Table 2.

Electrochemical sensing parameters for various NiCo₂O₄-based modified electrodes toward some bioanalytes

Sensor material	Analyte	Sensitivity (μA mM−1 cm−2)	LDR (mM)	LOD (μM)	Refs.
3D nitrogen-doped holey graphene/NiCo2O4 nanoflowers	H2O2	–	0.001–0.510	0.136	[38]
Co3O4–NiCo2O4 nanosheets	H2O2	303.42	0.02–1.1	0.596	[269]
ZnO/Co3O4/NiCo2O4/Ni foam	H2O2	388.0	0.0002–2.4	0.163	[290]
NiCo2O4 nanoneedles	Urea		0.01–5	1.0	[298]
Nickel/cobalt oxide-decorated 3D graphene nanocomposite	Urea	166.0	0.06–0.30	5.0	[300]
Mesoporous NiCo2O4/rGO	Rutin	–	0.1–150	0.01	[305]
NiCo2O4 nanosheets/g-C3N4 nanocomposite	Trypsina	–	10−10–10−4	10−10	[310]
NiCo2O4/nano-ZSM-5 nanocomposite	Ascorbic acid	–	1–1200	0.8	[311]
NiCo2O4/nano-ZSM-5 nanocomposite	Dopamine	–	0.6–900	0.5	[311]
NiCo2O4/nano-ZSM-5 nanocomposite	Uric acid	–	0.9–1000	0.7	[311]
NiCo2O4/nano-ZSM-5 nanocomposite	Tryptophan	–	0.9–1000	0.7	[311]

^aUnits in mg mL⁻¹