rchaeologists working in the district of Tübingen in southwest Germany have discovered the region's earliest gold object to date. It is a spiral ring of gold wire unearthed in autumn 2020 from the grave of an Early Bronze ...
Archaeology
May 28, 2021
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24
For decades scientists have been puzzled by the formation of rare hyper-enriched gold deposits in places like Ballarat in Australia, Serra Palada in Brazil, and Red Lake in Ontario. While such deposits typically form over ...
Earth Sciences
May 21, 2021
4
28
Because individual atoms or molecules are 100 to 1000 times smaller than the wavelength of visible light, it is notoriously difficult to collect information about their dynamics, especially when they are embedded within larger ...
Nanophysics
May 21, 2021
0
23
As part of their efforts to devise ways to minimize the side effects of drugs for treating cancer, four RIKEN chemists have found a biocompatible way to convert compounds with low biological activity into anticancer drugs ...
Materials Science
May 18, 2021
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31
Gold leaf—gold metal hammered into thin sheets—is used by artists and crafters to gild picture frames, artwork and clothing. Despite its luxurious appearance, the material is affordable and available at most craft stores. ...
Analytical Chemistry
May 12, 2021
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20
Using DNA structures as scaffolds, Tim Liedl, a scientist of Ludwig-Maximilians-Universitaet (LMU) in Munich, has shown that precisely positioned gold nanoparticles can serve as efficient energy transmitters.
Nanomaterials
Apr 8, 2021
0
93
The idea of implantable sensors that continuously transmit information on vital values and concentrations of substances or drugs in the body has fascinated physicians and scientists for a long time. Such sensors enable the ...
Bio & Medicine
Apr 6, 2021
0
105
Researchers at the University of Southampton have developed a new way of using nanomaterials to identify and enrich skeletal stem cells—a discovery which could eventually lead to new treatments for major bone fractures ...
Bio & Medicine
Mar 29, 2021
0
48
Researchers have demonstrated that stretching shape-memory polymers embedded with clusters of gold nanoparticles alters their plasmon-coupling, giving rise to desirable optical properties. One potential application for the ...
Nanomaterials
Mar 26, 2021
0
78
The activity of enzymes in industrial processes, laboratories, and living beings can be remotely controlled using light. This requires their immobilization on the surface of nanoparticles and irradiation with a laser. Near-infrared ...
Nanophysics
Mar 16, 2021
0
28
