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. 2021 Jul 8;9:701781. doi: 10.3389/fchem.2021.701781

FIGURE 5.

FIGURE 5

Electrochemical impedance spectroscopy (EIS) data. (A) Nyquist plot and (B) Bode phase plot of the devices in the dark employing potentials according to the open-circuit voltages. Insert is the Nyquist plot equivalent circuit diagram.