Table 2.

List of impedance data for the two‐electrode and three‐electrode systems.

Condition	WE	R sol / Ω cm−2	R WE / kΩ cm−2	R NF / kΩ cm−2	R Bac / kΩ cm−2	C Bac / F cm−2	CPE‐T	CPE‐P
Two‐electrode system
0.2 m PB pH 7.0	Pt	85.0	159.4	0.87	–	–	0.0028	10.4
0.2 m PB pH 7.0	CF	317.5	462.0	3.2	–	–	0.023	38.2
0.2 m PB pH 7.0	biofilm CF	386.1	60.5	3.2	65.6	0.058	0.095	34.7
0.2 m PB pH 7.0 saturated with CO2	biofilm CF	364.6	81.9	3.2	30.5	0.55	0.035	39.1
Three‐electrode system
0.2 m PB pH 7.0	CF	71.6	9.5	–	–	–	3.4	37.7
0.2 m PB pH 7.0	biofilm CF	74.5	263.5	–	38.3	2.1	2.7	40.1
0.2 m PB pH 7.0 saturated with CO2	biofilm CF	60.3	497.6	–	19.4	2.4	2.7	40.0