. 2019 Dec 20;9(72):42543–42553. doi: 10.1039/c9ra09142d

Comparison of electrode properties with reported literature.

Sample	Specific capacitance	Working potential	Electrolyte	Energy density, power density	Supp. ref.
NiO@MnO₂ core–shell structure	766.8 F g⁻¹ (10 A g⁻¹⁾	0–0.5 V vs. SCE	2.0 M KOH	—	35
NiO@MnO₂ core–shell nanocomposite	266.7 F g⁻¹ (0.5 A g⁻¹⁾	0–0.45 V vs. SCE	2.0 M KOH	—	36
NiO/MnO₂ core–shell nanoflakes	241 mF cm⁻² (1 mA cm⁻²)	0–0.7 V vs. SCE	1.0 M KOH	—	37
NiO/MnO₂ core–shell composite	528 F g⁻¹ (1 mV s⁻¹)	0–0.5 V vs. Ag/AgCl	1 M LiOH	—	30
NiO/MnO₂ core–shell composite	558 F g⁻¹ (5 mA cm⁻²)	0–0.5 V vs. SCE	6.0 M KOH	20.37 W h kg⁻¹, 133.3 W kg⁻¹	This work