Electrochemistry Application — Temperature effect on the synthesis of two Ni-MOFs with distinct performance in supercapacitor

4 measurement groups · 16 results

Reported values remain attached to the sample, method, conditions, extraction quality and source location that produced them.

Ni-MOF-2D working electrode · Electrode

Three-electrode cell, 3 M KOH aqueous electrolyte, Ag/AgCl reference, Pt wire counter; scan rates 1-100 mV s-1; 0-0.5 V window.

Geometry: Composite paste on nickel foam working electrode
Context: composite electrode containing pristine Ni-MOF-2D active material
Measurement source: 2,5-6 · 2.5 Electrochemical measurements; 3.6 Electrochemical performances · Fig. 5a,e

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
CV redox response	One pair of redox peaks from reversible conversion between Ni oxidation states; peak current increases with scan rate	—	—	Text Qualitative	6 · 3.6 Electrochemical performances · Fig. 5a,e

Ni-MOF-2D working electrode · Electrode

Three-electrode cell in 3 M KOH; specific capacitance calculated as C = I Delta t / (m Delta V); current densities 1, 2, 4, 6, 8 and 10 A g-1.

Geometry: Composite paste on nickel foam working electrode
Context: composite electrode containing pristine Ni-MOF-2D active material
Measurement source: 6 · 3.6 Electrochemical performances · Fig. 5c,f; Fig. 6

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Specific capacitance at 10 A g-1	156.3 F g-1 at 10 A g-1	—	—	Text Exact Reported	6 · 3.6 Electrochemical performances · Fig. 6
Specific capacitance at 1 A g-1Marked as a best value within this paper	291.2 F g-1 at 1 A g-1	—	—	Text Exact Reported	2,6 · Abstract; 3.6 Electrochemical performances · Fig. 5c,f; Fig. 6
Specific capacitance at 2 A g-1	237.1 F g-1 at 2 A g-1	—	—	Text Exact Reported	6 · 3.6 Electrochemical performances · Fig. 6
Specific capacitance at 4 A g-1	202.2 F g-1 at 4 A g-1	—	—	Text Exact Reported	6 · 3.6 Electrochemical performances · Fig. 6
Specific capacitance at 6 A g-1	181.2 F g-1 at 6 A g-1	—	—	Text Exact Reported	6 · 3.6 Electrochemical performances · Fig. 6
Specific capacitance at 8 A g-1	161.6 F g-1 at 8 A g-1	—	—	Text Exact Reported	6 · 3.6 Electrochemical performances · Fig. 6
Rate retention at 10 A g-1Marked as a best value within this paper	53.8% retained at 10 A g-1	—	—	Text Exact Reported	6 · 3.6 Electrochemical performances · Fig. 6

Ni-MOF-3D working electrode · Electrode

Three-electrode cell, 3 M KOH aqueous electrolyte, Ag/AgCl reference, Pt wire counter; scan rates 1-100 mV s-1; 0-0.5 V window.

Geometry: Composite paste on nickel foam working electrode
Context: composite electrode containing pristine Ni-MOF-3D active material
Measurement source: 2,5-6 · 2.5 Electrochemical measurements; 3.6 Electrochemical performances · Fig. 5b,e

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
CV redox response	One pair of redox peaks from reversible conversion between Ni oxidation states; lower peak current and CV area than Ni-MOF-2D	—	—	Text Qualitative	6 · 3.6 Electrochemical performances · Fig. 5b,e

Ni-MOF-3D working electrode · Electrode

Three-electrode cell in 3 M KOH; specific capacitance calculated as C = I Delta t / (m Delta V); current densities 1, 2, 4, 6, 8 and 10 A g-1.

Geometry: Composite paste on nickel foam working electrode
Context: composite electrode containing pristine Ni-MOF-3D active material
Measurement source: 6 · 3.6 Electrochemical performances · Fig. 5d,f; Fig. 6

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Specific capacitance at 10 A g-1	34.0 F g-1 at 10 A g-1	—	—	Text Exact Reported	6 · 3.6 Electrochemical performances · Fig. 6
Specific capacitance at 1 A g-1Marked as a best value within this paper	85.6 F g-1 at 1 A g-1	—	—	Text Exact Reported	2,6 · Abstract; 3.6 Electrochemical performances · Fig. 5d,f; Fig. 6
Specific capacitance at 2 A g-1	42.4 F g-1 at 2 A g-1	—	—	Text Exact Reported	6 · 3.6 Electrochemical performances · Fig. 6
Specific capacitance at 4 A g-1	40.0 F g-1 at 4 A g-1	—	—	Text Exact Reported	6 · 3.6 Electrochemical performances · Fig. 6
Specific capacitance at 6 A g-1	37.2 F g-1 at 6 A g-1	—	—	Text Exact Reported	6 · 3.6 Electrochemical performances · Fig. 6
Specific capacitance at 8 A g-1	35.2 F g-1 at 8 A g-1	—	—	Text Exact Reported	6 · 3.6 Electrochemical performances · Fig. 6
Rate retention at 10 A g-1	39.7% retained at 10 A g-1	—	—	Text Exact Reported	6 · 3.6 Electrochemical performances · Fig. 6