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Table 3 Summary of noble metal-free 2D carbon-based electrocatalysts for overall water splitting

From: Noble metal-free two dimensional carbon-based electrocatalysts for water splitting

Material

Synthetic method

Electrolyte

Overall potential versus RHE (V)

References

NFGNs

Chemical method

1.0 M KOH

1.90

[90]

Ni@NC

Annealing

1.0 M KOH

1.60

[66]

NiFe/NC

Pyrolysis

1.0 M KOH

1.58

[183]

N-graphene/CoO

Solvothermal

1.0 M KOH

1.58

[184]

DRPC

Template

1.0 M KOH

1.53

[117]

N-carbon

CPT

0.1 M KOH

1.82

[118]

CoO/NC

Pyrolysis

1.0 M KOH

1.55

[151]

CoP/NC

Annealing

1.0 M KOH

1.73

[147]

CoP/rGO

Annealing/phosphoration

1.0 M KOH

1.56

[138]

CoP/rGO

Pyrolysis

1.0 M KOH

0.47

[145]

Co-BNC

Carbonization

1.0 M KOH

1.68

[180]

CoP/NPMG

Carbonization

1.0 M KOH

1.60

[149]

NiP/C

Electrodeposition/phosphoration

1.0 M KOH

1.63

[146]

VCN@Fe4N/FeOOH

Annealing

0.1 M KOH

1.60

[153]

NiFe-LDH NS@DG

Suspension

1.0 M KOH

1.50

[156]