H2S-induced surface reconstruction enables efficient CsPbI3 QLEDs with ultralow roll-off

Keyword: Luminance

Publisher: Nature.com

Published: Sep 12, 2026

Metal halide perovskite quantum dots (QDs) are promising materials for developing low-cost and high-performance quantum dot-based light-emitting diodes (QLEDs). Despite external quantum efficiency (E… [+1183 chars]

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