(PhysOrg.com) -- Tiny gold particles will surround themselves with even smaller platinum bits, creating a complex structure that could turn a common preservative, formic acid, into electricity in a fuel cell, according to ...
Nanomaterials
May 24, 2010
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A*STAR scientists have used first-principles computer simulations to explain why small platinum nanoparticles are less effective catalysts than larger ones.
Materials Science
Aug 26, 2015
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A new combination of nanoparticles and graphene results in a more durable catalytic material for fuel cells, according to work published today online at the Journal of the American Chemical Society. The catalytic material ...
Nanomaterials
Feb 9, 2011
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Fuel cells are inefficient because the catalyst most commonly used to convert chemical energy to electricity is made of the wrong material, a researcher at Case Western Reserve University argues. Rather than continue the ...
Materials Science
Jul 12, 2012
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While the cleaning of car exhausts is among the best known applications of catalytic processes, it is only the tip of the iceberg. Practically the entire chemical industry relies on catalytic reactions. Therefore, catalyst ...
Materials Science
Oct 8, 2015
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Chemists at the U.S. Department of Energy's Brookhaven National Laboratory have received three patents for developing catalysts to accelerate chemical reactions in fuel cells. The newly patented catalysts, as well as a method ...
Materials Science
May 20, 2010
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Scientists at the Vienna University of Technology (TU Wien) have figured out how a platinum catalyst works. Its remarkable properties are not just due to the platinum, the iron-oxide substrate beneath also plays a role.
Materials Science
Sep 16, 2015
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Nanoscopic tubes made of a lattice of carbon just a single atom deep hold promise for delivering medicines directly to a tumor, sensors so keen they detect the arrival or departure of a single electron, a replacement for ...
Nanomaterials
Sep 20, 2009
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Precious elements such as platinum work well as catalysts in chemical reactions, but require large amounts of metal and can be expensive. However, computational modeling below the nanoscale level may allow researchers to ...
Materials Science
Dec 9, 2014
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Platinum, a noble metal, is oxidised more quickly than expected under conditions that are technologically relevant. This has emerged from a study jointly conducted by the DESY NanoLab and the University of Vienna. Devices ...
Materials Science
Jan 28, 2019
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