发光金属有机框架材料在环境检测中的研究进展

Research Progress of Luminescent Metal-Organic Framework Materials in Environmental Detection

随着工业化、农业化水平的提高,大量污染物的产生严重危害了自然界生态平衡,并且增加了人类面临各种健康问题的风险。开发一种灵敏、稳定、快速、便捷的新型检测方法,对于环境监测具有重要意义。发光金属有机框架材料(Luminescent metal-organic frameworks,LMOFs)兼具了MOFs材料孔隙率高、比表面积大、易于结构修饰等特点和光致发光特性,在荧光传感方面展现出灵敏度高、选择性好、检测范围宽和抗干扰性能强等优点,因而在环境检测领域表现出良好的应用前景。主要介绍了LMOFs的发光类型和发光机理,然后评述了近年来LMOFs对环境中金属离子、无机物、有机物的荧光传感的研究进展,并对LMOFs的发展前景进行了展望。

With the improvement of industrialization and agriculturalization,the resulting pollutants have seriously harmed the ecological balance of nature and risked human health.Developing rapid,sensitive,and accurate detection methods to strengthen environmental monitoring are of significant meaning.Luminescent metal-organic frameworks(LMOFs)combines the characteristics of MOFs materials,such as large high porosity,surface area,structural modification and photoluminescence characteristics,which show the good application prospect in the field of environmental testing because of the advantages of high sensitivity,good selectivity,wide detection range and strong anti-interference performance in fluorescence sensing.The luminescence types and luminescence mechanism of LMOFs were introduced,and then the research progress of LMOFs in fluorescence sensing of metal ions,inorganic and organic pollutants in the environment was reviewed.Finally,the future development of LMOFs in environmental detection was look forward.