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. 2022 Aug 3;12(15):2660. doi: 10.3390/nano12152660

Table 2.

Summary of the OER&ORR activities of recently reported electrocatalysts based on TMNs (the voltage gap: ΔE = Ej = 10 − E1/2).

Catalysts Morphology Electrolyte E1/2
for ORR
[V]		 Ei = 10
for OER
[V]		 ΔE [V] Ref.
Ni3FeN/NRGO 2D 0.1 M KOH 0.72 1.38 0.77 [97]
Ni3FeN/Co,N-CNF 0D 0.1 M KOH 0.81 1.50 0.69 [98]
Fe2N/N-CNTs 0D 0.1 M KOH 0.71 1.66 0.95 [99]
Ni3FeN 3D 0.1 M KOH 0.78 1.58 0.70 [100]
NiFeMnN 2D 0.1 M KOH 0.84 1.52 0.68 [101]
Fe3Pt/Ni3FeN 3D 0.1 M KOH 0.93 1.60 0.72 [102]
Co4N@NC-m 0D 0.1 M KOH 0.87 1.63 0.81 [103]
Co5.47N 0D 0.1 M KOH 0.82 1.61 0.80 [104]
Co-Fe-N@MWCNT 0D 0.1 M KOH 0.92 1.52 0.72 [105]