Understanding light at the nanoscale: a nano-sized double-slit experiment

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Experimental configuration of the SPP double-slit experiment. SPPs excite the polariton modes on the metal waveguides (slits). The probe taps into the SPP waves and scatters the light toward a photodetector. Image credit: Rashid Zia and Mark Brongers ...
Experimental configuration of the SPP double-slit experiment. SPPs excite the polariton modes on the metal waveguides (“slits”). The probe taps into the SPP waves and scatters the light toward a photodetector. Image credit: Rashid Zia and Mark Brongersma. ©2007 Nature Publishing Group.

Before nanotechnology can reach its full potential, researchers must understand the way things work on the nanoscale—which is often very different from the macroscopic world. One of these areas is light, and how light interacts with matter on tiny scales.


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