Electrochemistry Application — Conductive Metal−Organic Frameworks for Rechargeable LiOH-Based Li−O2 Batteries

13 measurement groups · 44 results

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

Cyclic voltammetry

Voltammetry

comparative M-HHTP and KB cathode set · Electrode

LOB cathodes in Ar, 2.0-4.5 V, scan rate 1 mV s-1.

Atmosphere: argon
Geometry: CR2032 Li-O2 coin cell cathodes
Context: composite cathodes
Measurement source: S13 (p013) · Figure S12 caption · Figure S12

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
CV response in argon	No reaction peak in Ar from 2.0 to 4.5 V.	—	—	Text Qualitative	12030 (p004) · 3. Results and Discussion · Figure S12

Cyclic voltammetry

Voltammetry

comparative M-HHTP and KB cathode set · Electrode

LOB cathodes in O2, 2.0-4.5 V, scan rate 1 mV s-1.

Atmosphere: oxygen
Geometry: CR2032 Li-O2 coin cell cathodes
Context: composite cathodes
Measurement source: 12030 (p004) · 3. Results and Discussion · Figure 3a

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
CV oxygen electrocatalysis responseMarked as a best value within this paper	M-HHTP cathodes show stronger reduction and oxidation peaks than KB; NiCo-HHTP is superior to monometallic Ni-HHTP and Co-HHTP.	—	—	Text Qualitative	12030 (p004) · 3. Results and Discussion · Figure 3a

Galvanostatic cycling

comparative M-HHTP and KB cathode set · Electrode

Air; 200 mA g-1; limited capacity 500 mA h g-1.

Atmosphere: air
Geometry: Li-O2 battery cathodes
Context: composite cathodes
Measurement source: 12033 (p007) · 3. Results and Discussion · Figure 7b

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Air cycling lifetime, Co-HHTP	175 h (35 cycles) until discharge voltage dropped to 2.30 V	175 h	—	Text Exact Reported	12033 (p007) · 3. Results and Discussion · Figure 7b
Air cycling lifetime, KB	35 h (7 cycles) until discharge voltage dropped to 2.30 V	35 h	—	Text Exact Reported	12033 (p007) · 3. Results and Discussion · Figure 7b
Air cycling lifetime, Ni-HHTP	80 h (16 cycles) until discharge voltage dropped to 2.30 V	80 h	—	Text Exact Reported	12033 (p007) · 3. Results and Discussion · Figure 7b
Air cycling lifetime, NiCo-HHTPMarked as a best value within this paper	450 h (90 cycles)	450 h	—	Text Exact Reported	12033 (p007) · 3. Results and Discussion · Figure 7b
Air cycling final discharge voltage, NiCo-HHTPMarked as a best value within this paper	around 2.76 V at the 90th cycle	—	around	Text Approximate	12033 (p007) · 3. Results and Discussion · Figure 7b

Galvanostatic cycling

comparative M-HHTP and KB cathode set · Electrode

LiFePO4 anode/counter electrode; humidified O2; 500 mA g-1; limited capacity 1000 mA h g-1.

Atmosphere: humidified O2
Geometry: Li-O2 battery with LiFePO4 replacing Li anode
Context: composite cathodes
Measurement source: 12033 (p007) · 3. Results and Discussion · Figure 7a

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Humid O2 cycling lifetime, Co-HHTP	14 cycles before discharge voltage dropped to 2.30 V	—	—	Text Exact Reported	12033 (p007) · 3. Results and Discussion · Figure 7a
Humid O2 cycling lifetime, KB	about 10 cycles from Figure 7a label	—	—	Figure Axis Approximate	12033 (p007) · Figure 7a · Figure 7a
Humid O2 cycling lifetime, Ni-HHTP	11 cycles before discharge voltage dropped to 2.30 V	—	—	Text Exact Reported	12033 (p007) · 3. Results and Discussion · Figure 7a
Humid O2 cycling lifetime, NiCo-HHTPMarked as a best value within this paper	36 cycles at 500 mA g-1 and 1000 mA h g-1	—	—	Text Exact Reported	12033 (p007) · 3. Results and Discussion · Figure 7a

Galvanostatic deep discharge-charge

Galvanostatic cycling

comparative M-HHTP and KB cathode set · Electrode

Initial deep discharge-charge in dry O2 at 100 mA g-1.

