目前,对钛材在醋酸锰[Mn(CH3COO)2]电解液中电沉积MnO2层作析氧催化材料的研究还不充分.通过X射线衍射确定了MnO2沉积层的晶型,用扫描电镜观察了其表面形貌;以循环伏安、极化曲线和电化学阻抗等方法测试了钛材MnO2沉积层电极的电化学性能,探讨了MnO2沉积层电极的结构、形貌与电催化性能的关系.结果表明:醋酸锰电解液中MnO2电沉积速度较快,用其制备的阳极析氧电催化性能较好.
参考文献
[1] | Lanqun Mao;Dun Zhang;Tadashi Sotomura;Kenichi Nakatsu;Nobuharu Koshiba;Takeo Ohsaka .Mechanistic study of the reduction of oxygen in air electrode with manganese oxides as electrocatalysts[J].Electrochimica Acta,2003(8):1015-1021. |
[2] | Tench D;Warren L F .Electrodeposition of Conducting Transition Metal Oxide/Hydroxide Films from Aqueous Solution[J].Electrochemical Science and Technology,1983,30(04):869-872. |
[3] | ChangJ K;Lee M T;Tsai W T .In sti Mn K-edge X-ray absorption spectroscopic studies of anodically deposited manganese oxide with relevance to supereapacitor applications[J].Journal of Power Sources,2007,166(02):590-594. |
[4] | Chang J K;Chen Y L;Tsai W T .Effect of heat treatment on material characteristics and pseudo-capacitive properties of manganese oxide prepared by anodic deposition[J].Journal of Power Sources,2004,135(1-3):344-353. |
[5] | Chang JK;Tsai WT .Effects of temperature and concentration on the structure and specific capacitance of manganese oxide deposited in manganese acetate solution[J].Journal of Applied Electrochemistry,2004(9):953-961. |
[6] | 陈振方;蒋汉瀛;舒余德 .电沉积MnO2工艺因素对PbO2-Ti/MnO2电极性能的影响[J].中南矿冶学院学报,1991,22(02):207-214. |
[7] | 史艳华,孟惠民,孙冬柏,俞宏英,付花荣.脉冲阳极电沉积制备锰氧化物涂层电极[J].物理化学学报,2008(07):1199-1206. |
[8] | 史艳华,孟惠民,孙冬柏,俞宏英,王旭东.阳极电沉积法制备锰类氧化物涂层电极的研究[J].热处理技术与装备,2008(01):39-42,47. |
[9] | 夏熙.二氧化锰电极电化学(2)[J].电池工业,2005(02):118-120. |
[10] | 胡吉明,张鉴清,王建明,曹楚南.金属及活性氧化物表面的析氧电催化活性[J].功能材料,2002(04):363-365,370. |
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%