Perovskite light-emitting diodes with external quantum efficiency exceeding 20 per cent

Perovskite light-emitting diodes with external quantum efficiency exceeding 20 per cent, Published online: 10 October 2018; doi:10.1038/s41586-018-0575-3

A strategy for managing the compositional distribution in metal halide perovskite light-emitting diodes enables them to surpass 20% external quantum efficiency—a step towards their practical application in lighting and displays. http://feeds.nature.com/nature/rss/current via https://www.nature.com/articles/s41586-018-0575-3

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