Ion-Imprinted Electrochemical Sensor Based on Copper Nanoparticles-Polyaniline Matrix for Nitrate Detection

Figure 9

(a) Classical Randles’ equivalent circuit, EIS (b) and LSV (c) responses of IIP and NIP as a function of various concentrations of in Na₂SO₄ solution (pH=5).

(a)

(b)

(c)