Electrochemistry Application — Ordered layered manganese-based metal–organic frameworks induce 2D growth of discharge products via LiO2 adsorbent for high performance lithium–oxygen batteries

23 measurement groups · 30 results

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

cyclic voltammetry (CV)

Voltammetry

Mn-MOF-140 C air cathode · Electrode

LOB air electrode working electrode, lithium foil auxiliary/reference, 2.0-4.5 V window, scan rate 0.1 mV/s

Geometry: 2032 button-type lithium-oxygen battery air cathode
Context: composite electrode containing Mn-MOF catalyst
Measurement source: 6 · Results and discussion · Figure 3a

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
OER onset potentialMarked as a best value within this paper	3.83 V	—	—	Text Exact Reported	6 · Results and discussion · Figure 3a
ORR potentialMarked as a best value within this paper	2.43 V	—	—	Text Exact Reported	6 · Results and discussion · Figure 3a
additional CV scan rates	0.3 and 0.5 mV/s CV curves in SI Figure S1	—	—	Caption Qualitative	Supporting information · Figure S1

constant-current charge-discharge cycling

Galvanostatic cycling

Mn-MOF-120 C air cathode · Electrode

0.1 mA/cm2 current density, limiting specific discharge capacity 500 mAh/g

Geometry: 2032 button-type lithium-oxygen battery air cathode
Context: composite air cathode containing Mn-MOF catalyst, Super-P, Nafion, PTFE-treated carbon paper
Measurement source: 4 · Supporting Information · Figure S3a

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
charge-discharge cycles shown	45 cycles at 0.1 mA/cm2 and 500 mAh/g cutoff	—	—	Figure Axis Rounded Reported	4 · Supporting Information · Figure S3a

constant-current charge-discharge cycling

Galvanostatic cycling

Mn-MOF-120 C air cathode · Electrode

2.0-4.5 V, 0.2 mA/cm2 current density, limiting specific discharge capacity 500 mAh/g

Geometry: 2032 button-type lithium-oxygen battery air cathode
Context: composite air cathode containing Mn-MOF catalyst, Super-P, Nafion, PTFE-treated carbon paper
Measurement source: 7 · Results and discussion · Figure 4b

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
charge-discharge cycles shown	92 cycles at 0.2 mA/cm2 and 500 mAh/g cutoff	—	—	Figure Axis Rounded Reported	7 · Results and discussion · Figure 4b

constant-current charge-discharge cycling

Galvanostatic cycling

Mn-MOF-140 C air cathode · Electrode

0.1 mA/cm2 current density, limiting specific discharge capacity 500 mAh/g

Atmosphere: lithium-oxygen battery assembled in high-purity argon glove box; tested as LOB
Geometry: 2032 button-type LOB
Context: composite electrode containing Mn-MOF catalyst
Measurement source: 8 · Results and discussion · Figure S3a-e

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
stable charge-discharge cyclesMarked as a best value within this paper	66 stable cycles at 0.1 mA/cm2 and 500 mAh/g cutoff	—	—	Text Exact Reported	8 · Results and discussion · Figure S3a-e

constant-current charge-discharge cycling

Galvanostatic cycling

Mn-MOF-140 C air cathode · Electrode

2.0-4.5 V, 0.2 mA/cm2 current density, limiting specific discharge capacity 500 mAh/g

Atmosphere: lithium-oxygen battery assembled in high-purity argon glove box; tested as LOB
Geometry: 2032 button-type LOB
Context: composite electrode containing Mn-MOF catalyst
Measurement source: 8 · Results and discussion · Figure 4b-f

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
stable charge-discharge cyclesMarked as a best value within this paper	140 cycles at 0.2 mA/cm2 and 500 mAh/g cutoff	—	—	Text Exact Reported	8 · Results and discussion · Figure 4b-f

constant-current charge-discharge cycling

Galvanostatic cycling

Mn-MOF-160 C air cathode · Electrode

0.1 mA/cm2 current density, limiting specific discharge capacity 500 mAh/g

Geometry: 2032 button-type lithium-oxygen battery air cathode
Context: composite air cathode containing Mn-MOF catalyst, Super-P, Nafion, PTFE-treated carbon paper
Measurement source: 5 · Supporting Information · Figure S3c

