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Ions

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

ECOGIZMO

Salinity power as renewable energy

By Matt Kennedy

23:40 March 11, 2009 PDT

Where the river meets the sea - salt and freshwater could be used like a giant battery (Im...

Green energy comes in many guises these days, from wind-power to wave-power. One of the more compelling of the new kids on the eco-energy block is salinity power, which uses the concurrence of salt-water and freshwater in estuaries and marries it with the natural, effortless process of osmosis. Read More

 
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