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Dyson ditches blades on Air Multiplier desk fan

By Paul Lester

14:45 October 15, 2009 PDT

The Dyson Air Multiplier

The humble desk fan wouldn’t be top of many people’s list when it comes to modern technology that needs reinventing, but James Dyson, who knows a thing or two about manipulating airflow, has decided that it’s time to do away with those pesky blades that would seem a fundamental part of any design. Read More

RESEARCH WATCH

An ionic wind to cool laptops may blow fans away

By Darren Quick

00:39 May 26, 2009 PDT

Infra-red image of an optimized EHD-cooled laptop after three minutes
 Image credit: Tesse...

Keeping electronic components cool is a constant problem for electronics manufacturers – computer manufacturers in particular. While desktop PCs have a few options open to them, such as water-cooling, laptops are more limited in how they can be cooled. As laptops and other electronic devices continue to shrink while the heat they generate increases, the search is on for alternatives to the bulky, noisy fan-based systems widely used. A cooling system developed by Tessera has discovered a way to create a cooling airflow through ionizing air particles. Read More

 
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