TiO2/PSS自组装薄膜的光催化性能

稀有金属材料与工程, 2004, 33(1): 63-66.

TiO2/PSS自组装薄膜的光催化性能

郝维昌 ^1, , 潘锋 ^2, , 王天民 ^3, , 郑树凯 ^4,

1.兰州大学,甘肃,兰州,730000;北京航空航天大学,北京,100083

2.北京航空航天大学,北京,100083

3.北京航空航天大学,北京,100083

4.北京航空航天大学,北京,100083

基金项目: 国家自然科学基金(59982002)

关键词：静电自组装 , 二氧化钛 , 光催化

The Photocatalytic Activity of Self-Assembled TiO2/ PSS Nanocomposite Thin Film

利用静电自组装工艺在石英衬底上制备了结构有序的TiO2/PSS纳米复合膜,并采用UV-Vis-NIR分光光度计、原子力显微镜(AFM)对复合膜的结构与光催化性能进行了深入的研究.结果表明:有序多孔TiO2颗粒膜具有良好的光催化性能,能够在短时间内降解掉复合膜中有机成分,烧结处理薄膜的光催化性能明显优于紫外照射处理的样品.

参考文献

[1]	张立德;牟季美.Nano-materials and nano-structure[M].北京:科学出版社,2001
[2]	Kevin D Hermanson;Simon O Lumsdon et al.Dielectrophoretic Assembly of Electrically Functional Microwires from Nanoparticle Suspensions[J].Science,2001,294:1082-1086.
[3]	Gero Decher .Fuzzy Nanoassembiles: Toward Layered Polymeric Multicomposite[J].Science,1997,277:1232-1237.
[4]	吴涛,张希.自组装超薄膜：从纳米层状构筑到功能组装[J].高等学校化学学报,2001(06):1057-1065.
[5]	Paula T Hammond .Recent Exploration in Electrostatic Mutilayer Thin Film Assembly[J].Current Opinion in Colloid and Interface Science,2000,4:430-442.
[6]	Decher G;Hong J D;Schmitt J .Buildup of Ultrathin Multiplayer Films by a Self-assembly Process: Ⅲ Connectively Alternating Adsorption of Anionic and Cationic Polyeletrolytes on Charger Surface[J].Thin Solid Films,1992,210-211:831-835.
[7]	Yanjing Liu;Aprillya Rosidian et al.Characterization of Electrostatically Self-assembled Nanocomposite Thin Films[J].Smart Materials and Structures,1999,8:100-105.
[8]	Gero Decher;Walter J Deressick et al.Metal Nanoparticle /polymer Superlatitice Films: Fabrication and Control of Laer Structure[J].Advanced Materials,1997,9(01):61-65.
[9]	Fujishima A;Honda K .Electrochemical Photolysis of Water at a Semiconductor Electrode[J].Nature,1972,238:37-38.
[10]	Legrini O;Oliveros E et al.Potochemical Processes for Water Treatem[J].Chemical Reviews,1993,93:671-698.
[11]	Amy L. Linsebigler;Guangquan Lu;John T. Yates Jr. .Photocatalysis on TiO_2 Surfaces: Principles, Mechanisms, and Selected Results[J].Chemical Reviews,1995(3):735-758.
[12]	Tianmin Wang;Huiyao Wang;Pei Xu;Xuechu Zhao;Yanling Liu;Sheng Chao .The effect of properties of semiconductor oxide thin films on photocatalytic decomposition of dyeing waste water[J].Thin Solid Films: An International Journal on the Science and Technology of Thin and Thick Films,1998(1/2):103-108.

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材料期刊网

TiO2/PSS自组装薄膜的光催化性能

The Photocatalytic Activity of Self-Assembled TiO2/ PSS Nanocomposite Thin Film

参考文献