Highly Efficient Photocatalytic Degradation Performance of CsPb(Br 1- x Cl x ) 3 -Au Nanoheterostructures

Xianbin Feng, Hongmei Ju, Tinghui Song, Tingsen Fang, Wenchao Liu, Wei Huang

科研成果: 期刊稿件文章同行评审

64 引用 (Scopus)

摘要

All-inorganic CsPbX 3 (X = I, Br, Cl) perovskite nanocrystals (NCs) have attracted much attention in clean energy fields such as solar cells and light-emitting diodes due to their excellent opto-electric properties. Herein, we extended the application of perovskite NCs to the photocatalytic degradation field. We demonstrated a facile strategy for highly efficient and feasible synthesis of pure CsPb(Br 1-x Cl x ) 3 NCs and CsPb(Br 1-x Cl x ) 3 -Au nanoheterostructures. The photocatalytic performance of CsPb(Br 1-x Cl x ) 3 -Au for degrading water-insoluble carcinogenic Sudan Red III under visible light irradiation was characterized by UV-vis absorption spectra. CsPb(Br 1-x Cl x ) 3 -Au nanoheterostructures showed excellent photocatalytic activities, which can degrade about 71% of Sudan Red III within 6 h. This study provides a new way to use semiconductor perovskite-metal nanoheterostructures in photocatalytic applications.

源语言英语
页(从-至)5152-5156
页数5
期刊ACS Sustainable Chemistry and Engineering
7
5
DOI
出版状态已出版 - 4 3月 2019
已对外发布

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