Chelation strategy induced blue-shift for efficient deep-blue perovskite light-emitting diodes

Affiliations

• ¹ Institute of Functional Nano & Soft Materials (FUNSOM), Jiangsu Key Laboratory of Advanced Negative Carbon Technologies, Jiangsu Key Laboratory for Carbon-Based Functional Materials & Devices, Soochow University, Suzhou 215123, China.
• ² Joint Key Laboratory of the Ministry of Education, Institute of Applied Physics and Materials Engineering, University of Macau, Macao 999078, China.
• ³ Department of Physics, Marmara University, Ziverbey, Istanbul 34722, Turkey.
• ⁴ Institute of Functional Nano & Soft Materials (FUNSOM), Jiangsu Key Laboratory of Advanced Negative Carbon Technologies, Jiangsu Key Laboratory for Carbon-Based Functional Materials & Devices, Soochow University, Suzhou 215123, China. Electronic address: zkwang@suda.edu.cn.