磁性及其核壳复合纳米粒子由于在不同领域中具有广泛应用而受到研究者的极大关注， 总结了磁性及磁性核壳纳米粒子常见的制备方法及各自的特点， 并重点讨论了其在磁分离及光谱检测方面的应用， 也介绍了本课题组在纳米粒子合成及应用方面所做的一部分工作。 最后对磁性纳米粒子中存在的问题进行了探讨， 并对其应用前景进行了展望。

Magnetic nanoparticles as well as core-shell magnetic nanocomposites are of great interest for researchers due to their potential applications in lots of areas. In the present review, the authors summarized several universal synthetic methods of nanocomposites and their specific properties. In the following, the authors focused on the applications of functionalized magnetic nanoparticles in separation and spectral detection, along with the introduction of some work in the authors’ lab. At last, the questions remaining in magnetic nanoparticles and the application perspectives of magnetic nanocomposites were discussed.