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化工学报  2014 

深共融溶剂中电沉积Ni-Mo合金及其催化析氢性能

DOI: 10.3969/j.issn.0438-1157.2014.11.044, PP. 4524-4529

Keywords: 深共融溶剂,电化学,Ni-Mo合金,催化,析氢反应

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Abstract:

在深共融溶剂体系中电沉积制备了Ni-Mo合金.利用扫描电镜(SEM)、X射线衍射仪(XRD)及电化学测试对Ni-Mo合金形貌、结构及性能进行了表征.SEM、XRD测试结果表明,Ni-Mo合金为纳米晶结构,平均晶粒尺寸约为2.2nm;镀层表面微观粗糙度较大,Mo的质量分数约为5%.阴极极化曲线测试结果表明,当电流密度为0.1A·cm-2时,深共融溶剂中制备的Ni-Mo合金电极析氢电位比水溶液中制备的Ni-Mo合金电极正移约100mV,相比纯Ni电极正移近250mV.

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