本文以TiO2纳米管阵列作为模板,利用溶胶-凝胶法制备ZnO@TiO2纳米复合材料,通过SEM等测试手段对其结构进行了表征,并进一步研究了该复合材料在紫外光下对亚甲基蓝溶液的光催化效率.发现ZnO@TiO2复合材料的光催化效率与模板孔深孔径有关,并且由于TiO2与ZnO间的电荷转移作用,使得纳米复合材料的光催化效率高于TiO2模板和ZnO@AAO光催化效率的线性加合.
参考文献
| [1] | Carey J.H;Lawrence J;Tosine H.M .Photodechlorination of PCB's in the Presence of Titanium Dioxide in Aqueous Suspensions[J].Bulletin of Environmental Contamination and Toxicology,1976,16(06):697-701. |
| [2] | Reddy MP;Venugopal A;Subrahmanyam M .Hydroxyapatite photocatalytic degradation of calmagite (an azo dye) in aqueous suspension[J].Applied Catalysis, B. Environmental: An International Journal Devoted to Catalytic Science and Its Applications,2007(3/4):164-170. |
| [3] | 颜鲁婷,司文捷,苗赫濯.纳米TiO2光催化材料的研究进展[J].材料科学与工程学报,2004(05):760-763. |
| [4] | Konstantinou I.K;Albanis T.A .TiO2-assisted Photocatalytic Degradation of Azo Dyes in Aqueo,us Solution:Kinetic and Mechanistic Investigations-A review[J].Applied Catalysis B:Environmental,2004,49(01):1-14. |
| [5] | Yoneyama H .Electrochemical aspects of light-induced heterogeneous reactions on semiconductors[J].Critical Review in Solid State and Materials Sciences,1993,18(01):69-111. |
| [6] | Role of activated carbon features on the photocatalytic degradation of phenol[J].Applied Surface Science: A Journal Devoted to the Properties of Interfaces in Relation to the Synthesis and Behaviour of Materials,2010(17):5254. |
| [7] | 崔玉民.过渡金属离子修饰TiO2光催化活性研究进展[J].材料科学与工程学报,2007(05):802-804,791. |
| [8] | Khan S.U.M;Al-Shahry M;Ingler W.B .Efficient Photochemical Water Splitting by a Chemically Modified n-TiO2[J].Science,2002,297:2243-2245. |
| [9] | Robel I;Subramanian V;Kuno M;Kamat P.V .Harvesting light energy with CdSe nanocrystals molecularly linked to mesoscopic TiO2 films[J].Journal of the American Chemical Society,2006,128:2385-2393. |
| [10] | Ku Y;Huang Y.H;Chou Y.C .Preparation and characterization of ZnO/TiO2 for the photocatalytic reduction of Cr(Ⅵ) in aqueous solution[J].Journal of Molecular Catalysis A:Chemical,2011,342-343:18-22. |
| [11] | Jan M.Macak;Hiroaki Tsuchiya;Luciano Taveira;Saule Aldabergerova;Patrik Schmuki .Smooth Anodic TiO_2 Nanotubes[J].Angewandte Chemie,2005(45):7463-7465. |
| [12] | Xin Wang;Gao-Rong Han .Fabrication and characterization of anodic aluminum oxide template[J].Microelectronic engineering,2003(1/4):166-170. |
| [13] | Xiaohong Liu;Jinqing Wang;Junyan Zhang;Shengrong Yang .Sol-gel-template synthesis of ZnO nanotubes and its coaxial nanocomposites of LiMn_2O_4/ZnO[J].Materials Science & Engineering, A. Structural Materials: Properties, Misrostructure and Processing,2006(1/2):248-253. |
| [14] | Mi OY;Bai R;Yang LG;Chen Q;Han YG;Wang M;Yang Y;Chen HZ .High photoconductive vertically oriented TiO2 nanotube arrays and their composites with copper phthalocyanine[J].The journal of physical chemistry, C. Nanomaterials and interfaces,2008(7):2343-2348. |
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