Films of platinum only two atoms thick supported by graphene could enable fuel cell catalysts with unprecedented catalytic activity and longevity, according to a study published recently by researchers at the Georgia Institute ...
Materials Science
Sep 18, 2019
0
383
Platinum has long been used as a catalyst to enable the oxidation reduction reaction at the center of fuel cell technology. But the metal's high cost is one factor that has hindered fuel cells from competing with cheaper ...
Nanomaterials
Sep 6, 2019
0
112
The hydrogen economy is considered to be one of the best options for providing renewable energy and, thereby, contributing to mitigating today's environmental challenges. The energy density of hydrogen is between 120-142 ...
Materials Science
Aug 26, 2019
0
120
Pollutants coming out of cars' exhausts are harmful to the environment and public health. With the goal of overall curbing car emissions, the US Department of Energy (DOE) issued a challenge to scientists worldwide: catalytically ...
Materials Science
Aug 5, 2019
0
46
An interdisciplinary research team at the Technical University of Munich (TUM) has built platinum nanoparticles for catalysis in fuel cells: The new size-optimized catalysts are twice as potent as the best process commercially ...
Materials Science
Jul 3, 2019
0
0
Research from the Wits School of Geoscience shows how platinum deposits form in the Bushveld Complex of South Africa.
Earth Sciences
Jun 19, 2019
0
50
As anyone who has purchased jewelry can attest, platinum is expensive. That's tough for consumers but also a serious hurdle for a promising source of electricity for vehicles: the hydrogen fuel cell, which relies on platinum.
Analytical Chemistry
Jun 10, 2019
0
659
Copper and platinum nanoparticles added to the surface of a blue titania photocatalyst significantly improve its ability to recycle atmospheric carbon dioxide into hydrocarbon fuels.
Materials Science
Jun 7, 2019
0
8
Platinum is a widely used catalyst, but its precise mechanism largely remains a mystery to scientists. Ludo Juurlink has now demonstrated for the first time how oxygen reacts on the platinum surface. Together with Ph.D. students ...
Analytical Chemistry
May 28, 2019
0
15
Scientists at Russia's Ural Federal University (UrFU) are working on solving the problem of extracting non-ferrous and noble metals which are found in hard-to-process ores. Currently, there are many deposits where it is technically ...
Materials Science
May 23, 2019
0
4
