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

• 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。