Taking inspiration from the success of organic light-emitting diodes (LEDs), vapour deposition holds promises for bringing perovskite LEDs closer to commercialization. This Perspective article highlights the main bottlenecks and challenges towards high-efficiency vapour-deposited perovskite LEDs, as well as the prospects on the route towards commercial displays.
- Jiajun Luo
- Jinghui Li
- Jiang Tang