Additive treatment yields high-performance lead-free perovskite light-emitting diodes

Hao Min, Jin Chang, Yunfang Tong, Jiaqi Wang, Fang Zhang, Ziqian Feng, Xiaoying Bi, Nana Chen, Zhiyuan Kuang, Saixue Wang, Lingzhi Yuan, Haokun Shi, Nian Zhao, Dongmin Qian, Shuang Xu, Lin Zhu, Nana Wang, Wei Huang, Jianpu Wang