Electrochemical Transducers and Interpolation Functions
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Questions and Answers

What is the relationship between Zre and Rs, Rct in the given impedance model?

  • Zre = Rs - Rct/2
  • Zre = Rs / Rct/2
  • Zre = Rs + Rct/2 (correct)
  • Zre = Rs * Rct/2

What is the significance of the Nyquist plot in impedimetric biosensors?

  • To analyze the impedance behavior of the electrode-electrolyte interface (correct)
  • To calculate the charge transfer resistance
  • To determine the double layer capacitance
  • To measure the electrolyte resistance

What is the effect of complexation of SEB with anti-SEB immobilization on the derived values?

  • The values change (correct)
  • The values increase
  • The values decrease
  • The values remain constant

What is the frequency dependence of electrical parameters measured using Bode plot?

<p>Stable (B)</p> Signup and view all the answers

What is the estimated value of the electrolyte resistance?

<p>100 Ohms (D)</p> Signup and view all the answers

What is the value of double layer capacitance at 125 mg/dL of LDL when excited with 100 Hz sinusoidal signal?

<p>1/𝜔Rct (A)</p> Signup and view all the answers

What is the purpose of immobilization of anti-apolipoprotein B (AAB) in the given experiment?

<p>To detect LDL (B)</p> Signup and view all the answers

What is the significance of Rct in the impedance model?

<p>It represents the charge transfer resistance (D)</p> Signup and view all the answers

What is the reason for the difference between the experimental and estimated Nyquist plots?

<p>Non-uniform current distribution on the electrode (D)</p> Signup and view all the answers

What is the application of impedimetric biosensors in the given context?

<p>To detect LDL (A)</p> Signup and view all the answers

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