过电位
联氨(抗抑郁剂)
制氢
电解
催化作用
双功能
氢
氮气
介孔材料
镍
材料科学
电解水
兴奋剂
无机化学
化学
化学工程
电极
电化学
冶金
有机化学
光电子学
物理化学
色谱法
工程类
电解质
作者
Ziqiang Wang,Xian Zhang,Wenjing Tian,Hongjie Yu,Kai Deng,You Xu,Xin Wang,Hongjing Wang,Liang Wang
摘要
Herein, a universal approach is proposed to prepare a nitrogen-doped mesoporous Ru film with uniform pore size on nickel foam (N-mRu/NF) as an active bifunctional catalyst for energy-saving hydrogen production. The N-mRu/NF requires an ultrasmall overpotential of -60 and 62 mV to achieve 100 mA cm-2 for the hydrogen evolution reaction (HER) and hydrazine oxidation reaction (HzOR), respectively. When used for HER-HzOR electrolysis, N-mRu/NF requires low voltages of 0.023 and 0.184 V at 10 and 100 mA cm-2, respectively.
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