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Preparation and photocatalytic activity of Fe3O4@SiO2@ZnO:LaXiaowei Lv1,2,Wenyi Huang1,Xingcheng Ding2,Jiangwei He2,Qiumei Huang1,Jialin Tan1,Hao Cheng1,Jun Feng1,Lijun Li11. Guangxi Key Laboratory... the photocatalytic activity of ZnO and the latter can be reused.The X-ray diffraction(XRD),a field emission scanning electron microscope(SEM),a field emission transmission electron microscope(TEM),X......
Preparation and photocatalytic activity of Fe3O4@SiO2@ZnO:LaXiaowei Lv1,2,Wenyi Huang1,Xingcheng Ding2,Jiangwei He2,Qiumei Huang1,Jialin Tan1,Hao Cheng1,Jun Feng1,Lijun Li11. Guangxi Key Laboratory... the photocatalytic activity of ZnO and the latter can be reused.The X-ray diffraction(XRD),a field emission scanning electron microscope(SEM),a field emission transmission electron microscope(TEM),X......
- as electronic donor. The results show that K2La2Ti3O10 prepared under Ar and H2 atmospheres has higher photocatalytic activity for hydrogen production than that prepared under air atmosphere... is prepared under Ar, H2 and air atmospheres. Key words: K2La2Ti3O10; calcination atmosphere; photocatalytic activity; hydrogen ......
Trans. Nonferrous Met. Soc. China 24(2014) 1813-1818 Facile synthesis of tin oxide nanocrystals and their photocatalytic activity Zhi-qian JIA1, Hui-jie SUN1, Yan WANG1, Tian-li ZHEN1, Qing CHANG1,2... in the degradation of Rhodamine B solution. The catalytic activity of small nanocrystals is higher than that of large ones. Key words: tin oxide nanocrystals; facile synthesis; photocatalytic activity 1......
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system of LaCoO3. The results show that the perovskite-type oxide LaCoO3 has good photocatalytic activity. With the study of X-ray photoelectron spectroscopy and photoacoustic spectra, its photocatalytic...Photocatalytic Degradation of Water-Soluble Dyes by LaCoO3 傅希贤1,桑丽霞1,白树林1,王俊珍1,杨秋华1 (1.School of Science, Tianjin University, Tianjin 300072, China) Abstract:Perovskite-type oxides LaCoO3......
nanostructures prepared with this method has a high specific surface area. Furthermore, the photocatalytic activity of titania nanostructures on methyl orange were studied. Compared with ordinary titania membranes, the titania nanostructures synthesized with this method have higher photodegradation activity. Key words: PAA template, titania structures, theoretical model, photocatalytic activity 1......
, TEM, HRTEM, UV-vis DRS, FL and BET techniques. The results indicated the as-prepared samples showed better degree of crystalline and large specific surface area. The photocatalytic activity... on the photocatalytic activity were investigated in detail. The results showed that the highest photocatalytic degradation efficiency was observed at the molar ratio of Zn to Ga of 1:0.5 in the starting materials......
through the sintering temperature and the optimum temperature is about 600 ℃; the TiO2 particles have good photocatalytic activity for decolorization of methyl orange. Key words: synthesis; hydrolytic efficiency; particle size; photocatalytic activity; TiO2; TiOSO4 1 Introduction Anatase TiO2 has been widely used for different environmental applications, such as photocatalytic purification......
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