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Table 1 Comparison of electrochemical performance for the ferric oxide/hydroxide based electrodes

From: Tuning Hierarchical Ferric Nanostructures-Decorated Diatomite for Supercapacitors

Ferric oxide/hydroxide-based electrode Electrolyte Potential range (vs. SCE) Specific capacitance (F g−1) Ref (year)
FeOOH nanoparticles 1 M Li2SO4 − 0.85 to − 0.1 V 148 at 0.5 A g−1 [16] (2014)
FeOOH nanorods 1 M Li2SO4 − 0.85 to − 0.1 V 116 at 0.5 A g−1 [17] (2008)
FeOOH@MnO2 core-shell 1 M LiOH − 0.15 to 0.6 V 178.6 at 0.1 A g− 1 [18] (2017)
Porous flower-like Fe2O3 0.5 M Na2SO3 − 0.8 to 0 V 127 at 1 A g−1 [19] (2013)
Fe2O3 sheets 1 M Li2SO4 − 0.8 to − 0.2 V 147 at 0.36 A g−1 [20] (2014)
Fe3O4 nanosheets/carbon nanofibers 1 M Na2SO3 − 0.9 to 0.1 V 127 at 10 mV s−1 [21] (2011)
Diatomite@FeOOH 1 M Na2SO4 − 1 to 0 V 157.9 at 0.5 A g−1 This work