News tagged with metal catalyst

Understanding nickel catalysis

Catalysis is a chemical phenomenon that increases the rate of a chemical reaction by spending only a tiny amount of additional substance, called a catalyst. Around 90 percent of all commercially manufactured ...

dateMar 05, 2015 in Materials Science
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Researchers bring clean energy a step closer

For nearly half a century, scientists have been trying to replace precious metal catalysts in fuel cells. Now, for the first time, researchers at Case Western Reserve University have shown that an inexpensive metal-free catalyst ...

dateFeb 27, 2015 in Materials Science
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A protecting umbrella against oxygen

In the development of fuel cells the effort of generations of scientist and engineers have led to efficient and stable catalysts based on noble metals. These catalysts have reached the required threshold ...

dateAug 04, 2014 in Materials Science
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Scientists discover gold's hidden value

(Phys.org) —Scientists from Cardiff are discovering new and unexpected uses for gold – a noble metal traditionally regarded as being chemically uninteresting due to its poor ability to react with other ...

dateJun 20, 2014 in Materials Science
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