Process engineers at Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU) have developed a method to determine the size and shape of nanoparticles in dispersions considerably faster than ever before. Based on gold nanorods, ...
Nanomaterials
Nov 29, 2018
0
16
In January 2009, the life of engineer Michel Meunier, a professor at Polytechnique Montréal, changed dramatically. Like others, he had observed that the extremely short pulse of a femtosecond laser could make nanometre-sized ...
Bio & Medicine
Nov 19, 2018
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20
A glucose-powered biofuel cell that uses electrodes made from cotton fiber could someday help power implantable medical devices such as pacemakers and sensors. The new fuel cell, which provides twice as much power as conventional ...
Materials Science
Nov 15, 2018
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66
The presence of uranium in groundwater can lead to severe health problems, from renal failure to cancer. Standard methods to detect uranium involve time-consuming processes and expensive, non-portable equipment. Measurements ...
Nanomaterials
Nov 2, 2018
0
95
Scientists have developed a photoelectrode that can harvest 85 percent of visible light in a 30 nanometers-thin semiconductor layer between gold layers, converting light energy 11 times more efficiently than previous methods.
Nanomaterials
Sep 10, 2018
4
766
Inside most materials, little is moving. But a new "active nanocomposite" is teeming with motion: small particles connect or separate, thus changing the color of the entire material. It was made by scientists of the Leibniz ...
Materials Science
Sep 10, 2018
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5
Self-assembly and crystallisation of nanoparticles (NPs) is generally a complex process, based on the evaporation or precipitation of NP-building blocks. Obtaining high-quality supercrystals is slow, dependent on forming ...
Nanomaterials
Sep 7, 2018
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6
Gold is the noblest metal—the most resistant to oxidation. However, nano-size gold has a unique ability to perform as a catalyst, even at low temperatures. The underlying mechanism for this size-dependent change in properties ...
Nanomaterials
Sep 6, 2018
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66
A research group led by Shunping Zhang and Hongxing Xu at Wuhan University, China, has developed a quantitative SERS technique to probe the maximum plasmonic fields before effects such as electron tunneling become dominant. ...
Nanophysics
Sep 5, 2018
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5
Researchers at University of Jyväskylä (Finland) and University of Tampere (Finland) together with BioNavis Ltd (Finland) have developed a novel nanoactuator system, where conformation of biomolecule can be tuned by electric ...
Bio & Medicine
Aug 28, 2018
0
7
