Electrochemistry Application — High performance Li-, Na-, and K-ion storage in electrically conducting coordination polymers

5 measurement groups · 30 results

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

Galvanostatic full-cell cycling

Galvanostatic cycling

Li2-Co-PTtSA/graphite full cell · Electrode

Li2-Co-PTtSA cathode paired with graphite anode using LP30, 1 M LiPF6 in EC/DMC 1:1 vol%, cycled at 0.5C.

Temperature: 295
Geometry: Li-ion full cell with graphite anode
Context: application device using pristine CP-derived composite cathode
Measurement source: p008 / article p.3930 · Results and discussion · Figure 6

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Li2-Co-PTtSA/graphite full-cell reversible capacity	103 mA h g^-1 based on Li2-Co-PTtSA active mass	—	—	Text Exact Reported	p008 / article p.3930 · Results and discussion · Figure 6B
Li2-Co-PTtSA/graphite full-cell coulombic efficiency after formation	CE stabilizes above 98% after first 5 cycles	—	above	Text Approximate	p008 / article p.3930 · Results and discussion · Figure 6C
Li2-Co-PTtSA/graphite full-cell retention over 200 cycles	86% retained capacity over 200 cycles	—	—	Text Exact Reported	p008 / article p.3930 · Results and discussion · Figure 6C
Li2-Co-PTtSA/graphite full-cell average output voltageMarked as a best value within this paper	approximately 3 V	—	~	Text Approximate	p008 / article p.3930 · Results and discussion · Figure 6B

Galvanostatic cycling under low-earth-orbit thermal-vacuum stress

Galvanostatic cycling

Li2-Co-PTtSA half-cell cathode electrode · Electrode

Cells first cycled 40 cycles at room temperature, then placed in homemade vacuum chamber down to 10^-8 Pa with stepped 2 h thermal ramps at 50, 60, and 70 C.

Temperature: 323, 333, 343
Atmosphere: high vacuum down to 10^-8 Pa
Geometry: Li2-Co-PTtSA half cell in thermal-vacuum chamber
Context: composite electrode using pristine CP active material
Measurement source: p007 / article p.3929 · Results and discussion · Figure 4E

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Capacity retention during LEO thermal-vacuum stress	more than 85% of initial capacity retained	—	more than	Text Approximate	p007 / article p.3929 · Results and discussion · Figure 4E

Galvanostatic cycling and rate capability in Li half cells

Galvanostatic cycling

Li2-Co-PTtSA half-cell cathode electrode · Electrode

Li2-Co-PTtSA composite cathodes cycled versus Li metal at rates from C/5 to 10C, with variable carbon content and mass loading.

Temperature: 295
Geometry: Li metal half-cell
Context: composite electrode using pristine CP active material
Measurement source: p006 / article p.3928 · Results and discussion · Figure 4A-D

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Mass loading without obvious capacity decrease	excellent cell performance up to 30 mg cm^-2 loading with no obvious capacity decrease	—	—	Text Exact Reported	p006 / article p.3928 · Results and discussion · Figure 4D
Li2-Co-PTtSA long-term retention at 5CMarked as a best value within this paper	96.5% capacity retention over 1000 cycles at 5C	—	—	Text Exact Reported	p006 / article p.3928 · Results and discussion · Figure 4B
High active material content tolerated	80 wt% active material content in Table S1 this-work Li2-TM-PTtSA electrodes	—	—	SI Table Exact Reported	p009 / SI p.9 · Table S1 · Table S1
Li2-Co-PTtSA capacity after 100 cycles at C/5	97 mA h g^-1 after 100 cycles	—	—	Text Exact Reported	p006 / article p.3928 · Results and discussion · Figure 4A
Li2-Co-PTtSA capacity decay per cycle at 5CMarked as a best value within this paper	0.0035% capacity decay per cycle	—	—	Text Exact Reported	p006 / article p.3928 · Results and discussion · Figure 4B
High mass loading toleratedMarked as a best value within this paper	50 mg cm^-2 mass loading in Table S1 this-work Li2-TM-PTtSA electrodes	—	—	SI Table Exact Reported	p009 / SI p.9 · Table S1 · Table S1
Li2-Co-PTtSA capacity at 10CMarked as a best value within this paper	83.5 mA h g^-1 at 10C	—	—	Text Exact Reported	p006 / article p.3928 · Results and discussion · Figure 4A inset
Li2-Co-PTtSA nominal capacity retained at 10CMarked as a best value within this paper	86% of initial capacity retained at 10C	—	—	Text Exact Reported	p006 / article p.3928 · Results and discussion · Figure 4A inset
Li2-Co-PTtSA capacity retention after 100 cycles	over 96% capacity retention after 100 cycles	—	over	Text Approximate	p006 / article p.3928 · Results and discussion · Figure 4A
Li2-TM-PTtSA achieved reversible capacity	100 mA h g^-1	—	—	SI Table Exact Reported	p009 / SI p.9 · Table S1 · Table S1
Li2-TM-PTtSA electrode specific energyMarked as a best value within this paper	256 Wh kg^-1	—	—	SI Table Exact Reported	p009 / SI p.9 · Table S1 · Table S1
Polarisation penalty at 50 mg cm^-2	approximately 100 mV higher polarisation at 50 mg cm^-2	—	~	Text Approximate	p007 / article p.3929 · Results and discussion · Figure 4D

