Electrochemistry Application — Conductive MOF-Modified Separator for Mitigating the Shuttle Effect of Lithium-Sulfur Battery through a Filtration Method

9 measurement groups · 24 results

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

Charge-discharge curves

Galvanostatic cycling

CR2025 Li-S cell with Ni3(HITP)2-modified separator · Unknown

Charge/discharge profiles at 0.1, 0.2, 0.5, 1 and 2 C for PP and modified-separator cells.

Atmosphere: argon-filled glovebox for cell assembly
Geometry: CR2025 coin cells
Context: modified separator compared with PP separator control
Measurement source: main p.4, article p.11462 · Results and Discussion · Fig. 5c,d

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Modified separator charge-discharge polarisationMarked as a best value within this paper	150 mV	—	—	Figure Axis Rounded Reported	main p.4, article p.11462 · Results and Discussion · Fig. 5d
PP separator charge-discharge polarisation	160 mV	—	—	Figure Axis Rounded Reported	main p.4, article p.11462 · Results and Discussion · Fig. 5c

Cyclic voltammetry comparison with PP cell

Voltammetry

CR2025 Li-S cell with Ni3(HITP)2-modified separator · Unknown

CV scans of Li-S cells with PP and Ni3(HITP)2-modified separators at 0.1 mV/s, 1.8-3.0 V.

Atmosphere: argon-filled glovebox for cell assembly
Geometry: CR2025 coin cells
Context: modified separator compared with PP separator control
Measurement source: main p.4, article p.11462 · Results and Discussion · Fig. 4b

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
CV polarisation trend versus PPMarked as a best value within this paper	Modified separator cell has lower oxidation potential and higher reduction potential than PP separator cell.	—	—	Text Qualitative	main p.4, article p.11462 · Results and Discussion · Fig. 4b

Cyclic voltammetry

Voltammetry

CR2025 Li-S cell with Ni3(HITP)2-modified separator · Unknown

CV at 0.1 mV/s in 1.8-3.0 V; first four cycles for modified separator cell.

Atmosphere: argon-filled glovebox for cell assembly
Geometry: CR2025 coin cell
Context: application cell with composite separator
Measurement source: SI p.S-10 · Supporting Information · Fig. S9

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Modified-cell anodic peak	around 2.38 V	—	around	Caption Approximate	SI p.S-10 · Supporting Information · Fig. S9
Modified-cell cathodic peak 1	around 2.26 V	—	around	Caption Approximate	SI p.S-10 · Supporting Information · Fig. S9
Modified-cell cathodic peak 2	around 2.02 V	—	around	Caption Approximate	SI p.S-10 · Supporting Information · Fig. S9
CV peak overlap over first four cycles	Cathodic and anodic peaks overlap as cycling continues.	—	—	Text Qualitative	main p.4, article p.11462 · Results and Discussion · Fig. S9

Electrochemical impedance spectroscopy

Impedance spectroscopy

CR2025 Li-S cell with Ni3(HITP)2-modified separator · Unknown

EIS measured from 100 kHz to 10 mHz for CR2025 Li-S cell with Ni3(HITP)2-modified separator.

Atmosphere: argon-filled glovebox for cell assembly
Geometry: CR2025 coin cell
Context: application cell with composite separator
Measurement source: main p.2, article p.11460 · Electrochemical Measurements · Fig. 4a; Table S2

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Charge-transfer resistance Rct, modified separator cellMarked as a best value within this paper	33.34 ohm	—	—	SI Table Exact Reported	SI p.S-12 · Table S2 · Table S2
Series resistance Rs, modified separator cell	2.21 ohm	—	—	SI Table Exact Reported	SI p.S-12 · Table S2 · Table S2

Electrochemical impedance spectroscopy

Impedance spectroscopy

CR2025 Li-S cell with PP separator · Unknown

EIS measured from 100 kHz to 10 mHz for CR2025 Li-S cell with PP separator.

Atmosphere: argon-filled glovebox for cell assembly
Geometry: CR2025 coin cell
Context: application cell with PP separator control
Measurement source: SI p.S-12 · Table S2 · Table S2

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Charge-transfer resistance Rct, PP separator cell	70.76 ohm	—	—	SI Table Exact Reported	SI p.S-12 · Table S2 · Table S2
Series resistance Rs, PP separator cell	0.34 ohm	—	—	SI Table Exact Reported	SI p.S-12 · Table S2 · Table S2

Galvanostatic cycling

CR2025 Li-S cell with Ni3(HITP)2-modified separator · Unknown

Long-time cycling for 300 cycles at 0.5 C; capacities based on sulfur mass.