Atmosphere: dry O2
Geometry: Li-O2 battery cathodes
Context: composite cathodes
Measurement source: 12030 (p004) · 3. Results and Discussion · Figure 3b

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Dry O2 discharge capacity, Co-HHTP cathode	7491.2 mA h g-1 at 100 mA g-1	—	—	Text Exact Reported	12030 (p004) · 3. Results and Discussion · Figure 3b
Dry O2 discharge capacity, KB cathode	2953.7 mA h g-1 at 100 mA g-1	—	—	Text Exact Reported	12030 (p004) · 3. Results and Discussion · Figure 3b
Dry O2 discharge capacity, Ni-HHTP cathode	4986.8 mA h g-1 at 100 mA g-1	—	—	Text Exact Reported	12030 (p004) · 3. Results and Discussion · Figure 3b
Dry O2 discharge capacity, NiCo-HHTP cathodeMarked as a best value within this paper	9207.6 mA h g-1 at 100 mA g-1	—	—	Text Exact Reported	12030 (p004) · 3. Results and Discussion · Figure 3b

Galvanostatic deep discharge-charge

Galvanostatic cycling

comparative M-HHTP and KB cathode set · Electrode

Initial deep discharge-charge in humidified O2, RH about 65%, 100 mA g-1.

Atmosphere: humidified O2, RH about 65%
Geometry: Li-O2 battery cathodes
Context: composite cathodes
Measurement source: 12031 (p005) · 3. Results and Discussion · Figure 3c

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Humid O2 discharge capacity, Co-HHTP cathode	12,620.5 mA h g-1 at 100 mA g-1	—	—	Text Exact Reported	12031 (p005) · 3. Results and Discussion · Figure 3c
Humid O2 discharge capacity, KB cathode	9436.6 mA h g-1 at 100 mA g-1	—	—	Text Exact Reported	12031 (p005) · 3. Results and Discussion · Figure 3c
Humid O2 discharge capacity, Ni-HHTP cathode	10,705.1 mA h g-1 at 100 mA g-1	—	—	Text Exact Reported	12031 (p005) · 3. Results and Discussion · Figure 3c
Humid O2 discharge capacity, NiCo-HHTP cathodeMarked as a best value within this paper	17,845.9 mA h g-1 at 100 mA g-1	—	—	Text Exact Reported	12031 (p005) · 3. Results and Discussion · Figure 3c
Humid O2 overpotential, Co-HHTP cathode	1.26 V	—	—	Text Exact Reported	12031 (p005) · 3. Results and Discussion · Figure 3c
Humid O2 overpotential, KB cathode	1.61 V	—	—	Text Exact Reported	12031 (p005) · 3. Results and Discussion · Figure 3c
Humid O2 overpotential, Ni-HHTP cathode	1.31 V	—	—	Text Exact Reported	12031 (p005) · 3. Results and Discussion · Figure 3c
Humid O2 overpotential, NiCo-HHTP cathodeMarked as a best value within this paper	1.25 V	—	—	Text Exact Reported	12031 (p005) · 3. Results and Discussion · Figure 3c

Electrochemical impedance spectroscopy

Impedance spectroscopy

comparative M-HHTP and KB cathode set · Electrode

EIS of LOBs with different cathodes initially and at pristine/discharge/recharge stages.

Geometry: Li-O2 cells
Context: composite cathodes
Measurement source: S24-S25 (p024-p025) · Figures S23-S24 captions · Figures S23-S24

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Initial EIS charge-transfer trendMarked as a best value within this paper	NiCo-HHTP cathode exhibits slightly lower charge-transfer resistance than catalyst-free KB, Ni-HHTP and Co-HHTP cathodes.	—	—	Text Qualitative	12032 (p006) · 3. Results and Discussion · Figure S23

Galvanostatic deep discharge

Galvanostatic cycling

comparative M-HHTP and KB cathode set · Electrode

Li-O2 batteries with NixCoy-HHTP cathodes, dry O2, 100 mA g-1.

Atmosphere: dry O2
Geometry: CR2032 Li-O2 cell cathodes
Context: composite cathode optimisation
Measurement source: S2 (p002) · Figure S1 caption · Figure S1

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Ni1Co1-HHTP optimisation discharge capacityMarked as a best value within this paper	about 9200 mA h g-1 from Figure S1	—	—	Figure Axis Approximate	S2 (p002) · Figure S1 · Figure S1
Ni1Co2-HHTP optimisation discharge capacity	about 7500 mA h g-1 from Figure S1	—	—	Figure Axis Approximate	S2 (p002) · Figure S1 · Figure S1
Ni2Co1-HHTP optimisation discharge capacity	about 5000 mA h g-1 from Figure S1	—	—	Figure Axis Approximate	S2 (p002) · Figure S1 · Figure S1

SI comparison table

comparative M-HHTP and KB cathode set · Electrode

Table S1 discharge capacity comparison for LiOH-based LOBs.

Geometry: LiOH-based LOB cathodes
Context: this-work cathode results compared with literature
Measurement source: S30 (p030) · Table S1 · Table S1

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Table S1 this-work discharge capacity, Co-HHTP	12,620.5 mA h g-1 at 100 mA g-1	—	—	SI Table Exact Reported	S30 (p030) · Table S1 · Table S1
Table S1 this-work discharge capacity, Ni-HHTP	10,705.1 mA h g-1 at 100 mA g-1	—	—	SI Table Exact Reported	S30 (p030) · Table S1 · Table S1
Table S1 this-work discharge capacity, NiCo-HHTPMarked as a best value within this paper	17845.9 mA h g-1 at 100 mA g-1	—	—	SI Table Exact Reported	S30 (p030) · Table S1 · Table S1

Linear sweep voltammetry

Voltammetry

comparative M-HHTP and KB cathode set · Electrode

ORR and OER polarization curves at sweep rate 1 mV s-1.

