Figure 2. a, a 20-liter large-scale synthesis of perovskite nanocrystals using a ‘Cold-injection’ method. b, High-efficiency perovskite light-emitting diodes with an external quantum efficiency of 29.6%. (IMAGE)

Seoul National University College of Engineering

Figure 2. a, a 20-liter large-scale synthesis of perovskite nanocrystals using a ‘Cold-injection’ method. b, High-efficiency perovskite light-emitting diodes with an external quantum efficiency of 29.6%.

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Figure 2. a, a 20-liter large-scale synthesis of perovskite nanocrystals using a ‘Cold-injection’ method. b, High-efficiency perovskite light-emitting diodes with an external quantum efficiency of 29.6%. c, Tablet display equipped with a perovskite nanocrystal color-conversion film. Photograph on the display in c by Jacob Yavin, reproduced from Pexels (https://www.pexels.com/)

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© Nature, originally published in Nature

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