A-site FA+ engineering boosting photoluminescence efficiency and stability of cesium copper iodine (Cs3Cu2I5) perovskites-Reference-Cited by-同舟云学术

A-site FA⁺ engineering boosting photoluminescence efficiency and stability of cesium copper iodine (Cs₃Cu₂I₅) perovskites

Published:2023 Issue:3 Volume:11 Page:1076-1081
ISSN:2050-7526
Container-title:Journal of Materials Chemistry C
language:en
Short-container-title:J. Mater. Chem. C

Author:

Fan Wenxuan¹,Xu Leimeng²,Yang Zhi²,Liu Yingliang¹,Song Jizhong²^ORCID

Affiliation:

1. School of Materials Science and Engineering, Zhengzhou University, Daxue Road 75, Zhengzhou 450052, China

2. Key Laboratory of Materials Physics of Ministry of Education, School of Physics and Microelectronics, Zhengzhou University, Daxue Road 75, Zhengzhou 450052, China

Abstract

Here, we firstly propose an A-site engineering strategy to improve the luminescence performance of Cs3Cu2I5. Through the incorporation of FA+, the lattice defects in Cs3Cu2I5 can be reduced and the PLQY of the optimized sample is increased to 95%.

Funder

National Natural Science Foundation of China

National Key Research and Development Program of China

Publisher

Royal Society of Chemistry (RSC)

Subject

Materials Chemistry,General Chemistry

Link

http://pubs.rsc.org/en/content/articlepdf/2023/TC/D2TC04057C

Reference38 articles.

1. Nanocrystals of Cesium Lead Halide Perovskites (CsPbX3, X = Cl, Br, and I): Novel Optoelectronic Materials Showing Bright Emission with Wide Color Gamut

2. Extended carrier lifetimes and diffusion in hybrid perovskites revealed by Hall effect and photoconductivity measurements