News tagged with rhodium

Ceramic foam cleans up exhaust gases

The introduction next year of the Euro 6 exhaust-gas standard means that catalytic converters will become more expensive, above all for diesel vehicles. Empa is working on a catalytic substrate made of ceramic ...

Apr 25, 2013
4.8 / 5 (4) 2

Researchers stumble on colorful discovery

Modified metals that change colour in the presence of particular gases could warn consumers if packaged food has been exposed to air or if there's a carbon monoxide leak at home. This finding could potentially ...

Jul 21, 2011
5 / 5 (1) 1 | with audio podcast

New clues about a hydrogen fuel catalyst

(PhysOrg.com) -- To use hydrogen as a clean energy source, some engineers want to pack hydrogen into a larger molecule, rather than compressing the gas into a tank. A gas flows easily out of a tank, but getting ...

Aug 05, 2009
4.1 / 5 (7) 4