Figure 12.
Paper-based impedimetric ECB for the detection of bacterial colonies in the water. (a) Schematic representation of the fabrication of paper-based ECB. (b) Change of impedance signal with the bacterial colony concentration variation and the corresponding charge transfer resistance (RCT) vs concentration calibration plot [126]. Reprinted with permission from [126], Copyright © 2020 Published by Elsevier B.V.