Yu Yi, An Zhi-Dong, Cai Xiao-Yi, Guo Ming-Lei, Jing Cheng-Bin, Li Yan-Qing. Recent progress of tin-based perovskites and their applications in light-emitting diodesJ. Acta Physica Sinica, 2021, 70(4): 048503. DOI: 10.7498/aps.70.20201284