Would a jewel-encrusted snowman make the perfect Christmas present? At only 5 nanometres in size, the price might be lower than you think. And it's functional too, catalysing the splitting of water to make green hydrogen ...
Nanophysics
Dec 22, 2015
0
231
Scientists have long known that platinum is by far the best catalyst for splitting water molecules to produce hydrogen gas. A new study by Brown University researchers shows why platinum works so well—and it's not the reason ...
Materials Science
Dec 18, 2019
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46
(PhysOrg.com) -- A research program aimed at using platinum as an exploration guide for nickel has for the first time been able to put a time scale on the planet’s large-scale convection processes.
Earth Sciences
Jul 30, 2009
3
0
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
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15
Scientists at the U.S. Department of Energy's Brookhaven National Laboratory, Stony Brook University (SBU), and other collaborating institutions have uncovered dynamic, atomic-level details of how an important platinum-based ...
Materials Science
Feb 10, 2021
0
356
National Physical Laboratory scientists have developed an innovative fuel cell reference electrode that has been used to map changes in electrode potential inside a working polymer electrolyte membrane (PEM) fuel cell for ...
Materials Science
Mar 20, 2012
0
0
Vehicles powered by polymer electrolyte membrane fuel cells (PEMFCs) are energy-efficient and eco-friendly, but despite increasing public interest in PEMFC-powered transportation, current performance of materials that are ...
Materials Science
Sep 10, 2020
1
106
To make fuel cells more economical, engineers want a fast and efficient iron-based molecule that splits hydrogen gas to make electricity. Online Feb. 17 at Nature Chemistry, researchers report such a catalyst. It is the first ...
Materials Science
Feb 17, 2013
3
0
Fuel cells, devices that can produce electricity from hydrogen or other fuels without burning them, are considered a promising new way of powering everything from homes and cars to portable devices like cellphones and laptop ...
Nanomaterials
Oct 15, 2009
6
0
(PhysOrg.com) -- The humble alga, hated by boaters and pool owners, may someday help provide us with the raw machinery to power our appliances.
Materials Science
May 19, 2011
2
0
