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IOP A community website from IOP Publishing

Feynman Lectures 50th anniversary celebration seminar series


Synthesis and applications of multifunctional nanomaterials

Speaker: Stanislaus Wong from State University of New York at Stony Brook

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Buyer’s Guide

LEDs

Using nanotechnology to enhance the performance of LEDs and other light sources

Technology update

Photonic crystals: how defects lead to a prison for light

Researchers demonstrate how defects in a 3D crystal can create photonic bandgap cavities for light that may be useful for lasing, LEDS, information storage and sensitive pharmaceutical sensors

Nano-antenna boosts nonlinear optics

Plasmonic field enhancements increase nonlinear interactions by a factor of a million.

Nano-LEDS brighten nanocircuit prospects

Electrically driven nanoscale light source connects electronic and optical circuits.

Lab talk

Controlling carbon nanotube photoluminescence

Silicon microring resonators could be key to carbon nanotube-based light sources.

Controlling emission from one dimensional photonic crystals for improved detection

Using near-field coupled emission can enhance or direct fluorescence

Ordered In(Ga)N nanocolumns grown on silicon

Rod-like structures fabricated via selective area growth process are ideal for LED applications and can be tuned across wide spectral range

Nanowires grown on polycrystalline silicon

Freestanding nanowires on glass-based polycrystalline silicon could improve light-emitting devices.