| Ag-AgCl/Al2O3复合光催化材料的制备与光催化性能研究 |
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| 引用本文： | 周建伟,张引沁,姜雪锋,刘畇,史磊.Ag-AgCl/Al2O3复合光催化材料的制备与光催化性能研究[J].人工晶体学报,2011,40(6):1563-1568. |
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| 作者姓名： | 周建伟 张引沁 姜雪锋 刘畇 史磊 |
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| 作者单位： | 新乡学院能源与燃料研究所,新乡,453003;新乡学院化学与化工学院,新乡,453003;新乡学院生命科学与技术系,新乡,453003 |
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| 基金项目： | 河南省高校科技创新人才支持计划项目资助(2010HASTIT040) |
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| 摘 要： | 以介孔γ-Al2O3为载体,采用化学沉积-光还原法制备了具有表面金属等离子体效应的Ag-AgCl/Al2O3复合光催化材料.用SEM、TEM、XRD及UV-Vis能谱等对复合材料进行了结构和性能表征,并以10 mg/L的亚甲基蓝(MB)溶液为目标降解物,对复合材料的光催化性能进行了评价.实验结果表明,复合光催化材料在可见光下光照60 min后对亚甲基蓝的降解率达95;以上,总有机碳TOC去除率约为65;,实验制备的Ag-AgCl/Al2O3具有很高的可见光催化活性,循环使用5次后依然具有90;以上的MB降解率.
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| 关 键 词： | 银 氯化银 可见光催化 亚甲基蓝 表面等离子体效应 |
Preparation and Photocatalytic Activity of Ag-AgCl/Al_2O_3 Composite Photocatalyst |
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| ZHOU Jian-wei
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ZHANG Yin-qin
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JIANG Xue-feng
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LIU Yun
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SHI Lei.Preparation and Photocatalytic Activity of Ag-AgCl/Al_2O_3 Composite Photocatalyst[J].Journal of Synthetic Crystals,2011,40(6):1563-1568. |
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| Authors: | ZHOU Jian-wei ZHANG Yin-qin JIANG Xue-feng LIU Yun SHI Lei |
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| Affiliation: | ZHOU Jian-wei1,ZHANG Yin-qin2,JIANG Xue-feng3,LIU Yun3,SHI Lei2 (1.Institute of Energy and Fuel,Xinxiang University,Xinxiang 453003,China,2.College of Chemistry and Chemical Engineering,3.Department of Life Sciences and Technology,China) |
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| Abstract: | The combination of a surface plasmon resonance photocatalyst Ag-AgCl and mesoporous Al2O3 carrier were prepared by chemical precipitation and photochemical reduction method.The structure and performance of the obtained samples were characterized by SEM,TEM,XRD and UV-Vis absorption spectra.The photocatalytic properties of catalyst have been studied with 10 mg/L concentration methylene blue solution to be degraded under a visible light source.The experimental results showed that the degradation rate of methy... |
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| Keywords: | silver silver chloride visible light photocatalysis methylene blue surface plasmon effect |
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