News tagged with catalytic material
Synthetic nano-waste does not disappear
(Phys.org) -- Tiny particles of cerium oxide do not burn or change in the heat of a waste incineration plant. They remain intact on combustion residues or in the incineration system, as a new study by Swiss ...
Nanotechnology / Bio & Medicine
May 25, 2012 |
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Hybrid 'Janus' nanoparticles made from gold and titania have high catalytic activity and extraordinary durability
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 ...
Nanotechnology / Nanomaterials
May 10, 2012 |
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Fool's gold may prove an unlikely alternative to overexploited catalytic materials
Catalytic materials, which lower the energy barriers for chemical reactions, are used in everything from the commercial production of chemicals to catalytic converters in car engines. However, with current catalytic materials ...
Feb 10, 2012 |
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Hydrogen from acidic water: Researchers develop potential low cost alternative to platinum for splitting water
A technique for creating a new molecule that structurally and chemically replicates the active part of the widely used industrial catalyst molybdenite has been developed by researchers with the Lawrence Berkeley ...
Feb 09, 2012 |
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Electrochemical dissolution of platinum in an ionic liquid
(PhysOrg.com) -- Precious metals, especially platinum, are important catalytic materials for many chemical reactions. For example, platinum is used in some fuel cells; however, broad commercialization of such ...
Jan 12, 2012 |
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'Artificial leaf' makes fuel from sunlight (w/ video)
Researchers led by MIT professor Daniel Nocera have produced something they’re calling an “artificial leaf”: Like living leaves, the device can turn the energy of sunlight directly into a chemical ...
Sep 30, 2011 |
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Hybrid solar system makes rooftop hydrogen
While roofs across the world sport photovoltaic solar panels to convert sunlight into electricity, a Duke University engineer believes a novel hybrid system can wring even more useful energy out of the sun's ...
Technology / Energy & Green Tech
Aug 09, 2011 |
4.8 / 5 (17) |
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Scientists uncover chemical transformations in cobalt nanoparticles
Understanding the intricacies of how nanoparticles undergo chemical transformations could lead to better ways to tailor their composition, which can lead to advanced material properties.
May 24, 2011 |
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The generality of surface vanadium oxide phases in mixed oxide catalysts
In the spirit of the physicist's pursuit of a 'theory of everything,' Israel E. Wachs, the G. Whitney Snyder Professor of Chemical Engineering at Lehigh University, has published a paper entitled "The generality ...
Jan 05, 2011 |
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New method for making tiny catalysts holds promise for air quality
Fortified with iron: It's not just for breakfast cereal anymore. University of Illinois researchers have demonstrated a simpler method of adding iron to tiny carbon spheres to create catalytic materials that ...
Nanotechnology / Nanomaterials
Dec 15, 2010 |
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Technology uses auto exhaust heat to create electricity, boost mileage
(PhysOrg.com) -- Researchers are creating a system that harvests heat from an engine's exhaust to generate electricity, reducing a car's fuel consumption.
Technology / Energy & Green Tech
Nov 23, 2010 |
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Scientist receives grant to develop hydrogen-powered, solar-inspired nano-battery
There's a big buzz today over future nanostructure devices performing specialized jobs in everything from electronics to medicine. But what's still needed are unconventional ways to power these tiny machines.
Technology / Energy & Green Tech
Sep 23, 2010 |
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New Class of Catalyst Sports Shapely Selectivity
A new class of catalytic material has been studied by scientists at Pacific Northwest National Laboratory. Metal-organic frameworks (MOFs) display a unique three-dimensional structure that is highly selective ...
Mar 10, 2010 |
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New Sulfur- and Coking-Tolerant Material Could Expand Applications for Solid Oxide Fuel Cells
(PhysOrg.com) -- A new ceramic material described in this week's issue of the journal Science could help expand the applications for solid oxide fuel cells - devices that generate electricity directly from a ...
Oct 01, 2009 |
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Blueprint from the interior of a catalyst
Irregularities in industrial catalysts can inhibit the conversion of crude oil, Utrecht University chemists have concluded. They were the first to provide a detailed blueprint of the interior of a commercially used catalyst ...
Sep 22, 2009 |
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