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Table 1 Comparative overview of acetate production in MES with mixed cultures

From: Mo2C-induced hydrogen production enhances microbial electrosynthesis of acetate from CO2 reduction

Cathode material

Ecathode (V vs. SHE)

Current density (A m−2)

Volumetric production rate (g L−1 day−1)

Maximum acetate titer (g L−1)

CE (%)

References

12 mg cm−2 Mo2C

− 0.85

− 5.2

0.19

5.72

64

Current study

CF with fluidized GAC (16 g L−1)

− 0.85

− 4.08

0.14

3.9

65

[47]

VITO–CoRE (4 g HCO3− L−1)

− 0.6

− 0.069

0.14

4.97

45.5

[42]

CF and stainless steel

− 0.78

− 15

0.14

2

22.5

[48]

Graphite stick–graphite felt

− 0.8

− 20

0.14

8.28

–

[43]

CF

− 0.903

− 2.96

0.14

4.7

89.5

[41]

Graphene–nickel foam

− 0.85

− 10.2

0.19

5.46

70

[15]

rGO–CF

− 0.85

− 4.9

0.17

7.1

77

[16]

CF

− 1.26

− 5.0

0.06

1.29

58

[8]

CF and stainless steel

− 0.9

− 10

1.3

0.6

40

[32]

RVC–EPD

− 0.85

− 102

–

11

100

[14]

RVC–nanoweb

− 0.85

− 37

0.03

1.65

70

[23]

Graphite granules

−  0.6

–

1.0

10.5

69

[17]