见识浅,Nyquist出现了这样的异常反复说明什么问题?这种阻抗谱的形状不常见,但对于具有活化-钝化特性的Fe系金属来说也算是常见的阻抗谱,对这个阻抗谱的分析理解,你可以看看曹楚南的阻抗谱分析的书,也可以先看下面比较早的文献:1. A model of the anodic behaviour of iron in sulphuric acid medium http://www.sciencedirect.com/science/article/pii/00134686758701742. Reaction Model for Iron Dissolution Studied by Electrode Impedancehttp://jes.ecsdl.org/content/128/2/257.abstract,查看更多