本文介绍了碳纳米管(CNTs)在质子交换膜燃料电池催化剂中的应用,对Pt/CNTs及Pt/C催化剂的比表面积、孔径、孔分布及金属表面分散情况进行了比较.实验发现,具备典型中孔结构的CNTs使得铂金属在其表面分散更加均匀.在催化剂制备工艺的研究中发现,合适的硝酸(40%)处理会使催化剂载体具备更加适宜的孔结构.通过本文的讨论,可以认为Pt/CNTs是一种可以应用在质子交换膜燃料电池上很有前景的电催化剂.
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