Passivating the vacancy defects of CsPbCl3 polycrystalline films by a Cl-containing ionic liquid for self-powered, charge-transport-layer-free UV photodetectors

Autor: Siyi Cheng, Xin Zheng, Zeliang Hou, Ruyi Hu, Shulan Jiang, Shuang Xi, Guojun Wen, Xingyue Liu
Rok vydání: 2022
Předmět:
Zdroj: Journal of Materials Chemistry C. 10:5693-5706
ISSN: 2050-7534
2050-7526
DOI: 10.1039/d2tc00080f
Popis: A defect passivation strategy using [BMMIm]Cl ion liquid is demonstrated for the fabrication of high-performance, charge-transport-layer-free CsPbCl3 UV photodetectors, achieveing an ultrahigh on/off ratio of 2.70 × 105 at 0 V bias.
Databáze: OpenAIRE