News tagged with gold surface

An improved method for coating gold nanorods

Researchers have fine-tuned a technique for coating gold nanorods with silica shells, allowing engineers to create large quantities of the nanorods and giving them more control over the thickness of the shell. Gold nanorods ...

dateMar 18, 2015 in Nanomaterials
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Gold 'nano-drills'

Spherical gold particles are able to 'drill' a nano-diameter tunnel in ceramic material when heated. This is an easy and attractive way to equip chips with nanopores for DNA analysis, for example. Nanotechnologists of the ...

dateJan 22, 2015 in Nanomaterials
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What exactly is Google's 'cancer nanodetector'?

Last week, US tech giants Google made a splash in the media, announcing plans to develop new 'disease-detecting magnetic nanoparticles'. This was almost universally welcomed – after all, trying to detect diseases earlier ...

dateNov 11, 2014 in Bio & Medicine
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