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纳米薄层Pt-Ru及Pt-Pd表面合金电极上CO吸附的原位FTIR研究
  • 摘要

    以玻碳为基底,通过电化学共沉积的方法制备纳米级厚度的表面合金电极,运用电化学原位红外反射光谱研究CO的吸附. 结果表明,所制备的Pt-Ru和Pt-Pd纳米级厚度的表面合金电极均具有异常红外效应,即吸附在不同表面位上的CO给出的红外谱峰强度增强,其方向与相应金属电极表面获得的谱峰方向相反. 研究还显示Pt-Ru和Pt-Pd表面合金在电催化和表面研究中的重要意义.

  • 作者

    卢国强  蔡丽蓉  孙世刚  何俊翔 

  • 作者单位

    厦门大学化学系固体表面物理化学国家重点实验室,厦门,361005/温州师范学院化学系,温州,325003

  • 刊期

    1999年11期 ISTIC PKU

  • 关键词

    表面合金  纳米薄层  红外反射光谱  电催化 

参考文献
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