An all-solid-state photo-rechargeable battery based on Cs3Bi2I9

Authors :: Rui Zhang
Zeng Chen
Jiping Ma
Putao Zhang
Meiyue Liu
Xiaohui Li
Ru Zhao
Jianyao Tang
Zhengyu Ren
Shengjun Li
Source :: Chemical Communications. 59:2911-2914
Publication Year :: 2023
Publisher :: Royal Society of Chemistry (RSC), 2023.
Abstract: The mechanism of FTO/TiO2/Cs3Bi2I9/Pt/FTO cells is that the illumination provides photoexcited electrons for the reduction of Bi3+ ions, and then, the reduced Bi is reoxidized to Bi3+ during the discharge process through an external circuit.