News tagged with gold

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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Deepwater mining in Norway

The mid-ocean ridges where tectonic plates meet in the Atlantic and the Pacific Oceans are seething with volcanic activity. The most active areas are deep under water, several thousand metres down. Ocean water penetrates ...

dateOct 22, 2013 in Earth Sciences
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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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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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