材料科学
共沉淀
磁性半导体
光催化
辐照
化学工程
磁性纳米粒子
光电子学
异质结
纳米技术
半导体
纳米颗粒
化学
有机化学
催化作用
物理
工程类
核物理学
作者
Caixi Cui,Longjun Xu,Taiping Xie,Tiefeng Peng
标识
DOI:10.1080/10667857.2015.1105578
摘要
Here, we prepare a n-n-type heterojunction with excellent magnetic properties synthesized via a simple chemical coprecipitation method. The magnetic heterojunction is composed of a soft-magnetic component, ZnFe2O4 and a hard-magnetic component, SrFe12O19. The photocatalytic activity of magnetic heterostructure is shown to be better than that of pure semiconductor under visible light irradiation. The enhancement of photocatalytic activity is interpreted in detail in this work. In fact, the prepared ZnFe2O4-SrFe12O19 magnetic composite has potential application in antimicrobial activity under ultraviolet light irradiation and in magnetic carrier system for magnetic drug-targeting delivery.
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