Plasmonics

Frequency conversion of light on a tiny scale is now possible thanks to
a gold nanostructure containing miniscule gaps

Nanoscale
ribbons of a new phase of gold have been produced with a different crystalline
structure

A new nanoring design shows potential for generating short magnetic
pulses and could be used to explore magnetic switching in materials

More efficient chips based on plasmonics are a step closer to reality through better control of the directional excitation of plasmons in a gold grating

A nanostructure design enables pixels to produce two different colors depending on the polarization of the incident light

Pairs of silicon nanocylinders can locally create and enhance light’s magnetic field

Quantum effects in nanometer-scale metallic structures provide a platform for combining molecular electronics and plasmonics

Gold nanoparticles linked to single-stranded DNA create a simple but versatile genetic testing kit

A landmark experiment on wave interference from the early 1800s is revisited using gold nanoparticles

Arrays of nanoscale pillars made to reflect light of a selected color could find application as optical filters in digital cameras

Mathematical modeling confirms that a nanometer-scale device that can concentrate light into a tiny spot improves optical sensing

Optical computing could benefit from the recent development of a novel electromagnetic wave