采用电沉积方法制备了铁掺杂Ti/SnO2+Sb2O3/PbO2电极,并用X-射线衍射、扫描电子显微镜和极化曲线对其进行了表征,以亚甲基蓝为目标有机物,考察了其电催化氧化性能.结果表明,中间层的引入和铁的掺杂显著提高了钛基PbO2电极的电催化氧化能力;反应过程中电极表面产生的羟基自由基对亚甲基蓝的氧化去除起着主要作用.
参考文献
| [1] | Kim C;Kwon H H;Song I K et al.Preparation of PtRu nanoparticles on various carbon supports using surfactants and their catalytic activities for methanol electro-oxidation[J].Journal of Power Sources,2007,171(02):404-411. |
| [2] | Shao-Ping Tong;Chun-An Ma;Hui Feng .A novel PbO{sub}2 electrode preparation and its application in organic degradation[J].Electrochimica Acta,2008(6):3002-3006. |
| [3] | 韦国林;张利.PbO2电极制备及其析氧性能考察[J].上海大学学报,1997(11):302-305. |
| [4] | A. B. Velichenko;R. Amadelli;G. L. Zucchini;D. V. Girenko;F. I. Danilov .Electrosynthesis and physicochemical properties of Fe-doped lead dioxide electrocatalysts[J].Electrochimica Acta,2000(25/26):4341-4350. |
| [5] | 彭峰,陈水辉,张雷,王红娟,谢志勇.纳米ZnO薄膜的制备及其可见光催化降解甲基橙[J].物理化学学报,2005(08):944-948. |
| [6] | 张瑞英,张秀梅,杨殿魁,李志芳.喷涂热分解法制备掺锑SnO2电热膜的工艺及电学性能的研究[J].内蒙古工业大学学报（自然科学版）,2004(03):205-208. |
| [7] | 尹荔松,危韧勇,周歧发,张进修.Sb2O3阻燃超细粉的制备和阻燃特性研究[J].材料工程,1999(12):9-12. |
| [8] | Velichenko AB.;Danilov FI.;Girenko DV. .MECHANISM OF LEAD DIOXIDE ELECTRODEPOSITION[J].Journal of Electroanalytical Chemistry: An International Journal Devoted to All Aspects of Electrode Kinetics, Interfacial Structure, Properties of Electrolytes, Colloid and Biological Electrochemistry,1996(1/2):127-132. |
| [9] | Andrade L S;Ruotolo L A M;Rocha-Filbo R C et al.On the performance of Fe and Fe,F deped Ti-Pt/PbO2 eloctrodes in the electrooxidation of the blue reactive 19 dye in simulated textile wastewater[J].Chemosphere,2007,66:2035-2043. |
| [10] | 查全性.电极过程动力学导论[M].北京:科学出版社,1987:369. |
| [11] | 唐玉朝,胡春,王怡中.TiO2光催化反应机理及动力学研究进展[J].化学进展,2002(03):192-199. |
| [12] | M. Panizza;G. Cerisola .Influence of anode material on the electrochemical oxidation of 2-naphthol: Part 1. Cyclic voltammetry and potential step experiments[J].Electrochimica Acta,2003(23):3491-3497. |
| [13] | Hislop K A;Bolton J R .The photochemical generation of hydroxyl radicals in the UV-Vis/Ferrioxalate/H2O2 system[J].Environ Sci & Teclmol,1999,33(18):3119-3126. |
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