铁酸锌是具有较高光催化活性及对可见光敏感的n型半导体,其独特的磁性能和化学稳定性使其在光催化领域有着广泛的应用.针对不同形貌的铁酸锌,采用不同的改性方法,可将其与其他材料结合制备出更为高效、实用的光催化剂.近年来,利用铁酸锌的特性,制备磁性可回收且性能稳定的复合光催化剂引起了科研人员的广泛关注.概述了铁酸锌作为光催化剂的基本性质,对不同形貌铁酸锌的制备方法进行了总结,并重点讨论了铁酸锌在光催化方面的改性技术及改性机理,最后对目前存在的问题和未来的研究方向做了简要的总结和预测.
Zinc ferrite is a n-type semiconductor with high photocatalytic activity and visible light sensitive,the unique magnetic properties and chemical stability make it widely used in the field of photocatalysis.For various morphology of zinc ferrite, different modification methods can be taken to make it more efficient and practical.In recent years,taking advantage of the zinc ferrite characteristics,the preparation of magnetic recovery and stable performance of the composite photocatalyst has attracted the attention of researchers.In this paper,the basic properties of zinc ferrite as photocatalyst and the preparation methods of various morphology are introduced.The modification technology and modification mechanism of zinc ferrite in photocatalysis are discussed. At the same time,the existing problems and prospects are pointed out.