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1.
Viewpoint

Attention to Nanoscale Detail Leads to Brighter e-Beams

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Alan S. Fisher, Physics 6, 17 (2013) – Published February 11, 2013
Plasmons on a patterned surface can enhance the production of bright electron beams.
2.
Viewpoint

Metal-Coated Waveguide Stretches Wavelengths to Infinity

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Wenshan Cai, Physics 6, 1 (2013) – Published January 2, 2013
A zero refractive index at optical frequencies, as demonstrated in a new nanoscale waveguide, enables opportunities for better control and enhancement of light propagation in waveguides, as well as development of photonic nanocircuits.
3.
Synopsis

Downsizing Optical Lattices

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Published December 6, 2012
Field patterns produced near nanoparticles could allow closely spaced traps for ultracold atoms.
4.
Viewpoint

Mirror, Mirror

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Jennifer A. Dionne, Physics 5, 38 (2012) – Published March 26, 2012
Collective electron excitations in metals, called plasmons, can play an important role in second-harmonic generation of light.
5.
Focus

Groovy Metal Focuses Light

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Phys. Rev. Focus 11, 17 (2003) – Published April 24, 2003
A new theory explains how a series of grooves next to a tiny aperture can prevent light from diverging widely and create a tightly focused beam instead.