Calcium-tributylphosphine oxide passivation enables the efficiency of pure-blue perovskite light-emitting diode up to 3.3%

SCIENCE BULLETIN

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1. National Natural Science Foundation of China [51571184, 21501165, 21875236, 21573211, 21633007]
2. National Key R & D Program on Nano Science and Technology [2016YFA0200602, 2018YFA0208702]
3. Fundamental Research Funds for the Central Universities [WK2060190085]
4. Joint Funds from Hefei National Synchrotron Radiation Laboratory [KY2060000111]
5. Anhui Initiative in Quantum Information Technologies [AHY090200]
6. USTC Center for Micro and Nanoscale Research and Fabrication