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Microwave synthesis and electrocatalytic activity of PtRu/CNTs catalyst
Author(s): 
Pages: 1871-1874
Year: Issue:  12
Journal: JOURNAL OF ZHEJIANG UNIVERSITY(ENGINEERING SCIENCE)

Keyword:  微波碳纳米管PtRu纳米粒子甲醇电化学氧化;
Abstract: 为了获得有良好电催化活性的碳负载铂钌合金的催化剂,提出一种快速均匀的微波辐射加热的多元醇方法.用氯铂酸和氯化钌的乙二醇溶液为前驱体,碳纳米管(CNTs)为载体,采用该方法合成了PtRu/CNTs电催化剂.利用透射电镜(TEM)、X-射线衍射(XRD)和能量散射X-射线能谱(EDX)对催化剂进行了表征,并用循环伏安实验评价了催化剂对甲醇电化学氧化的电催化活性.结果表明,PtRu合金纳米粒子具有均匀的粒径,在2.0~4.0 nm之间,平均粒径为3.4 nm,并高度分散在CNTs表面.PtRu/CNTs电催化剂对甲醇的电化学氧化具有良好的电催化活性.
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