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How we made the microLED

Micro-light-emitting-diode display applications are growing quickly as technology companies begin to use them in a range of products. Key to the development of these applications was the miniaturization of gallium nitride light-emitting diodes. Hongxing Jiang and Jingyu Lin recount how this was achieved.

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Fig. 1: The first GaN microLED.

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Correspondence to Hongxing Jiang or Jingyu Lin.

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Jiang, H., Lin, J. How we made the microLED. Nat Electron 6, 257 (2023).

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