News tagged with gold

The gold standard

Precious elements such as platinum work well as catalysts in chemical reactions, but require large amounts of metal and can be expensive. However, computational modeling below the nanoscale level may allow ...

dateDec 09, 2014 in Materials Science
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Atomic 'mismatch' creates nano 'dumbbells'

Like snowflakes, nanoparticles come in a wide variety of shapes and sizes. The geometry of a nanoparticle is often as influential as its chemical makeup in determining how it behaves, from its catalytic properties ...

dateDec 05, 2014 in Nanomaterials
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Nanoparticles break the symmetry of light

How can a beam of light tell the difference between left and right? At the Vienna University of Technology (TU Wien) tiny particles have been coupled to a glass fibre. The particles emit light into the fibre ...

dateOct 06, 2014 in Nanophysics
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