Table 3 Comparative values of energy density obtained in studies of MFCs
| Anode | Inoculum/substrate | Power density (mW m−2) | Refs. |
|---|---|---|---|
| CF modified with PANI | Mixed culture/acetate | 216 | [36] |
| CF modified with graphene oxide (GO) | S. putrefaciens/LB + Lactate | 240 | [37] |
| CF modified with GO–zeolite | Sludge/acetate | 281 | [38] |
| Iron–plated CF | S. oneidensis MR-1/LB + lactic acid | 113 | [39] |
| CF modified with MWCNT–AuNPs | Shewanella spp./LB | 281 | This study |
|
CF modified with MWCNT–AuNPs | Shewanella spp./SWW | 135 | This study |