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多层聚吡咯-铂复合膜电极的甲醇电催化氧化

张玲 郑龙珍

电化学2011,Vol.17Issue(1):84-87,4.
电化学2011,Vol.17Issue(1):84-87,4.

多层聚吡咯-铂复合膜电极的甲醇电催化氧化

Electrooxidation of Methanol on Multilayer Films of Polypyrrole-Platinum Electrode

张玲 1郑龙珍2

作者信息

  • 1. 沈阳师范大学化学系,辽宁沈阳,110034
  • 2. 华东交通大学化学化工系,江西南昌,330013
  • 折叠

摘要

Abstract

Multilayer films of polypyrrole-platinum electrode were fabricated by cyclic voltammetric technique.Electro-oxidation of methanol on this electrode was investigated with the aid of cyclic voltammetry and chrono-amperometry. Results demonstrated that the multilayer of polypyrrole-platinum electrode behaved better electro-catalytic performance for electro-oxidaton of methanol and better poison resistant. Furthermore, with the increase of deposited platinum loadings, the rate controlling step on electro-oxidation reaction of methanol was changed from CO oxidation to sorption-desorption of hydrogen.

关键词

甲醇氧化/电化学催化/聚吡咯/循环伏安/电沉积

Key words

methanol electro-oxidation/ electrocatalysis/ polypyrrole/ cyclic voltammetry/ electrodepositon

分类

化学化工

引用本文复制引用

张玲,郑龙珍..多层聚吡咯-铂复合膜电极的甲醇电催化氧化[J].电化学,2011,17(1):84-87,4.

基金项目

国家自然科学基金面上项目(20965003)、辽宁省教育厅科学技术基金(2009B169)、辽宁省科技厅博士科研启动基金项目(20101106)及沈阳师范大学实验中心主任基金(SY200806)资助 (20965003)

电化学

OA北大核心CSCDCSTPCD

1006-3471

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