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

Research Progress of Hydrogen Oxidation and Hydrogen Evolution Reaction Mechanism in Alkaline Media

Mengting Li, Xingqun Zheng, Li Li, Zidong Wei

图3 (a) Ni(OH)2/Pt(111)上的HER示意图38；(b)电流密度为5 mA∙cm−2时，过渡金属表面在0.1 mol∙L−1 HClO4和0.1 mol∙L−1 KOH中的HER过电势，以及Ni(OH)2修饰的过渡金属表面在0.1 mol∙L−1 KOH中的HER过电势

Fig 3 (a) Schematic representation of the HER on Ni(OH)2/Pt(111); (b) comparison between activities for the HER, expressed as overpotential required for a 5 mA∙cm−2 current density, in 0.1 mol∙L−1 HClO4 and 0.1 mol∙L−1 KOH for both bare metal surfaces and Ni(OH)2-modifed surfaces. (b) Adapted with permission 39, Copyright 2012, Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim.