Figure 2. Nyquist diagram. Points: measuring points; solid line: fit with Randles circuit (Rs = 92 Ω, Rp = 649 Ω, Cdl = 2.2 μF, Yo(Warburg) = 3.02 mMho(s)1/2), see insert. Note: “Mho” is Ohm written backwards. Y0 is the admittance (reciprocal of the impedance) multiplied by sqr(ω)

From

Fundamentals and Applications of Electrochemical Impedance Spectroscopy - A Didactic Perspective

Achim Habekost

World Journal of Chemical Education. 2021, 9(1), 14-21 doi:10.12691/wjce-9-1-3