摘要
纳米结构的Fe3O4具有与生物组织的相容性以及与尺寸和形貌有关的电学和磁学性能,在磁流体、传感器和生物医药等领域具有广泛的应用前景。Fe3O4纳米结构的主要制备方法包括高温气相法、高温有机液相回流法、溶剂热法和水热法等;已经制备出各种纳米结构单元的Fe3O4,如:零维纳米颗粒,纳米颗粒组装的纳米链,纳米颗粒组装的微球,一维纳米线、棒,二维纳米片,以及三维的金字塔、八面体、核桃状球形纳米颗粒等。该文综合介绍这些制备方法的特点及其近期的研究进展,并对Fe3O4纳米结构的性质和应用进行综述。最后对Fe3O4纳米材料未来的发展进行展望。
Nanostructured Fe3O4 has gained wide applications in ferrofluids,sensor,biomedicine,etc.because of their biocompatiblility with biological structure for tissues and their unique magnetic and electronic characteristics,which are relevant to their sizes and morphologies.Fe3O4 nanostructures with various morphologies have been successfully prepared,such as nanoparticles,nanoparticles assembled one-dimensional nanochain,nanoparticles assembled microspheres,nanowires or nanorods,two-dimensional nanopieces,three-dimensional pyramid,octahedron,walnut structuralized of spherical nanoparticles.In the present work,mainly chemical and physical methods of nanostructured Fe3O4 preparation and its recent research progress are summarized.Finally,the future development in this field is elucidated.
出处
《粉末冶金材料科学与工程》
EI
2010年第3期191-198,共8页
Materials Science and Engineering of Powder Metallurgy
基金
国家自然科学基金资助项目(20573072)
渭南师范学院资助项目(10YKF014)
关键词
FE3O4
纳米结构
制备
性能
应用
Fe3O4
nanostructures
preparation
property
application
