碱性介质中氢氧化和析氢反应机理研究现状
Research Progress of Hydrogen Oxidation and Hydrogen Evolution Reaction Mechanism in Alkaline Media
Adapted with permission, Copyright 2011, Electrochemical Society, Inc.
碱性介质中氢氧化和析氢反应机理研究现状 |
| 李孟婷, 郑星群, 李莉, 魏子栋 |
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Research Progress of Hydrogen Oxidation and Hydrogen Evolution Reaction Mechanism in Alkaline Media |
| Mengting Li, Xingqun Zheng, Li Li, Zidong Wei |
| 图1 (a) 353 K时，PEMFC中Pt/C的HOR/HER交换电流密度，与在0.1 mol∙L−1 KOH溶液中外推到353 K所得的交换电流密度值的对比；(b) KOH溶液中，不同质量活性的Pt/C的HOR过电势(黑色实现和灰色虚线)；353 K时，Pt/C在PEMFC中测得的质量活性(红线) |
| Fig 1 (a) HOR/HER specific exchange current density of Pt/C in a PEMFC at 353 K compared to that obtained in 0.1 mol∙L−1 KOH and extrapolated to 353 K. (b) HOR overpotential of Pt/C with different mass activity in KOH (black solid lines and gray dashed lines); this is compared with mass activities measured on Pt/C in a PEMFC at 353 K (red lines) Adapted with permission, Copyright 2011, Electrochemical Society, Inc. |
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