subscribers at http://sciencenews.org/articles/20040605/bob10.asp), yet it's been a challenge to assemble nanotubes into useful materials large enough for people to hold in their hands.

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