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Inorganic Chemistry

The chemical search for better white light

Advances in inorganic phosphors boost the efficiency and appeal of LED bulbs

by Mitch Jacoby
November 19, 2018 | A version of this story appeared in Volume 96, Issue 46
The photograph shows a collection of about 15 colored phosphors.

Credit: Christian Maak and Philipp Strobel/LMU Munich | Colorful inorganic phosphors, such as the ones synthesized at Ludwig Maximilian University Munich shown here, work in concert with LEDs to produce white light.

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