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立方晶型Sb2O3纳米晶的合成及光催化性能
引用本文:朱兰瑾,薛 珲,肖荔人,陈庆华.立方晶型Sb2O3纳米晶的合成及光催化性能[J].无机化学学报,2012,28(10):2165-2169.
作者姓名:朱兰瑾  薛 珲  肖荔人  陈庆华
作者单位:1. 福建师范大学化学与材料学院,福州,350007
2. 福建师范大学化学与材料学院,福州 350007;福建省光催化重点实验室省部共建国家重点实验室培育基地(福州大学),福州 350002
基金项目:福建省教育厅B类科技项目
摘    要:采用沉淀法合成了立方晶型Sb2O3纳米晶,通过X射线衍射(XRD)、扫描电镜(SEM)、透射电镜(TEM)、紫外-可见漫反射光谱(UV-Vis DRS)和电子自旋共振谱(ESR)等对样品进行了详细的表征。以紫外光光催化降解甲基橙为反应模型评价了样品的光催化性能。结果表明:沉淀法合成的立方晶型Sb2O3纳米晶颗粒小,表现出良好的光催化性能。对立方晶型Sb2O3纳米晶光催化降解甲基橙的原因进行了探讨,并提出了降解甲基橙的反应机理。

关 键 词:立方晶Sb2O3  纳米晶  沉淀法  光催化

Preparation and Photocatalytic Performance of Cubic Sb2O3 Nanocrystalline
ZHU Lan-Jin,XUE Hun,XIAO Li-Ren and CHEN Qing-Hua.Preparation and Photocatalytic Performance of Cubic Sb2O3 Nanocrystalline[J].Chinese Journal of Inorganic Chemistry,2012,28(10):2165-2169.
Authors:ZHU Lan-Jin  XUE Hun  XIAO Li-Ren and CHEN Qing-Hua
Institution:College of Chemistry and Materials Science, Fujian Normal University, Fuzhou 350007, China,College of Chemistry and Materials Science, Fujian Normal University, Fuzhou 350007, China; Fujian Provincial Key Laboratory of Photocatalysis_State Key Laboratory Breeding Base, Fuzhou University, Fuzhou 350002, China,College of Chemistry and Materials Science, Fujian Normal University, Fuzhou 350007, China and College of Chemistry and Materials Science, Fujian Normal University, Fuzhou 350007, China
Abstract:Cubic Sb2O3 nanocrystalline was obtained via a precipitation method. The sample was characterized by X-ray diffraction (XRD) analysis, scanning electron microscopy (SEM), transmission electron microscopy (TEM), UV-Vis diffuse reflectance spectroscopy (DRS) and electron spin resonance (ESR), etc. The photocatalytic degradation of methyl orange under UV irradiation as a model reaction was used to evaluate the photocatalytic properties of the material. The results revealed that Sb2O3 nanocrystalline prepared by the precipitation method exhibited small particle size and high photocatalytic activity. Factors affecting the photocatalytic activity of the as-prepared Sb2O3 nanocrystalline are discussed, and a possible mechanism of the photocatalytic degradation of methyl orange over the cubic Sb2O3 nanocrystalline is also proposed.
Keywords:cubic Sb2O3  nanocrystalline  precipitation method  photocatalysis
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