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
charge-discharge cycles shown	44 cycles at 0.1 mA/cm2 and 500 mAh/g cutoff	—	—	Figure Axis Rounded Reported	5 · Supporting Information · Figure S3c

constant-current charge-discharge cycling

Galvanostatic cycling

Mn-MOF-160 C air cathode · Electrode

2.0-4.5 V, 0.2 mA/cm2 current density, limiting specific discharge capacity 500 mAh/g

Geometry: 2032 button-type lithium-oxygen battery air cathode
Context: composite air cathode containing Mn-MOF catalyst, Super-P, Nafion, PTFE-treated carbon paper
Measurement source: 7 · Results and discussion · Figure 4d

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
charge-discharge cycles shown	131 cycles at 0.2 mA/cm2 and 500 mAh/g cutoff	—	—	Figure Axis Rounded Reported	7 · Results and discussion · Figure 4d

constant-current charge-discharge cycling

Galvanostatic cycling

Mn-MOF-180 C air cathode · Electrode

0.1 mA/cm2 current density, limiting specific discharge capacity 500 mAh/g

Geometry: 2032 button-type lithium-oxygen battery air cathode
Context: composite air cathode containing Mn-MOF catalyst, Super-P, Nafion, PTFE-treated carbon paper
Measurement source: 5 · Supporting Information · Figure S3d

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
charge-discharge cycles shown	53 cycles at 0.1 mA/cm2 and 500 mAh/g cutoff	—	—	Figure Axis Rounded Reported	5 · Supporting Information · Figure S3d

constant-current charge-discharge cycling

Galvanostatic cycling

Mn-MOF-180 C air cathode · Electrode

2.0-4.5 V, 0.2 mA/cm2 current density, limiting specific discharge capacity 500 mAh/g

Geometry: 2032 button-type lithium-oxygen battery air cathode
Context: composite air cathode containing Mn-MOF catalyst, Super-P, Nafion, PTFE-treated carbon paper
Measurement source: 7 · Results and discussion · Figure 4e

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
charge-discharge cycles shown	115 cycles at 0.2 mA/cm2 and 500 mAh/g cutoff	—	—	Figure Axis Rounded Reported	7 · Results and discussion · Figure 4e

constant-current charge-discharge cycling

Galvanostatic cycling

Mn-MOF-200 C air cathode · Electrode

0.1 mA/cm2 current density, limiting specific discharge capacity 500 mAh/g

Geometry: 2032 button-type lithium-oxygen battery air cathode
Context: composite air cathode containing Mn-MOF catalyst, Super-P, Nafion, PTFE-treated carbon paper
Measurement source: 6 · Supporting Information · Figure S3e

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
charge-discharge cycles shown	50 cycles at 0.1 mA/cm2 and 500 mAh/g cutoff	—	—	Figure Axis Rounded Reported	6 · Supporting Information · Figure S3e

constant-current charge-discharge cycling

Galvanostatic cycling

Mn-MOF-200 C air cathode · Electrode

2.0-4.5 V, 0.2 mA/cm2 current density, limiting specific discharge capacity 500 mAh/g

Geometry: 2032 button-type lithium-oxygen battery air cathode
Context: composite air cathode containing Mn-MOF catalyst, Super-P, Nafion, PTFE-treated carbon paper
Measurement source: 7 · Results and discussion · Figure 4f

