Rice University chemical engineer Michael Wong has spent a decade amassing evidence that palladium-gold nanoparticles are excellent catalysts for cleaning polluted water, but even he was surprised at how well the particles ...
Materials Science
Jun 26, 2014
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Solid catalysts based on precious metals, such as palladium, are widely used in industry to promote a range of chemical reactions. Finding ways to minimize the consumption of expensive catalytic materials, however, remains ...
Materials Science
Jan 17, 2014
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Chemical engineers at Rice University have found a new catalyst that can rapidly break down nitrites, a common and harmful contaminant in drinking water that often results from overuse of agricultural fertilizers.
Nanomaterials
Nov 25, 2013
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Industrial palladium-copper catalysts change their structures before they get to work, already during the activation process. As a result, the reaction is catalysed by a catalyst that is different from the one originally ...
Materials Science
Jun 19, 2013
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Polysilanes, composed of the Si–Si linkage, exhibit unique electronic and optical properties that result from the extensive delocalization of σ-electrons along the polymer backbones.
Materials Science
May 28, 2013
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(Phys.org) —Surprisingly the answer is yes. With the technology of today it is possible to use environmental friendly formic acid in fuel cell powering your mobile phone or laptop. Physicist Florian Nitze, Umeå University, ...
Materials Science
May 27, 2013
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(Phys.org) —Researchers at Yale University have taken another step toward the development of low-temperature, lower-cost alkaline fuel cells, which are battery-like devices that convert oxygen and hydrogen into electricity ...
Materials Science
Mar 18, 2013
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(Phys.org)—Paul Chirik, a chemistry professor at Princeton University has, according to a profile in the New York Times, developed a process that allows ordinary iron to be used as a substitute catalyst in certain reactions ...
Honda Motortoday announced the development of a new catalyst which reduces by 50% the use of rhodium, one of the precious metals used in a catalyst. Honda will adopt this new catalyst first to the North American version of ...
Materials Science
Sep 6, 2012
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(Phys.org) -- Chemists don't like precious metals – at least not when they need the expensive materials as catalysts to accelerate reactions or guide them in a particular direction. And this is often the case, as in ...
Materials Science
Jun 20, 2012
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