以十六烷基三甲基溴化胺为模板剂,采用溶胶-凝胶法,在溶胶-凝胶制备过程中引入紫外光照辐射,制备出具有一定特殊性能的中孔TiO2材料.采用X射线粉末衍射(XRD)、N2吸附-脱附、紫外-可见吸收、漫反射紫外、表面光电压谱等手段对其进行了分析和表征.以紫外灯为光源,通过对水溶性染料罗丹明B的光降解反应,考察了光助中孔TiO2催化剂的光催化活性.
参考文献
| [1] | PILIZZETTI E.Fine Particles Science and Technology from Micro to Nanoparticles[M].London:Kluwer Ltd,1996:657-673. |
| [2] | 高濂;郑闪;张青红.纳米氧化钛光催化材料及其应用[M].北京:化学工业出版社,2002 |
| [3] | Kresge C T;LEONOWICZ M E;ROTH W J et al.Ordered mesoporous molecular sieves synthesized by a liquid-crystal template mechanism[J].Nature,1992,359:710-712. |
| [4] | Beck J S;VARTULI J C;ROTH W J .A new family of mesoporous molecular sieves prepared with liquid crystal templates[J].Journal of the American Chemical Society,1992,114:10834-10843. |
| [5] | Peter T;TANEV J .A neutral templating route to mesoporous molecular[J].Science,1995,267(10):865-867. |
| [6] | D. N. Srivastava;N. Perkas;A. Gedanken;I. Felner .Sonochemical Synthesis of Mesoporous Iron Oxide and Accounts of Its Magnetic and Catalytic Properties[J].The journal of physical chemistry, B. Condensed matter, materials, surfaces, interfaces & biophysical,2002(8):1878-1883. |
| [7] | Hue Q;Leon R;Petroff PM;Stucky GD .MESOSTRUCTURE DESIGN WITH GEMINI SURFACTANTS - SUPERCAGE FORMATION IN A THREE-DIMENSIONAL HEXAGONAL ARRAY[J].Science,1995(5215):1324-1327. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%