TABLE 3.

Fitted electrochemical parameters from Tafel analysis at the end of the 14-day incubation in Figure 7.

Headspace (ml)	i corr (μA cm−2)	E corr (mV) vs. SCE	β a (mV dec−1)	β c (mV dec−1)
Abiotic	0.8	−739	125	−675
150	4.8	−550	314	−299
200	19.1	−520	328	−322
300	74.8	−590	387	−279