纳米尖晶石型铁氧体对重金属离子吸附的应用

Application of Nano-spinel Ferrite in Adsorption of Heavy Metal Ions

纳米尖晶石型铁氧体除了体积小、比表面积大、活性位点高、磁学特性等特点外,其本身具有易改性和功能化等特点,使其在分离科学领域具有独特的优势。近年来,尖晶石型铁氧体在环境分析领域的应用逐渐增多,尤其是在重金属离子吸附方面。本文综述了尖晶石型铁氧体的几种制备方法,重点讨论在重金属离子吸附领域中的研究进展,最后对发展前景进行了展望。

In addition to its small volume,large specific surface area,high active sites and magnetic properties,nano-spinel ferrite is easy to be modified and functionalized,which gives it a unique advantage in separation science.In recent years,spinel ferrites have been widely used in environmental analysis,especially in the adsorption of heavy metal ions.In this paper,several preparation methods of Spinel ferrite are reviewed,and the research progress in the field of heavy metal ion adsorption is mainly discussed.