谢谢大神，这篇文献对我还是有点启发的，我的模拟图上只有一个明显的半弧，大神有没有其他的简介呀？下图是我模拟的结果，谢谢大神啦~
1.png
... 我觉得用R（Q（RW））或是R（C（RW））可能也可以，一般的修饰电极常用这两种拟合方式。可以参考文献：
Detection of di(2-ethylhexyl)phthalate through graphene–b-cyclodextrin composites by electrochemical impedance spectroscopy, Analytical Methods 6(6): 1736-1742.
Simultaneous voltammetric determination of acetaminophen, aspirin and caffeine using an in situ surfactant-modi?ed multiwalled carbon
nanotube paste electrode,??Electrochimica Acta 55(28): 8638-8648.
Sensing epinephrine with an ITO electrode modified with an imprinted chitosan film containing multi-walled carbon nanotubes and a polymerized ionic liquid. Microchimica Acta 180(13-14): 1325-1332，
