RT - Journal Ty - Jour YR - 24-04-2020 JF - 当前世界环境Jo - Sp - Op - Vo - 67是 - 68 UL - www.a-i-l-s-a.com/article/1184/ Do - 10.12944 / CWe.15.1。17 N2 - 各种水流中发现了各种活性药物成分(API)。这些合成的非生物降解有机物在由于毒性引起的常规废水处理中会产生麻烦。强烈需要开发替代技术,如可可重复使用的光催化剂的可见光驱动的光催化剂,将这些物质与二氧化碳和水完全氧化成二氧化碳和水。溶胶 - 凝胶法用于合成具有0.5wt%Fe和Ti / Ag摩尔比30(Ag-Fe CT30)的Fe掺杂TiO 2和Ag-Fe编码的TiO2纳米颗粒。使用各种分析技术研究了纳米颗粒的形态和结构。与商业TiO2,未掺杂的TiO2和Fe掺杂的TiO2纳米光催化剂相比,Ag-Fe CT 30光催化剂具有优异的光催化活性,在太阳能和UV照射下,用于从水中除去抗真菌药物中间体,Difloro三唑苯乙酮(DFTA)。COD降低效率在太阳能下,AG-FE CT 30最高,UV辐射证明了AG-FE CT 30光催化剂吸收紫外线以及可见辐射的潜力。AG-FE CT 30显示出4次运行的良好稳定性,没有太大的疗效下降。本研究提供了对可重复使用的AG-FE CT 30光催化剂的太阳能施加的见解,用于治疗高强度COD废水。已经确定了光催化的COD鳕鱼的动力学。 Highlights TiO2, Fe doped TiO2 and Ag-Fe codoped TiO2 nanoparticles have been successfully synthesized using the sol-gel method and characterized using various analytical methods. Photocatalytic activity of different photocatalysts for mineralization of DFTA is compared under solar and UV irradiation for COD removal (with initial COD of 75,000 mg/L) has been carried out. Kinetics for Ag-Fe codoped TiO2 photocatalysis has been determined. The photocatalysts can be easily separated from the water after application and show good stability up to 4 runs indicated from six recycled tests. ER -