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
charge-discharge cycles shown	89 cycles at 0.2 mA/cm2 and 500 mAh/g cutoff	—	—	Figure Axis Rounded Reported	7 · Results and discussion · Figure 4f

constant-current charge-discharge cycling

Galvanostatic cycling

commercial MnO2 air cathode · Electrode

0.2 mA/cm2 current density, limiting specific discharge capacity 500 mAh/g

Geometry: commercial MnO2 LOB cathode
Context: non-MOF control cathode
Measurement source: Supporting information · Figure S2

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
stable charge-discharge cycles	90 cycles	—	—	Text Exact Reported	8 · Results and discussion · Figure S2

galvanostatic discharge

Galvanostatic cycling

Mn-MOF-120 C air cathode · Electrode

LOB discharge at 0.1 mA/cm2 current density; capacity read from Figure 4a axis

Geometry: 2032 button-type lithium-oxygen battery air cathode
Context: composite air cathode containing Mn-MOF catalyst, Super-P, Nafion, PTFE-treated carbon paper
Measurement source: 7 · Results and discussion · Figure 4a

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
specific discharge capacity	about 4850 mAh/g at 0.1 mA/cm2 from Figure 4a	—	visual estimate from plotted curve	Visual Estimate Approximate	7 · Results and discussion · Figure 4a

galvanostatic discharge

Galvanostatic cycling

Mn-MOF-140 C air cathode · Electrode

LOB discharge at 0.1 mA/cm2 current density

Geometry: 2032 button-type LOB; air electrode d = 14 mm; total load 1 mg
Context: composite electrode containing Mn-MOF catalyst
Measurement source: 8 · Results and discussion · Figure 4a

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
specific discharge capacityMarked as a best value within this paper	5578 mAh/g at 0.1 mA/cm2	—	—	Text Exact Reported	8 · Results and discussion · Figure 4a

galvanostatic discharge

Galvanostatic cycling

Mn-MOF-160 C air cathode · Electrode

LOB discharge at 0.1 mA/cm2 current density; capacity read from Figure 4a axis

Geometry: 2032 button-type lithium-oxygen battery air cathode
Context: composite air cathode containing Mn-MOF catalyst, Super-P, Nafion, PTFE-treated carbon paper
Measurement source: 7 · Results and discussion · Figure 4a

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
specific discharge capacity	about 5300 mAh/g at 0.1 mA/cm2 from Figure 4a	—	visual estimate from plotted curve	Visual Estimate Approximate	7 · Results and discussion · Figure 4a

galvanostatic discharge

Galvanostatic cycling

Mn-MOF-180 C air cathode · Electrode

LOB discharge at 0.1 mA/cm2 current density; capacity read from Figure 4a axis

Geometry: 2032 button-type lithium-oxygen battery air cathode
Context: composite air cathode containing Mn-MOF catalyst, Super-P, Nafion, PTFE-treated carbon paper
Measurement source: 7 · Results and discussion · Figure 4a

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
specific discharge capacity	about 5150 mAh/g at 0.1 mA/cm2 from Figure 4a	—	visual estimate from plotted curve	Visual Estimate Approximate	7 · Results and discussion · Figure 4a

galvanostatic discharge

Galvanostatic cycling

Mn-MOF-200 C air cathode · Electrode

LOB discharge at 0.1 mA/cm2 current density; capacity read from Figure 4a axis

Geometry: 2032 button-type lithium-oxygen battery air cathode
Context: composite air cathode containing Mn-MOF catalyst, Super-P, Nafion, PTFE-treated carbon paper
Measurement source: 7 · Results and discussion · Figure 4a

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
specific discharge capacity	about 4700 mAh/g at 0.1 mA/cm2 from Figure 4a	—	visual estimate from plotted curve	Visual Estimate Approximate	7 · Results and discussion · Figure 4a

electrochemical impedance spectroscopy (EIS)

Impedance spectroscopy

Mn-MOF-120 C air cathode · Electrode

100 kHz to 10 mHz, amplitude 5 mV; fitted charge-transfer resistance and lithium-ion diffusion coefficient

