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Technology update

Jun 12, 2007

Nanoparticle arrays control light

Light can be guided and manipulated at the nanoscale using "plasmonics physics", according to new calculations by researchers at Northwestern University in the US. Maxim Sukharev and Tamar Seideman also showed that they can create nanoscale light sources that have controllable coherence and polarization properties. Such sources could be important for making a variety of all-optical nanodevices, from sensors and switches to superlenses and information storage devices.

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