Galvanostatic charge-discharge and differential capacity in Li half cells

Galvanostatic cycling

Li2-TM-PTtSA Li half-cell electrode set · Electrode

2032 coin cells with Li metal counter/reference, glass microfiber separators, 1 M LiTFSI in PC electrolyte, nominal 22 C.

Temperature: 295
Geometry: Li metal half-cell
Context: composite electrodes containing CP active material, carbon, and PTFE
Measurement source: p006 / SI p.6 · Half-cell assembly and testing · Figure 3A; Figure S11

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Li2-Co-PTtSA average redox potentialMarked as a best value within this paper	3.13 V vs Li+/Li	—	—	Text Exact Reported	p005 / article p.3927 · Results and discussion · Figure 3; Figure S11
Li2-Co-PTtSA higher redox plateauMarked as a best value within this paper	3.40 V vs Li+/Li	—	—	Text Exact Reported	p005 / article p.3927 · Results and discussion · Figure 3A,D
Li2-Co-PTtSA lower redox plateauMarked as a best value within this paper	2.85 V vs Li+/Li	—	—	Text Exact Reported	p005 / article p.3927 · Results and discussion · Figure 3A,D
Li2-Fe-PTtSA average redox potential	3.07 V vs Li+/Li	—	—	Text Exact Reported	p005 / article p.3927 · Results and discussion · Figure 3; Figure S11
Li2-Mn-PTtSA average redox potential	3.05 V vs Li+/Li	—	—	Text Exact Reported	p005 / article p.3927 · Results and discussion · Figure 3; Figure S11

Galvanostatic charge-discharge and cycling in Na and K half cells

Galvanostatic cycling

Na2-Co-PTtSA and K2-Co-PTtSA half-cell electrode set · Electrode

Na2-Co-PTtSA tested versus Na metal with 1 M NaPF6 EC/DEC; K2-Co-PTtSA tested versus K metal with KTFSI:EMIM-TFSI 1:9 electrolyte.

Temperature: 295
Geometry: Na or K metal half-cell
Context: composite electrodes using pristine CP active materials
Measurement source: p006 / SI p.6 · Half-cell assembly and testing · Figure 4F-H

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
K2-Co-PTtSA average working redox potentialMarked as a best value within this paper	3.25 V vs K+/K	—	—	Text Exact Reported	p005 / article p.3927 · Results and discussion · Figure 3C,D
K2-Co-PTtSA achieved reversible capacity	83 mA h g^-1	—	—	SI Table Exact Reported	p009 / SI p.9 · Table S1 · Table S1
K2-Co-PTtSA electrode specific energy	215 Wh kg^-1	—	—	SI Table Exact Reported	p009 / SI p.9 · Table S1 · Table S1
K2-Co-PTtSA cycling retention	82%, 100 cycles, 0.2C	—	—	SI Table Exact Reported	p009 / SI p.9 · Table S1 · Table S1
Na2-Co-PTtSA average working redox potential	2.93 V vs Na+/Na	—	—	Text Exact Reported	p005 / article p.3927 · Results and discussion · Figure 3B,D
Na2-Co-PTtSA achieved reversible capacity	94 mA h g^-1	—	—	SI Table Exact Reported	p009 / SI p.9 · Table S1 · Table S1
Na2-Co-PTtSA electrode specific energy	240 Wh kg^-1	—	—	SI Table Exact Reported	p009 / SI p.9 · Table S1 · Table S1
Na2-Co-PTtSA cycling retentionMarked as a best value within this paper	99%, 100 cycles, 0.2C	—	—	SI Table Exact Reported	p009 / SI p.9 · Table S1 · Table S1