Chemists have measured the effects of nanoconfinement in catalysis by tracking single molecules as they dive down "nanowells" and react with catalysts at the bottom.
Nanophysics
Jan 31, 2018
0
27
The most common test strip people might think of for diagnosis is a home pregnancy test. Pregnant women have steadily increasing levels of the biomarker human chorionic gonadotropin (hCG), which is easily detectable in urine ...
Bio & Medicine
Sep 13, 2017
0
21
Whether it is in catalytic processes in the chemical industry, environmental catalysis, new types of solar cells or new electronic components, nanoparticles are everywhere in modern production and environmental technologies, ...
Nanomaterials
Dec 14, 2015
0
43
Humanity's need for energy is ever-increasing. However, the traditional energy sources are finite. In contrast, water and sunlight are available in vast abundance. Scientists at the Max Planck Institute for Solid State Research ...
Materials Science
Oct 19, 2015
0
69
Scientists at the Vienna University of Technology (TU Wien) have figured out how a platinum catalyst works. Its remarkable properties are not just due to the platinum, the iron-oxide substrate beneath also plays a role.
Materials Science
Sep 16, 2015
0
12
A*STAR scientists have used first-principles computer simulations to explain why small platinum nanoparticles are less effective catalysts than larger ones.
Materials Science
Aug 26, 2015
0
24
(Phys.org) —Fuel cells are a promising, non-polluting way to power cars, but their platinum catalysts are so expensive that there's no way current technology could be economically scaled up for widespread use. Now scientists ...
Materials Science
Jul 22, 2014
2
0
(Phys.org) —Using the Canadian Light Source (CLS) synchrotron, researchers have discovered a way to create cheaper fuel cells by dividing normally expensive platinum metal into nanoparticles (or even single atoms) for use ...
Nanomaterials
May 23, 2013
11
0
(Phys.org) —The storage of hydrogen in the form of methanol is a highly promising method for using excess energy produced by wind and solar power plants. However, this technology requires an effective catalyst for regenerating ...
Materials Science
Apr 19, 2013
2
0
(Phys.org)—Platinum works well as a catalyst in hydrogen fuel cells, but it has at least two drawbacks: It is expensive, and it degrades over time. Brown chemists have engineered a cheaper and more durable catalyst using ...
Materials Science
Oct 17, 2012
1
0
