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White light-emitting diodes

Stabilizing colour and intensity

Thermally activated defects in a blue-emitting phosphor can enhance energy transfer to the activator, and compensate for thermal quenching.

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Figure 1: Structure, efficiency and thermal and optical characteristics of a wLED.

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Correspondence to Philippe F. Smet or Jonas J. Joos.

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Smet, P., Joos, J. Stabilizing colour and intensity. Nature Mater 16, 500–501 (2017). https://doi.org/10.1038/nmat4901

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