Boosting capacitive performance of manganese oxide nanorods by decorating with three-dimensional crushed graphene

Nano Convergence

Table 1 Comparison of the specific capacitance of MnO_x/C-rGO electrode against previously reported electrode materials for supercapacitors

Electrode	Electrolyte	Specific capacitance	References
MnO_x/C-rGO	0.5 M Na₂SO₄	863 F g⁻¹ at 0.2 A g⁻¹	This work
MnO₂/PC-Cs/MnO₂	1.0 M KOH	397 F g⁻¹ at 1 A g⁻¹	[57]
MnO₂/carbon/Ag	3.0 M KOH	628 F g⁻¹ at 1 A g⁻¹	[58]
MnO₂/porous carbon	1.0 M Na₂SO₄	140 F g⁻¹ at 0.3 A g⁻¹	[59]
3D-graphene/MnO₂	1.0 M Na₂SO₄	333 F g⁻¹ at 0.2 A g⁻¹	[33]
MnO₂/graphene-like porous carbon	1.0 M Na₂SO₄	438 F g⁻¹ at 0.5 A g⁻¹	[60]
MnO₂/reduced graphene oxide	6.0 M KOH	343 F g⁻¹ at 0.5 A g⁻¹	[61]
MnO₂/rGO composite	1.0 M Na₂SO₄	194 F g⁻¹ at 0.2 A g⁻¹	[62]
MnO₂/3D-carbon nanotubes-graphene	1.0 M Na₂SO₄	365 F g⁻¹ at 1 A g⁻¹	[63]