LDH及其复合材料在光催化降解环境污染物中的研究进展
Research progress on LDH and its composite materials in photocatalytic degradation of environmental pollutants
以LDH及其复合材料光催化降解环境污染物为出发点,从大量文献中归纳总结了LDH及其复合材料作为光催化剂的研究现状及对其进行性能调控的常见策略,包括元素掺杂、构建异质结、调控形貌、构建氧空位、拓扑转换策略等。总结了光催化反应过程中自由基产生的路径及表征方法、理论计算的应用,对光催化领域存在的问题进行了分析并对未来发展进行了展望。
The photocatalytic degradation of environmental pollutants by layered double hydroxides (LDHs) and their composite materials is taken as the target,the research progress on LDHs and their composite materials as photocatalysts is summed up from a large number of literature,and the common strategies for regulating their performance are summarized,including element doping,constructing heterojunctions,morphology regulation,manufacturing oxygen vacancies,topological transformation,etc.Additionally,the pathways of free radicals generation in photocatalytic reactions are summarized,followed by the related characterization methods and the application of theoretical calculation.Finally,an analysis is conducted on the problems existed in the photocatalysis field,and the development in the future is prospected.
层状双氢氧化物(LDH) / 复合型催化剂 / 环境污染 / 光催化
layered double hydroxide / composite catalyst / environmental pollution / photocatalysis
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国家自然科学基金青年项目(22205027)
辽宁省博士启动(2021-BS-253)
辽宁省教育厅青年“育苗”项目(LQ2020014)
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