1. Perovskite light-emitting diodes with external quantum efficiency exceeding 20 per cent. (11th October 2018) Authors: Lin, Kebin; Xing, Jun; Quan, Li; Arquer, F.; Gong, Xiwen; Lu, Jianxun; Xie, Liqiang; Zhao, Weijie; Zhang, Di; Yan, Chuanzhong; Li, Wenqiang; Liu, Xinyi; Lu, Yan; Kirman, Jeffrey; Sargent, Edward; Xiong, Qihua; Wei, Zhanhua Journal: Nature Issue: Volume 562:Number 7726(2018) Page Start: 245 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