Atmosphere: oxygen
Geometry: Li-O2 battery cathodes
Context: composite cathodes
Measurement source: S23 (p023) · Figure S22 caption · Figure S22

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
OER polarization trendMarked as a best value within this paper	NiCo-HHTP shows higher OER current response and lower onset oxidation potential than Co-HHTP, Ni-HHTP and KB.	—	—	Text Qualitative	12032 (p006) · 3. Results and Discussion · Figure S22b
ORR onset reduction potential, NiCo-HHTPMarked as a best value within this paper	2.92 V	—	—	Text Exact Reported	12032 (p006) · 3. Results and Discussion · Figure S22a

Charge voltage profile and XRD of Li2CO3-preloaded electrodes

X-ray diffraction and scattering

LiOH- or Li2CO3-preloaded M-HHTP electrodes · Electrode

Charged in Ar from OCV to 4.5 V at 0.05 mA cm-2.

Atmosphere: argon
Geometry: preloaded electrodes on nickel mesh
Context: preloaded composite electrodes
Measurement source: S22 (p022) · Figure S21 caption · Figure S21

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Li2CO3 decomposition efficiency, Co-HHTP	about 85.6% from OCV to 4.5 V	—	about	Text Approximate	12032 (p006) · 3. Results and Discussion · Figure S21a-c
Li2CO3 decomposition efficiency, Ni-HHTP	about 82.9% from OCV to 4.5 V	—	about	Text Approximate	12032 (p006) · 3. Results and Discussion · Figure S21a-c
Li2CO3 decomposition efficiency, NiCo-HHTPMarked as a best value within this paper	about 94.3% from OCV to 4.5 V	—	about	Text Approximate	12032 (p006) · 3. Results and Discussion · Figure S21a-c

Charge voltage profile and XRD of LiOH-preloaded electrodes

X-ray diffraction and scattering

LiOH- or Li2CO3-preloaded M-HHTP electrodes · Electrode

Charged in Ar from OCV to 4.3 V at 0.05 mA cm-2.

Atmosphere: argon
Geometry: preloaded electrodes on nickel mesh
Context: preloaded composite electrodes
Measurement source: S21 (p021) · Figure S20 caption · Figure S20

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
LiOH-preloaded electrode removal	Almost 100% removal of LiOH from OCV to 4.3 V for the three M-HHTP electrodes.	—	almost 100%	Text Approximate	12032 (p006) · 3. Results and Discussion · Figure S20

Rate capability test

comparative M-HHTP and KB cathode set · Electrode

LOB cathodes in humidified O2 at 100, 300 and 500 mA g-1.

Atmosphere: humidified O2
Geometry: Li-O2 battery cathodes
Context: composite cathodes
Measurement source: 12031 (p005) · 3. Results and Discussion · Figure 3d and Figure S13

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Rate capacity, Co-HHTP at 300 mA g-1	about 7400 mA h g-1 from Figure 3d	—	—	Figure Axis Approximate	12030 (p004) · Figure 3d · Figure 3d
Rate capacity, Co-HHTP at 500 mA g-1	about 3600 mA h g-1 from Figure 3d	—	—	Figure Axis Approximate	12030 (p004) · Figure 3d · Figure 3d
Rate capacity, KB at 300 mA g-1	about 5800 mA h g-1 from Figure 3d	—	—	Figure Axis Approximate	12030 (p004) · Figure 3d · Figure 3d
Rate capacity, KB at 500 mA g-1	about 2400 mA h g-1 from Figure 3d	—	—	Figure Axis Approximate	12030 (p004) · Figure 3d · Figure 3d
Rate capacity, Ni-HHTP at 300 mA g-1	about 6800 mA h g-1 from Figure 3d	—	—	Figure Axis Approximate	12030 (p004) · Figure 3d · Figure 3d
Rate capacity, Ni-HHTP at 500 mA g-1	about 3900 mA h g-1 from Figure 3d	—	—	Figure Axis Approximate	12030 (p004) · Figure 3d · Figure 3d
Rate capacity, NiCo-HHTP at 300 mA g-1Marked as a best value within this paper	10,853.9 mA h g-1	—	—	Text Exact Reported	12031 (p005) · 3. Results and Discussion · Figures 3d and S13
Rate capacity, NiCo-HHTP at 500 mA g-1Marked as a best value within this paper	6445.9 mA h g-1	—	—	Text Exact Reported	12031 (p005) · 3. Results and Discussion · Figures 3d and S13