Figure 2 (IMAGE)

Seoul National University College of Engineering

Figure 2

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(a) Electroluminescence spectrum of the perovskite nanocrystal LEDs.

(b) External quantum efficiency (up to 26.1%) of the perovskite nanocrystal LEDs.

(c) Graph of EQE versus CIEy coordinates for perovskite nanocrystal LEDs without light outcoupling enhancement techniques.

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© Nature Communications, originally published in Nature Communications.

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