The research of magnetic nanoparticles has been intensively pursued for their potential applications in magnetic recording media, ferrofluid, catalysts, and especially in biomedical fields.

• 摘要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。