Abstract
Circular regression consists in fitting a part
of a curve to a circle and determining the circle center and diameter.
This post run processing also determines the resistance and capacitance
of the R1R2C equivalent circuitry.
Experimental curve
Display: Type = Nyquist Z

The curve has been obtained from a Pot.
Tutorial EIS (Impedance) (demonstration curve: RCB200-C 000_00Z.CRV)
Settings

Results
Type = Nyquist Z


Conclusion
Circular regression is a post run processing
comprising R1R2C fitting which can be used to check the resistor
and capacitor values of the RCB200 or to determine the equivalent
circuit of an electrochemical system.

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