Platinum, a noble metal, is oxidised more quickly than expected under conditions that are technologically relevant. This has emerged from a study jointly conducted by the DESY NanoLab and the University of Vienna. Devices ...
Materials Science
Jan 28, 2019
0
401
After almost four decades, Leiden and Eindhoven chemists have resolved the discussion about the correct model regarding the simplest chemical reaction in heterogeneous catalysis, which is essential for fuel cells. Using a ...
Materials Science
Jan 11, 2019
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613
A new catalyst could dramatically decrease the cost of producing hydrogen, one of the cleanest renewable fuels. Based on molybdenum sulfide, the catalyst was developed by a group at the A*STAR Institute of Materials Research ...
Materials Science
Dec 20, 2018
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5
In the journal Science, Argonne chemists have identified a new catalyst that maximizes the effectiveness of platinum.
Materials Science
Dec 13, 2018
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32
A team of researchers from the Massachusetts Institute of Technology (MIT) and the U.S. Department of Energy's (DOE) Brookhaven National Laboratory has determined how to use hydrogen ions, "pumped" from water in the air at ...
General Physics
Nov 30, 2018
1
6
In a historic vote, more than 50 nations unanimously approved an overhaul of the international measurement system that underpins global trade and other human endeavors, uniting Friday behind new definitions for the kilogram ...
General Physics
Nov 16, 2018
3
406
Solid oxide fuel cells (SOFCs) offer a stable and efficient way to generate clean electrochemical power, but are impractical for use in portable devices because of their high operating temperatures. A new design and production ...
Materials Science
Nov 16, 2018
0
8
Officials with the General Conference on Weights and Measures (CGPM) have announced that at a meeting to be held next week, four of the base units used in the metric system will be redefined. The four units under review are ...
One factor holding back the widespread use of eco-friendly hydrogen fuel cells in cars, trucks and other vehicles is the cost of the platinum catalysts that make the cells work. One approach to using less precious platinum ...
Materials Science
Oct 16, 2018
1
29
An international team of scientists including researchers at Yale University and the U.S. Department of Energy's (DOE) Brookhaven National Laboratory have developed a new catalyst for breaking carbon-fluorine bonds, one of ...
Materials Science
Oct 2, 2018
1
130
