铁的氧化物纳米颗粒及其组装体的化学制备

Chemical Preparation of Iron Oxide Nanoparticles and Its Assemblies

铁的氧化物纳米颗粒作为一种重要的磁性纳米颗粒在磁记录材料、磁性液体、催化、尤其是生物医用领域有着广泛的应用前景,因而受到了研究者们极大的关注。本文对铁的氧化物磁性纳米颗粒的化学制备方法进行了综述,将其归结为复分解和热分解两种策略;总结了近期含铁的氧化物纳米颗粒组装体的研究进展,并对未来的发展做了展望。

The research of magnetic nanoparticles has been intensively pursued for their potential applications in magnetic recording media, ferrofluid, catalysts, and especially in biomedical fields. The chemical strategies for preparing magnetic iron oxide nanoparticles are reviewed and generalized in metathesis strategy and pyrolytic decomposition strategy in this paper. The recent research progress of the assemblies containing magnetic iron oxide nanoparticles is highlighted, and the developing trend of magnetic iron oxide is proposed.