Fe_3O_4纳米颗粒的表面改性

Surface Modification of Fe_3O_4Nanoparticles

通过实验对Fe3O4纳米颗粒表面改性的最佳条件进行了摸索.并根据表面改性的包覆机理对不同酸度,温度和表面活性剂的用量对Fe3O4纳米颗粒的尺寸,磁性和稳定性的影响进行了理论上的分析.

The paper offers a research of the best conditions for the sulface modification process of Fe3O4 nanoparticles, and an analysis of the effects of different pH values,temperatures and dosage of surfactant on the size, magnetism and stability of Fe3O4 nanoparticles on the basis of the surface modification.