When it comes to metal catalysts, the platinum standard is, well, platinum! However, at about $2,000 an ounce, platinum is more expensive than gold. The high cost of the raw material presents major challenges for the future ...
Nanomaterials
Jun 28, 2010
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0
(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, ...
Nanomaterials
Sep 8, 2009
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0
When power plants burn fossil fuels at high temperatures, nitrogen and oxygen molecules break apart and then recombine to form a class of compounds called nitrogen oxides, or NOx. These gases are major pollutants and contribute ...
Analytical Chemistry
Jul 1, 2024
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59
Particulate matter and ozone are a major problem for people and the environment. Dr. Eva Pfannerstill, young investigator group leader at Jülich's Institute of Energy and Climate Research (IEK 8), is investigating where ...
Environment
Jun 21, 2024
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71
Muhammad Rabnawaz, an associate professor in Michigan State University's School of Packaging and recent inductee into the National Academy of Inventors, has always believed that the most brilliant solution is also the simplest.
Polymers
Sep 8, 2023
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238
The so-called three-way catalytic converter in the exhaust system of a car consists of expensive materials and only works correctly when the exhaust gases have a temperature that is several hundred degrees Celsius.
Analytical Chemistry
Jun 15, 2023
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618
The precious metals, such as platinum, palladium and rhodium, in catalytic converters make the vehicle devices attractive to thieves, but University of Central Florida researchers are working to reduce the amount of precious ...
Materials Science
Jan 30, 2023
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86
Although much of the discourse on reducing vehicle emissions centers on electric vehicles (EV), their sales remain low—with EV vehicles accounting for a mere 1% of car purchases in Japan in 2021. Meanwhile, the European ...
Analytical Chemistry
Nov 7, 2022
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124
Researchers from the UPC, the University of Udine (Italy) and the ALBA Synchrotron have discovered a palladium and platinum catalyst, the first to eliminate methane emissions from transport and other human activities to reduce ...
Analytical Chemistry
Oct 27, 2022
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108
A new method to anchor single atoms of platinum-group metals on nanometer-sized islands allows for efficiently using these expensive metals as catalysts for a wide variety of applications.
Nanophysics
Oct 26, 2022
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12
