Electrochemistry Application — Framework Dimensional Control Boosting Charge Storage in Conjugated Coordination Polymers

8 measurement groups · 42 results

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

Na half-cell galvanostatic cycling

Galvanostatic cycling

1D-CuTABQ composite cathode electrode · Electrode

Voltage window 1.0-3.6 V vs Na/Na+

Temperature: room temperature
Atmosphere: Ar-filled cell assembly
Geometry: coin-type Na half-cell cathode
Context: composite electrode from pristine CCP
Measurement source: 6 · 2.2 Electrochemical Performance · Figure 4e,f; Table S3

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
low-rate capacity	241.8 (100) mAh g-1	—	—	SI Table Exact Reported	19 · Table S3 · Table S3
reversible capacity at 1 A g-1 after 300 cycles	~193 (1000, 300)	—	—	SI Table Approximate	19 · Table S3 · Table S3
reversible capacity at 5 A g-1 after 1500 cycles	~115 (5000, 1500)	—	—	SI Table Approximate	19 · Table S3 · Table S3

Na half-cell galvanostatic cycling and CV

Voltammetry Galvanostatic cycling

1D-CuTABQ composite cathode electrode · Electrode

Voltage window 1.0-3.8 V vs Na/Na+; 4 M NaPF6 in DME used to widen oxidative stability; current densities as reported

Temperature: room temperature
Atmosphere: Ar-filled cell assembly
Geometry: coin-type Na half-cell cathode
Context: composite electrode from pristine CCP
Measurement source: 5-6 · 2.2 Electrochemical Performance · Figure 4; Table S3 cited

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
initial charge capacity	358.0 mAh g-1	—	—	Text Exact Reported	5 · 2.2 Electrochemical Performance · Figure 4c; Figure S16
initial discharge capacity	347.8 mAh g-1	—	—	Text Exact Reported	5 · 2.2 Electrochemical Performance · Figure 4c; Figure S16
low-rate capacity	328.6 (100) mAh g-1	—	—	SI Table Exact Reported	19 · Table S3 · Table S3
capacity after 100 cycles	210 mAh g-1 after 100 cycles	—	—	Text Rounded Reported	5 · 2.2 Electrochemical Performance · Figure 4c
capacity retention after 100 cycles	only approx. 60%	—	—	Text Approximate	5 · 2.2 Electrochemical Performance · Figure 4c
capacity retention at 1 A g-1 after 300 cycles	approx. 63%	—	—	Text Approximate	6 · 2.2 Electrochemical Performance · Figure 4d
reversible capacity at 1 A g-1 after 300 cycles	~184 (1000, 300)	—	—	SI Table Approximate	19 · Table S3 · Table S3
reversible capacity at 5 A g-1 after 695 cycles	~140 (5000, 695)	—	—	SI Table Approximate	19 · Table S3 · Table S3

scan-rate CV, capacitive contribution analysis, GITT and EIS

Impedance spectroscopy Voltammetry

1D-CuTABQ composite cathode electrode · Electrode

CV scan rates 0.1-5 mV s^-1, 1.0-3.8 V; GITT 100 mA g^-1 pulses for 10 min with 30 min relaxation

Temperature: room temperature
Atmosphere: Ar-filled cell assembly
Geometry: coin-type Na half-cell cathode
Context: composite electrode from pristine CCP
Measurement source: 30-32 · Figure captions · Figures S35-S39

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
capacitive contribution at 0.2 mV s^-1	21%	—	—	Caption Exact Reported	30 · Figure captions · Figure S36
capacitive contribution at 0.5 mV s^-1	27%	—	—	Caption Exact Reported	30 · Figure captions · Figure S36
capacitive contribution at 1.0 mV s^-1	32%	—	—	Caption Exact Reported	30 · Figure captions · Figure S36
capacitive contribution at 2.0 mV s^-1	39%	—	—	Caption Exact Reported	30 · Figure captions · Figure S36
capacitive contribution at 5.0 mV s^-1	57%	—	—	Caption Exact Reported	30 · Figure captions · Figure S36

rate capability cycling

1D-CuTABQ composite cathode electrode · Electrode

0.1-10 A g^-1 in 1.0-3.8 V

Temperature: room temperature
Atmosphere: Ar-filled cell assembly
Geometry: coin-type Na half-cell cathode
Context: composite electrode from pristine CCP
Measurement source: 6 · 2.2 Electrochemical Performance · Figure S21

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source

Na half-cell galvanostatic cycling

Galvanostatic cycling

2D-CuTABQ composite cathode electrode · Electrode

Voltage window 1.0-3.6 V vs Na/Na+

Temperature: room temperature
Atmosphere: Ar-filled cell assembly
Geometry: coin-type Na half-cell cathode
Context: composite electrode from pristine CCP
Measurement source: 6 · 2.2 Electrochemical Performance · Figure 4e,f; Table S3

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
low-rate capacity	296.9 (100) mAh g-1	—	—	SI Table Exact Reported	19 · Table S3 · Table S3
reversible capacity at 1 A g-1 after 300 cycles	~212 (1000, 300)	—	—	SI Table Approximate	19 · Table S3 · Table S3
reversible capacity at 5 A g-1 after 1500 cycles	~137 (5000, 1500)	—	—	SI Table Approximate	19 · Table S3 · Table S3

