Your ride might be a modest one—but if it burns gasoline, you have precious metals on board. To reduce pollution at the tailpipe, gasoline cars and trucks today come equipped with catalytic converters that contain platinum-group ...
Materials Science
Aug 19, 2021
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The scandal surrounding VW has thrust nitric oxide (NOx) emissions from diesel vehicles into the limelight. Owing to the different engine technologies, these have always been higher than in gasoline-powered cars. On the other ...
Energy & Green Tech
Oct 1, 2015
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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 ...
Materials Science
May 28, 2009
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(PhysOrg.com) -- Catalytic converters are encountered everywhere in our cars and in the chemical industry. However, the chemical reaction is not well understood. A discovery made at the EPFL may help to shed light on a field ...
Materials Science
Aug 3, 2010
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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, ...
Earth Sciences
Apr 21, 2009
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Reducing pollutant emission of vehicles and meeting stricter exhaust gas standards are major challenges when developing catalytic converters. A new concept might help to efficiently treat exhaust gases after the cold start ...
Materials Science
Oct 26, 2017
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8
Researchers have developed an innovative catalyst for the synthesis of propylene, which has potential benefits for the chemical industry and carbon recycling. Their findings were reported in the journal Nature Catalysis.
Materials Science
Jan 27, 2022
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Catalytic converters cut down on toxic car emissions, and, according to the U.S. Environmental Protection Agency, they're one of the greatest environmental inventions of all time.
Other
Apr 22, 2021
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8
As you stroll down restaurant row and catch the wonderful aroma of food — steaks, burgers, and grilled veggies — keep this in mind: You may be in an air pollution zone. Scientists in Minnesota are reporting that commercial ...
Environment
Mar 24, 2010
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(Phys.org)—A research group at the National Institute of Standards and Technology (NIST) has developed a relatively simple, fast and effective method of depositing uniform, ultrathin layers of platinum atoms on a surface. ...
Materials Science
Dec 13, 2012
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