Geometry: LOB air cathode
Context: composite electrode containing Mn-MOF catalyst
Measurement source: 6-7 · Electrochemical measurements; Results and discussion · Figure 3b,c; Table 2

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
lithium-ion diffusion coefficient	2.31 x 10^-14 cm2/s	2.31e-18 m2/s	—	Table Exact Reported	7 · Results and discussion · Table 2
charge-transfer resistance Rct	775 ohm	775 ohm	—	Table Exact Reported	7 · Results and discussion · Table 2

electrochemical impedance spectroscopy (EIS)

Impedance spectroscopy

Mn-MOF-140 C air cathode · Electrode

100 kHz to 10 mHz, amplitude 5 mV; fitted charge-transfer resistance and lithium-ion diffusion coefficient

Geometry: LOB air cathode
Context: composite electrode containing Mn-MOF catalyst
Measurement source: 6-7 · Results and discussion · Figure 3b,c; Table 2

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
lithium-ion diffusion coefficientMarked as a best value within this paper	9.13 x 10^-13 cm2/s	9.13e-17 m2/s	—	Table Exact Reported	6-7 · Results and discussion · Table 2
charge-transfer resistance RctMarked as a best value within this paper	266 ohm	266 ohm	—	Table Exact Reported	7 · Results and discussion · Table 2

electrochemical impedance spectroscopy (EIS)

Impedance spectroscopy

Mn-MOF-160 C air cathode · Electrode

100 kHz to 10 mHz, amplitude 5 mV; fitted charge-transfer resistance and lithium-ion diffusion coefficient

Geometry: LOB air cathode
Context: composite electrode containing Mn-MOF catalyst
Measurement source: 7 · Results and discussion · Table 2

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
lithium-ion diffusion coefficient	3.60 x 10^-13 cm2/s	3.6e-17 m2/s	—	Table Exact Reported	7 · Results and discussion · Table 2
charge-transfer resistance Rct	315 ohm	315 ohm	—	Table Exact Reported	7 · Results and discussion · Table 2

electrochemical impedance spectroscopy (EIS)

Impedance spectroscopy

Mn-MOF-180 C air cathode · Electrode

100 kHz to 10 mHz, amplitude 5 mV; fitted charge-transfer resistance and lithium-ion diffusion coefficient

Geometry: LOB air cathode
Context: composite electrode containing Mn-MOF catalyst
Measurement source: 7 · Results and discussion · Table 2

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
lithium-ion diffusion coefficient	3.49 x 10^-13 cm2/s	3.49e-17 m2/s	—	Table Exact Reported	7 · Results and discussion · Table 2
charge-transfer resistance Rct	403 ohm	403 ohm	—	Table Exact Reported	7 · Results and discussion · Table 2

electrochemical impedance spectroscopy (EIS)

Impedance spectroscopy

Mn-MOF-200 C air cathode · Electrode

100 kHz to 10 mHz, amplitude 5 mV; fitted charge-transfer resistance and lithium-ion diffusion coefficient

Geometry: LOB air cathode
Context: composite electrode containing Mn-MOF catalyst
Measurement source: 7 · Results and discussion · Table 2

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
lithium-ion diffusion coefficient	1.27 x 10^-13 cm2/s	1.27e-17 m2/s	—	Table Exact Reported	7 · Results and discussion · Table 2
charge-transfer resistance Rct	569 ohm	569 ohm	—	Table Exact Reported	7 · Results and discussion · Table 2

linear sweep voltammetry (LSV) and Tafel analysis

Voltammetry Tafel and polarisation analysis

Mn-MOF-140 C air cathode · Electrode

standard three-electrode system in 1 M KOH alkaline conditions

Geometry: air cathode in three-electrode OER test
Context: composite electrode containing Mn-MOF catalyst
Measurement source: 7 · Results and discussion · Figure 3d,e

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Tafel slopeMarked as a best value within this paper	227.42 mV dec-1	0.22742 V/dec	—	Text Exact Reported	7 · Results and discussion · Figure 3e