Atmosphere: argon-filled glovebox for cell assembly
Geometry: CR2025 coin cell
Context: application cell with composite separator
Measurement source: main p.4, article p.11462 · Results and Discussion · Fig. 5a

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Modified separator capacity after 200 cyclesMarked as a best value within this paper	over 600 mA h g-1 after 200 cycles	—	over	Text Approximate	main p.4, article p.11462 · Results and Discussion · Fig. 5a
Modified separator capacity after 300 cyclesMarked as a best value within this paper	585.4 mA h g-1 after 300 cycles	—	—	Text Exact Reported	main p.4, article p.11462 · Results and Discussion · Fig. 5a
Modified separator Coulombic efficiencyMarked as a best value within this paper	approximately 100%	—	approximately	Text Approximate	main p.4, article p.11462 · Results and Discussion · Fig. 5a

Galvanostatic cycling

CR2025 Li-S cell with PP separator · Unknown

Long-time cycling for 300 cycles at 0.5 C; capacities based on sulfur mass.

Atmosphere: argon-filled glovebox for cell assembly
Geometry: CR2025 coin cell
Context: application cell with PP separator control
Measurement source: main p.4, article p.11462 · Results and Discussion · Fig. 5a

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
PP separator capacity after 300 cycles	approximately 350-380 mA h g-1 after 300 cycles	—	approximately	Visual Estimate Approximate	main p.4, article p.11462 · Results and Discussion · Fig. 5a

Rate performance

CR2025 Li-S cell with Ni3(HITP)2-modified separator · Unknown

Discharge capacity tested at 0.1, 0.2, 0.5, 1, 2 and reverted 0.1 C.

Atmosphere: argon-filled glovebox for cell assembly
Geometry: CR2025 coin cell
Context: application cell with composite separator
Measurement source: main p.4, article p.11462 · Results and Discussion · Fig. 5b

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Modified separator initial capacity at 0.1 CMarked as a best value within this paper	1220.1 mA h g-1 at 0.1 C	—	—	Text Exact Reported	main p.4, article p.11462 · Results and Discussion · Fig. 5b
Modified separator capacity at 0.2 CMarked as a best value within this paper	1156.6 mA h g-1	—	—	Text Exact Reported	main p.4, article p.11462 · Results and Discussion · Fig. 5b
Modified separator capacity at 0.5 CMarked as a best value within this paper	1021.3 mA h g-1	—	—	Text Exact Reported	main p.4, article p.11462 · Results and Discussion · Fig. 5b
Modified separator capacity at 1 CMarked as a best value within this paper	863.7 mA h g-1	—	—	Text Exact Reported	main p.4, article p.11462 · Results and Discussion · Fig. 5b
Modified separator capacity at 2 CMarked as a best value within this paper	800.2 mA h g-1	—	—	Text Exact Reported	main p.4, article p.11462 · Results and Discussion · Fig. 5b
Modified separator recovered capacity at 0.1 CMarked as a best value within this paper	1008.0 mA h g-1	—	—	Text Exact Reported	main p.4, article p.11462 · Results and Discussion · Fig. 5b

Rate performance

CR2025 Li-S cell with PP separator · Unknown

Discharge capacity tested at 0.1, 0.2, 0.5, 1, 2 and reverted 0.1 C.

Atmosphere: argon-filled glovebox for cell assembly
Geometry: CR2025 coin cell
Context: application cell with PP separator control
Measurement source: main p.4, article p.11462 · Results and Discussion · Fig. 5b

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
PP separator initial capacity at 0.1 C	1007.1 mA h g-1	—	—	Text Exact Reported	main p.4, article p.11462 · Results and Discussion · Fig. 5b
PP separator capacity at 2 C	465.2 mA h g-1	—	—	Text Exact Reported	main p.4, article p.11462 · Results and Discussion · Fig. 5b
PP separator recovered capacity at 0.1 C	638.3 mA h g-1	—	—	Text Exact Reported	main p.4, article p.11462 · Results and Discussion · Fig. 5b