采用热分解法制备了掺杂CeO2的Ti基RuO2-SnO2涂层阳极,通过开路电位测试、循环伏安测试以及交流阻抗测试研究了所制备涂层阳极的电催化性能,并用扫描电镜观察了涂层阳极的表面形貌.结果表明,在涂层阳极中掺杂CeO2可以提高涂层阳极的电催化活性,CeO2的最佳掺杂量为0.4(摩尔分数).涂层阳极电催化性能提高的原因在于掺杂的CeO2可以提高涂层的有效活性表面积.
参考文献
| [1] | Morimitsu M.;Matsunaga M.;Otogawa R.;Tamura H. .Polarization behaviour and lifetime of IrO2-Ta2O5-SnO2/Ti anodes in p-phenolsulfonic acid solutions for tin plating[J].Journal of Applied Electrochemistry,2000(4):511-514. |
| [2] | Fujimura K;Izumiya K;Kawaashima A .Anodically deposited manganese-molybdenum oxide anode with high selectivity for evolving oxygen in electrolysis of seawater[J].Journal of Applied Electrochemistry,1999,29:765-771. |
| [3] | Yang CH.;Wen TC.;Lee CC. .Hypochlorite generation on Ru-Pt binary oxide for treatment of dye wastewater[J].Journal of Applied Electrochemistry,2000(9):1043-1051. |
| [4] | Farla L A De;Boodta J F C;Trasatti S .Physic- chemical and electrochemical characterization of Ru-based ternary oxides containg Ti and Ce[J].Electrochimica Acta,1992,37(13):2511-2518. |
| [5] | Dasilva LA.;Trasatti S.;Boodts JFC.;Alves VA. .SURFACE AND ELECTROCATALYTIC PROPERTIES OF TERNARY OXIDES IR0.3TI(0.7-X)PTXO2 - OXYGEN EVOLUTION FROM ACIDIC SOLUTION[J].Journal of Electroanalytical Chemistry: An International Journal Devoted to All Aspects of Electrode Kinetics, Interfacial Structure, Properties of Electrolytes, Colloid and Biological Electrochemistry,1997(1/2):97-104. |
| [6] | Yasushi M;Takeshi K;Yoshihiro S .Effects of rare earth chlorides on the preparation of porous ruthenium oxide electrodes[J].Journal of Alloys and Compounds,1996,239:111-113. |
| [7] | Deng T S;Bing J H .Morphology and electrochemical activity of Ru-Ti-Sn ternary-oxide electrodes in 1M NaCl solution[J].Electrochimica Acta,1993,38(15):2329. |
| [8] | Silva L A D;Alves V A;Silva M A .Oxygen evolution in acid solution on IrO2+TiO2 ceramic films.A study by impedance,voltammetry and SEM[J].Electrochimica Acta,1997,42(02):271-281. |
| [9] | Lassali T A;Boodts J F;Bulhoes L O .Charging processes and electrocatalytic properties of IrO2/TiO2/SnO2 oxide films investigated by in situ AC impedance measurements[J].Electrochimica Acta,1999,44:4203. |
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%