Enhanced photocatalytic degradation of imidacloprid by a simple Z-type binary heterojunction composite of long afterglow with metal-organic framework

被引:2
|
作者
Li, Shan -Shan [1 ]
Wen, Li [1 ]
He, Shu-Wen [1 ]
Xu, Zhou [1 ]
Ding, Li [1 ]
Cheng, Yun-Hui [1 ,2 ]
Chen, Mao-Long [1 ]
机构
[1] Changsha Univ Sci & Technol, Sch Food Sci & Bioengn, Changsha, Hunan, Peoples R China
[2] Qilu Univ Technol, Sch Food Sci & Engn, Jinan, Shandong, Peoples R China
关键词
Imidacloprid; Long afterglow; Photocatalysis; Degradation products; Metal-organic framework; NANOCOMPOSITE; UIO-66-NH2;
D O I
10.1016/j.catcom.2023.106775
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Imidacloprid (IMC) is a widely used nicotine-based pesticide that can cause severe harm to water resources. To address this issue, a simple binary heterojunction photocatalyst was constructed to degrade IMC under visible light. Furthermore, the catalyst was able to continue degrading approximately 15% of IMC within 5 h under dark. The possible photocatalytic degradation intermediate's structure and low toxicity were verified by mass spectrometry and zebrafish embryo experiments, respectively. The catalyst also exhibited good stability. Therefore, a simple photocatalyst with excellent performance and low toxicity of degradation products was successfully developed for IMC pesticide removal in water.
引用
收藏
页数:12
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