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作 者:郭艳菲 郭壮[2] 王辉锋 魏健[2] 徐东耀[1] GUO Yan-fei;GUO Zhuang;WANG Hui-feng;WEI Jian;XU Dong-yao(College of Chemical and Environmental Engineering,China University of Mining and Technology-Beijing,Beijing 100083,China;Institute of Water Eco-environment,Chinese Research Academy of Environmental Sciences,Beijing 100012,China;Environmental Technology&Engineering Co.Ltd,Chinese Research Academy of Environmental Sciences,Beijing 100012,China)
机构地区:[1]中国矿业大学(北京)化学与环境工程学院,北京100083 [2]中国环境科学研究院水生态环境研究所,北京100012 [3]中国环境科学研究院环境技术工程有限公司,北京100012
出 处:《中国环境科学》2025年第2期704-717,共14页China Environmental Science
基 金:国家重点研发计划(2021YFC3201500);中央级公益性科研院所基本科研业务专项(2020-JY-003)。
摘 要:基于过硫酸盐的高级氧化技术用于处理含抗生素废水已成为研究热点.碳基材料因其化学稳定性和无二次污染的特性,被视为活化过硫酸盐的绿色材料.然而,未经掺杂或改性的碳材料催化活性有限.本文综述了提升碳材料催化性能的策略,包括非金属掺杂、金属掺杂、碳基复合材料,并总结了这些策略形成的新活性位点及其活化过硫酸盐产生的活性物种类型之间的联系.结合现有碳基材料活化过硫酸盐降解抗生素研究,总结了碳基材料活化过硫酸盐机制(包括自由基、单线态氧、电子转移、高价金属氧物种等),以及活性物种的识别和确定方法.最后,分析总结了四环素类、磺胺类、氟喹诺酮类抗生素的易被氧化位点,及其与活性物种之间的联系,以及该技术在处理含抗生素水体中的应用.研究结果可为开发具有高催化性能和稳定性的碳基催化剂,并应用于活化过硫酸盐体系实现抗生素高效降解提供参考.The persulfate-based advanced oxidation technology for antibiotic-containing wastewater treatment has become a current research hotspot in water treatment.Carbon-based materials have been used as green materials for activating persulfate due to their chemical stability and absence of secondary pollution.However,the catalytic activity of undoped or modified carbon materials is limited.This paper reviews strategies to enhance the catalytic performance of carbon materials,including non-metallic doping,metal doping,and carbon-based composites,and summarizes the new active sites formed by these strategies,as well as the connection between the types of active species produced by activated persulfate.In conjunction with the existing studies on the degradation of antibiotics by activated persulfate in carbon-based materials,the mechanisms of activation of persulfate by carbon-based materials(including free radicals,single-linear oxygen,electron transfer,and high-valent metal-oxygen species),and the methods to identify and determine the active species are concluded.Finally,the susceptible oxidation sites of tetracyclines,sulfonamides,and fluoroquinolones antibiotics,their linkages with active species,as well as the application of this technology in treating antibiotic-containing waters.These results can provide a reference for the development of carbon-based catalysts with high catalytic performance and stability,and their application to activated persulfate systems for efficient antibiotic degradation.
分 类 号:X703[环境科学与工程—环境工程]
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