News tagged with catalytic converters
Increasing levels of rare element found worldwide
Space & Earth / Earth Sciences
Apr 21, 2009 |
4.5 / 5 (13) |
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Dartmouth researchers have determined that the presence of the rare element osmium is on the rise globally. They trace this increase to the consumption of refined platinum, the primary ingredient in catalytic converters, ...
Ethanol results in higher ozone concentrations than gasoline, researchers say
Dec 14, 2009 |
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(PhysOrg.com) -- Ethanol, often promoted as a clean-burning, renewable fuel that could help wean the nation from oil, would likely worsen health problems caused by ozone, compared with gasoline, especially ...
New bone implant technology using techniques normally used to make catalytic converters
Dec 04, 2008 |
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A method of producing synthetic bone, using techniques normally used to make catalytic converters for cars, is being developed by researchers at WMG at the University of Warwick.
Search results for catalytic converters
Improving the catalytic converters of motor vehicles
May 28, 2009 |
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The chemical mechanism that occurs on the surface of an automotive catalytic converter has been deciphered thanks to an observation speed record established by Frédéric Thibault-Strarzyk at the Laboratoire Catalyse ...
Catalytic converters: source of pollution?
Dec 06, 2005 |
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Massachusetts scientists say toxic metals from automotive catalytic converters have been detected for the first time in U.S. urban air.
Today's waste, tomorrow's fuel
Jul 03, 2007 |
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A Cardiff University research collaboration is working to recycle precious metals from road dusts and vehicle exhausts to create greener energy.
Researchers study harmful particulates
Feb 26, 2007 |
4.7 / 5 (3) |
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Reducing barnyard emissions is one way to help reduce the harmful effects of tiny atmospheric air particles that can cause severe asthma in children, and lung cancer and heart attacks in some adults.
Platinum nanocatalyst could aid drugmakers
Nanotechnology / Bio & Medicine
Aug 31, 2009 |
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(PhysOrg.com) -- Nanoparticles combining platinum and gold act as superefficient catalysts, but chemists have struggled to create them in an industrially useful form. Rice University chemists have answered the call this week ...
New metal crystals, formed on a cotton assembly line
Nanotechnology / Nanomaterials
Mar 26, 2007 |
4.5 / 5 (17) |
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Appropriating cellulose fibers from cotton and crystallizing them, scientists at Pacific Northwest National Laboratory have grown never-before-seen configurations of metal crystals that show promise as components ...
Ceria Nanoparticles Catalyze Reactions for Cleaner-Fuel Future
Mar 15, 2005 |
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Experiments on ceria (cerium oxide) nanoparticles carried out at the U.S. Department of Energy’s Brookhaven National Laboratory may lead to catalytic converters that are better at cleaning up auto exhaust, and/or to more-efficient ...
Carbonized TiO2 nanotubes with semimetallic properties increase the efficiency of methanol fuel cells
Nanotechnology / Nanomaterials
Sep 08, 2009 |
4.5 / 5 (2) |
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(PhysOrg.com) -- Mention of nanotubes usually means carbon nanotubes. But not all tiny tubes are made of carbon. For example, layers made of nanoscopic titanium dioxide have proven to be useful materials for biotechnology, ...
Potassium leads to better hydrogen-storage materials
Apr 15, 2009 |
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An international research team, including Professor Rajeev Ahuja's research group at Uppsala University, has shown that small additions of potassium drastically improve the hydrogen-storage properties of certain types of ...
Efficient Particulate Filter Cuts Truck and Car Emissions
Apr 15, 2005 |
4.3 / 5 (4) |
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New filters from the Siemens company Emitec remove as much as 80 percent of particulates from the exhaust gases produced by trucks. This represents a significant reduction of the pollutant emissions from this source. In addition ...
List of search results for catalytic converters
