复合Fe3O4磁性纳米粒子的制备及在环境领域的应用研究进展

摘要

This article describes the major liquid-phase synthesis methods for Fe3O4 magnetic nanoparticles and compares the advantages and disadvantages of each method.Various surface modification methods including inorganic,organic or biological macromolecules and other materials coated on to the nanoparticle surface are overviewed.The enrichment of the heavy metals and organic compounds in the environment is highlights by using compound Fe3O4 magnetic nanoparticles as solid-phase extraction sorbents.%介绍了Fe3O4磁性纳米粒子主要的液相合成制备方法,并对比了各方法的优缺点.概述了将无机、有机或生物大分子等材料包覆到纳米粒子表面的多种表面修饰方法.重点介绍了复合Fe3O4磁性纳米粒子作为固相萃取吸附剂在富集环境中的有机物方面的应用.