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采用氩弧熔炼后热处理方法制备了PtBi金属间化合物材料.采用循环伏安和旋转圆盘电极手段进行电化学性能测试.通过在0.5mol/LH2SO4+0.25 mol/LCH3OH溶液中氧还原的起始电位和电流密度大小比较发现,与光滑铂电极相比,PtBi金属间化合物具有良好的氧还原催化性能和抗甲醇中毒性能.X射线光电子能谱(XPS)结果表明,PtBi材料中Pt的d电子空穴增加,可能是导致PtBi电极表面氧还原电流增大的原因.
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功能材料
ISSN: 1001-9731
Year: 2004
Issue: z1
Volume: 35
Page: 1807-1809
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 1
Chinese Cited Count:
30 Days PV: 4