(Phys.org)—Why certain catalyst materials work more efficiently when they are surrounded by water instead of a gas phase is unclear. RUB chemists have now gleamed some initial answers from computer simulations. They showed ...
Materials Science
Feb 21, 2013
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The strong binding of gold on electronically modified calcium oxide can now be understood in detail. In a computational study, researchers at the University of Jyväskylä Nanoscience Center have shown how redox chemistry ...
Materials Science
Jan 22, 2013
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(Phys.org)—Producing sustainable energy demands materials with specific physical and chemical properties that are controlled by the size and electrical charge of small metal particles, and scientists at Pacific Northwest ...
Nanomaterials
Jan 4, 2013
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A NIMS research team has succeeded in the development of a high activity gold nanoparticle catalyst that simplify the function of enzyme in capturing substances.
Materials Science
Nov 15, 2012
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The presence of carbon monoxide (CO) impurities in hydrogen gas (H2) can have a detrimental impact on the performance of fuel cells. Recent studies have shown that gold nanoparticles—particles less than five nanometers ...
Nanomaterials
Aug 29, 2012
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Nanometre-scale gold particles are currently intensively investigated for possible applications as catalysts, sensors, biolabels, drug delivery devices, biological contrast agents and as components in photonics and molecular ...
Nanomaterials
Aug 2, 2012
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A research team at Case Western Reserve University has found that gold catalysts shaped in the form of a cube, triangle, or other higher order structures grow nanowires about twice as fast and twice as long compared to wires ...
Nanophysics
Jun 6, 2012
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(Phys.org) -- Scientists at the Vienna University of Technology found a method to locate single gold atoms on a surface. This should pave the way to better and cheaper catalysts.
Nanophysics
May 30, 2012
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As recently as twenty-five years ago, chemists considered gold to be one of the most inert metallic elements, until the discovery that nanoscale-sized dispersions of gold had high catalytic activity forced a re-think of old ...
Nanomaterials
May 10, 2012
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Copper -- the stuff of pennies and tea kettles -- is also one of the few metals that can turn carbon dioxide into hydrocarbon fuels with relatively little energy. When fashioned into an electrode and stimulated with voltage, ...
Nanomaterials
Apr 11, 2012
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