Efficient and bright warm-white electroluminescence from lead-free metal halides

Hong Chen, Lin Zhu, Chen Xue, Pinlei Liu, Xuerong Du, Kaichuan Wen, Hao Zhang, Lei Xu, Chensheng Xiang, Chen Lin, Minchao Qin, Jing Zhang, Tao Jiang, Chang Yi, Lu Cheng, Chenglong Zhang, Pinghui Yang, Meiling Niu, Wenjie Xu, Jingya LaiYu Cao, Jin Chang, He Tian, Yizheng Jin, Xinhui Lu, Lang Jiang, Nana Wang, Wei Huang, Jianpu Wang