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nanotechweb.org in the lab

       

3: Manipulating light with metamaterials

Silvia Peruch and Nicolas Olivier show us their work in Anatoly Zayat's Lab at King's College London looking at metamaterials.

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LEDs

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

Technology update

Taking the heat off silicon optical devices

Pulsed laser deposition offers a cooler CMOS-compatible approach for fabricating photoluminescent silicon nanocrystal fabrication.

Liquid gain makes tunable plasmon laser

Nanocavity device could be used to detect weak physical and chemical processes in real time.

Opals turn atom spectra upside down

(with audio) The natural simplicity of atoms as perfect resonators reveals new optical behaviour in photonic crystals.

Nonlinear signals benefit from top coat

A silver-coated nanowire provides efficient, tunable and directional nonlinear signals for photonic systems.

Lab talk

Polarizing colour filters for power-saving display

Developing more efficient liquid crystal display technology.

Designing nanoparticle dimers to achieve superbackscattering

Reaching the backscattering upper bound with nanoparticle pair designs.

Reconfiguring slanted plasmonic nanocolumnar thin films

Employing ion beam irradiation to tune photonic and plasmonic properties.

A feasible route to ultra-narrow multispectral light absorbers

Predicting the absorption scheme for highly scalable ultra-narrow multispectral light absorbers.