Na half-cell galvanostatic cycling and CV

Voltammetry Galvanostatic cycling

2D-CuTABQ composite cathode electrode · Electrode

Voltage window 1.0-3.8 V vs Na/Na+; 4 M NaPF6 in DME used to widen oxidative stability; current densities as reported

Temperature: room temperature
Atmosphere: Ar-filled cell assembly
Geometry: coin-type Na half-cell cathode
Context: composite electrode from pristine CCP
Measurement source: 5-6 · 2.2 Electrochemical Performance · Figure 4; Table S3 cited

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
average capacity decay per cycle	approx. 0.01% per cycle	—	—	Text Approximate	6 · 2.2 Electrochemical Performance · Figure 4g
initial charge capacity	319.6 mAh g-1	—	—	Text Exact Reported	5 · 2.2 Electrochemical Performance · Figure 4c; Figure S18
initial discharge capacity	273.9 mAh g-1	—	—	Text Exact Reported	5 · 2.2 Electrochemical Performance · Figure 4c; Figure S18
low-rate reversible capacityMarked as a best value within this paper	305.1 (100) mAh g-1	—	—	SI Table Exact Reported	19 · Table S3 · Table S3
theoretical charge capacity	344 mAh g-1	—	—	Text Rounded Reported	6 · 2.2 Electrochemical Performance
capacity after 100 cycles	247.0 mAh g-1 after 100 cycles	—	—	Text Exact Reported	6 · 2.2 Electrochemical Performance · Figure 4c
capacity after 200 cycles	225.0 mAh g-1 after 200 cycles	—	—	Text Exact Reported	6 · 2.2 Electrochemical Performance · Figure 4c
capacity retention after 100 cycles	approx. 81%	—	—	Text Approximate	6 · 2.2 Electrochemical Performance · Figure 4c
capacity retention after 200 cycles	approx. 74%	—	—	Text Approximate	6 · 2.2 Electrochemical Performance · Figure 4c
capacity retention at 1 A g-1 after 300 cycles	about 80%	—	—	Text Approximate	6 · 2.2 Electrochemical Performance · Figure 4d
reversible capacity at 1 A g-1 after 300 cycles	~220 (1000, 300)	—	—	SI Table Approximate	19 · Table S3 · Table S3
reversible capacity at 5 A g-1 after 2000 cyclesMarked as a best value within this paper	~170 (5000, 2000); main text: 170 mAh g-1	—	—	Text Rounded Reported	6 · 2.2 Electrochemical Performance · Figure 4g
theoretical discharge capacity	301 mAh g-1	—	—	Text Rounded Reported	5 · 2.2 Electrochemical Performance

scan-rate CV, capacitive contribution analysis, GITT and EIS

Impedance spectroscopy Voltammetry

2D-CuTABQ composite cathode electrode · Electrode

CV scan rates 0.1-5 mV s^-1, 1.0-3.8 V; GITT 100 mA g^-1 pulses for 10 min with 30 min relaxation

Temperature: room temperature
Atmosphere: Ar-filled cell assembly
Geometry: coin-type Na half-cell cathode
Context: composite electrode from pristine CCP
Measurement source: 29,31-32 · Figure captions · Figures S33-S34, S37-S39

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
average CV b-value	0.85 at 1.0-3.8 V	—	—	Text Rounded Reported	8 · 2.4 Reaction Kinetics · Figure S33
capacitive contribution at 0.2 mV s^-1	55%	—	—	Caption Exact Reported	29 · Figure captions · Figure S34
capacitive contribution at 0.5 mV s^-1	62%	—	—	Caption Exact Reported	29 · Figure captions · Figure S34
capacitive contribution at 1.0 mV s^-1	68%	—	—	Caption Exact Reported	29 · Figure captions · Figure S34
capacitive contribution at 2.0 mV s^-1	74%	—	—	Caption Exact Reported	29 · Figure captions · Figure S34
capacitive contribution at 5.0 mV s^-1	86%	—	—	Caption Exact Reported	29 · Figure captions · Figure S34
charge-transfer resistance relative trend	2D-CuTABQ electrodes exhibited smaller charge transfer resistance after cycling	—	—	Text Qualitative	8 · 2.4 Reaction Kinetics · Figure S39
ion diffusion coefficient relative trend	2D-CuTABQ within 1.0-3.8 V was always higher than 1D-CuTABQ	—	—	Text Qualitative	8 · 2.4 Reaction Kinetics · Figures S37-S38

rate capability cycling

2D-CuTABQ composite cathode electrode · Electrode

0.1-10 A g^-1 in 1.0-3.8 V

Temperature: room temperature
Atmosphere: Ar-filled cell assembly
Geometry: coin-type Na half-cell cathode
Context: composite electrode from pristine CCP
Measurement source: 6 · 2.2 Electrochemical Performance · Figure S20

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
rate capacity at 10 A g-1	144 mAh g-1	—	—	Text Rounded Reported	6 · 2.2 Electrochemical Performance · Figure S20
capacity recovered after returning to 0.1 A g-1	274 mAh g-1	—	—	Text Rounded Reported	6 · 2.2 Electrochemical Performance · Figure S20