析氢/制氢NiPtGreen Energy & Environment

Integrating Single Ni Sites and Pt-Ni Alloys on Carbon Nanotubes to Enhance Cathodic Hydrogen Evolution Performance in PEMWE

研究概述

在多壁碳纳米管上同时构筑Ni单原子和Pt–Ni合金位点，利用Ni向Pt电荷转移优化氢吸附/脱附。模拟及XANES表明Pt∶Ni=1∶1更易形成合金，孤立Ni进一步促进析氢。采用PtNi1/CNTs阴极的PEM电解槽在1 A/cm²下槽电压1.815 V。