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使用Ag₂O/CuO复合物的光催化降解伊米达克洛普里德

Saadia Rashid Tariq¹, Zunaira Niaz¹, Ghayoor Abbass Chotana²

¹Department of Chemistry, Lahore College for Women University Jail Road Lahore 54000 Pakistan saadiarashid74@gmail.com.

|June 28, 2023

概括

银氧化物/铜氧化物 (Ag2O/CuO) 复合物有效降解神经毒性农药伊米达克洛普里德. 这种经济高效的光催化剂在180分钟内去除了92.3%的伊米达克洛普里德,为净化水提供了可持续的解决方案.

科学领域:

环境化学环境化学
材料科学材料科学材料科学
催化剂是一种催化剂.

背景情况:

伊米达克洛普里德 (Imidacloprid) 是一种被广泛使用的新烟类农药,作为一种神经毒素,它对非标生物构成重大风险.
水体因伊米达克洛普里德污染而受到污染,需要有效且具有成本效益的整治策略.

研究的目的:

开发和评估Ag2O/CuO复合材料作为imidacloprid的光催化降解的催化剂.
使用这些复合催化剂,研究影响伊米达克洛普里德降解效率的因素.

主要方法:

Ag2O/CuO复合材料是使用共同沉方法合成的.
在紫外线照射下进行了imidacloprid的光催化降解.
使用紫外线视光谱监测降解;材料特征包括FT-IR,XRD,TGA和SEM.

主要成果:

Ag2O/CuO复合物在180分钟内实现了92.3%的伊米达克洛普里德降解,比自然降解 (19.25小时) 显著改善.
降解过程遵循一阶动力学,其半衰期为3.7小时.
催化剂在多个循环中表现出稳定性和可重复使用性,突出了其成本效益.

结论:

Ag2O/CuO复合材料是高效,经济高效,可重复使用的催化剂,用于伊米达克洛普里德降解.
这种材料为净化被伊米达克洛普里德和其他污染物污染的水提供了有前途的解决方案.
催化剂的无毒性和效率支持其用于环境修复的应用.

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