ABSTRACT
Impedance measurements were performed with an impedance analyzer (HP 4294 A). The amplitude of the sinusoidal voltage was 200 mV, and the frequency range was 40-110 106 Hz. The values of the impedance were plotted on Nyquist plots.
Impedance measurements were performed with an impedance analyzer (HP 4294 A). The amplitude of the sinusoidal voltage was 200 mV, and the frequency range was 40-110 106 Hz. The values of the impedance were plotted on Nyquist plots.