Topic description and stories

Long exposure light painting

Smart lighting system based on quantum dots more accurately reproduces daylight

03 Aug 2022

Researchers have designed smart, colour-controllable white light devices from quantum dots – tiny semiconductors just a few billionths of a metre in...

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Artist’s impression of glowing halide perovskite nanocrystals

Atom swapping could lead to ultra-bright, flexible next generation LEDs

07 Jun 2021

An international group of researchers has developed a new technique that could be used to make more efficient low-cost light-emitting materials that...

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Green LEDs

Lighting for the 21st century

01 Aug 2009

A remarkable light-emitting material, gallium nitride, could slash electricity consumption, purify water and kill superbugs.

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