News tagged with gold

Scientists image nanoparticles in action

(Phys.org) —The macroscopic effects of certain nanoparticles on human health have long been clear to the naked eye. What scientists have lacked is the ability to see the detailed movements of individual particles that give ...

dateApr 25, 2013 in Nanophysics
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Building bridges between nanowires

Place a layer of gold only a few atoms high on a surface bed of germanium, apply heat to it, and wires will form of themselves. Gold-induced wires is what Mocking prefers to call them. Not 'gold wires', as the wires are not ...

dateSep 20, 2013 in Nanophysics
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Hot nanoparticles for cancer treatments

Nanoparticles have a great deal of potential in medicine: for diagnostics, as a vehicle for active substances or a tool to kill off tumours using heat. ETH Zurich researchers have now developed particles that are relatively ...

dateMar 24, 2014 in Bio & Medicine
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Using X-ray vision to detect unseen gold

Powerful X-rays can now be used to rapidly and accurately detect gold in ore samples, thanks to a new technique developed by CSIRO – a move that could save Australia's minerals industry hundreds of millions of dollars each ...

dateAug 08, 2013 in Materials Science
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