光催化
纳米复合材料
三元运算
降级(电信)
材料科学
化学工程
废水
生态毒性
四环素
热液循环
可见光谱
辐照
环境修复
化学
核化学
纳米技术
污染
废物管理
有机化学
催化作用
毒性
生态学
计算机科学
工程类
生物
抗生素
电信
生物化学
核物理学
程序设计语言
物理
光电子学
作者
Balaji Parasuraman,Paramasivam Shanmugam,G. Palanisamy,Senthilkumar Nangan,Lalitha Gnanasekaran,T. Pazhanivel
标识
DOI:10.1016/j.jtice.2023.105249
摘要
The presence of contaminated drugs in waste water is an important problem for human health. In this present investigation, nowadays, more peoples widely use non-steroidal anti-inflammatory drugs like tetracycline (TC), which are hazardous pollutants due to their ecotoxicity. The elimination of these drugs from waste water is a considerable problem. Herein, a sequence of Bi2S3/BiWO6/rGO ternary nanocomposites was synthesized using a simple hydrothermal strategy and assessed through structural, functional, optical, morphology, elemental and surface analysis. Additionally, the photocatalytic degradation behavior of Bi2S3/BiWO6/rGO ternary nanocomposites in the degradation of TC drug was examined under visible light irradiation, and its possible photocatalytic degradation mechanism was also discussed in detail. Bi2S3/BiWO6/rGO nanocomposites demonstrates the superior photocatalytic activity compared to Bi2S3/BiWO6, Bi2S3, BiWO6 and rGO photocatalysts. During 120 min, the ternary Bi2S3/BiWO6/rGO nanocomposites degradation of TC drug efficiency are 86 %. Furthermore, the role of the main active species (ROS) in the TC drug was identified adding of different scavengers and photocatalytic degradation mechanism pathway, stability and reusability were also proposed in this paper. Therefore, we present a rational design concept for highly efficient photocatalysts used in environmental remediation.
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