Electrochemistry Application — A Li+ conductive metal organic framework electrolyte boosts the high-temperature performance of dendrite-free lithium batteries

8 measurement groups · 32 results

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

Galvanostatic charge/discharge cycling

Galvanostatic cycling

Li/ILE@MOF/LiFePO4 cell · Electrode

Li/LiFePO4 cell, 2.7-4.2 V, 0.1 C, 60 deg C.

Temperature: 333
Geometry: CR2032 Li metal battery without separator
Context: Application cell with ILE@MOF electrolyte.
Measurement source: SI p2 · Assembly and performance testing of LMBs · Fig. S9-S11

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Li/LiFePO4 discharge capacity after 60 cyclesMarked as a best value within this paper	151 mA h g-1	—	—	Text Exact Reported	9533 · Application in lithium metal batteries · Fig. S9
Li/LiFePO4 coulombic efficiency after 60 cycles	99%	—	—	Text Exact Reported	9533 · Application in lithium metal batteries · Fig. S9
Li/LiFePO4 discharge plateau	approximately 3.4 V	—	—	Text Approximate	9533 · Application in lithium metal batteries · Fig. S10
ILE@MOF electrolyte coating thickness upper bound	5-10 um	—	range upper bound	Text Range	9534 · Application in lithium metal batteries · Fig. 3a
ILE@MOF electrolyte coating thickness lower bound	5-10 um	—	range lower bound	Text Range	9534 · Application in lithium metal batteries · Fig. 3a

Electrochemical impedance spectroscopy (EIS)

Impedance spectroscopy

Li/ILE@MOF/Li symmetric cell · Model

Time-dependent impedance response of Li/ILE@MOF/Li cell at 60 deg C over 15 days.

Temperature: 333
Geometry: Li/ILE@MOF/Li symmetric cell
Context: Li interface stability with composite electrolyte.
Measurement source: 9532 · Protection of the lithium metal anode · Fig. 2b

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Time to stable interface resistance	decrease over first 4 days, then constant during subsequent 15 days	—	—	Text Rounded Reported	9532 · Protection of the lithium metal anode · Fig. 2b

Li stripping/plating galvanostatic cycling

Galvanostatic cycling

Li/ILE@MOF/Li symmetric cell · Model

0.5 mA cm-2, 1 mAh cm-2 at 150 deg C; each cycle 2 h stripping and 2 h plating.

Temperature: 423
Geometry: Li/ILE@MOF/Li symmetric cell
Context: Composite electrolyte Li symmetric cell.
Measurement source: 9533 · Protection of the lithium metal anode · Fig. 2f

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Stable Li symmetric-cell duration at 150 deg CMarked as a best value within this paper	over 1200 h	—	>	Text Rounded Reported	9533 · Protection of the lithium metal anode · Fig. 2f
Overall overpotential at 150 deg CMarked as a best value within this paper	less than 700 mV	—	<	Text Approximate	9533 · Protection of the lithium metal anode · Fig. 2f

Li stripping/plating galvanostatic cycling

Galvanostatic cycling

Li/ILE@MOF/Li symmetric cell · Model

0.5 mA cm-2, 0.5 mAh cm-2 at 60 deg C; each cycle 1 h stripping and 1 h plating.

Temperature: 333
Geometry: Li/ILE@MOF/Li symmetric cell
Context: Composite electrolyte Li symmetric cell.
Measurement source: 9533 · Protection of the lithium metal anode · Fig. 2d

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Li/ILE/Li control overpotential at 60 deg C	approximately 25 mV	—	—	Text Approximate	9533 · Protection of the lithium metal anode · Fig. S5b
Li/ILE/Li control failure time	over a span of 260 h	—	—	Text Rounded Reported	9533 · Protection of the lithium metal anode · Fig. S5b
Li stripping/plating current density at 60 deg C	0.5 mA cm-2	—	—	Caption Exact Reported	9533 · Fig. 2 caption · Fig. 2d
Initial overpotential at 60 deg C	approximately 220 mV	—	—	Text Approximate	9533 · Protection of the lithium metal anode · Fig. 2d
Stable Li symmetric-cell duration at 60 deg C	1600 h	—	—	Text Exact Reported	9533 · Protection of the lithium metal anode · Fig. 2d

Linear sweep voltammetry (LSV) and cyclic voltammetry (CV)

Voltammetry

Optimised ILE@MOF ionogel, 1.5 g ILE per 1.0 g MOF · Thin Film

Li/ILE@MOF/SS cell; LSV at 0.1 mV s-1; CV from -0.5 to 0.5 V vs Li/Li+ at 0.1 mV s-1.

Temperature: 333
Geometry: Li/ILE@MOF/stainless steel
Context: Composite electrolyte electrochemical stability.
Measurement source: 9533 · Protection of the lithium metal anode · Fig. 2c

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
CV oxidation/plating peak	+0.25 V vs Li/Li+	—	—	Text Exact Reported	9532 · Protection of the lithium metal anode · Fig. 2c inset
CV reduction/stripping peak	-0.25 V vs Li/Li+	—	—	Text Exact Reported	9532 · Protection of the lithium metal anode · Fig. 2c inset
Oxidation potentialMarked as a best value within this paper	approximately 5.4 V vs Li/Li+	—	—	Text Approximate	9532 · Protection of the lithium metal anode · Fig. 2c

Galvanostatic charge/discharge cycling

Galvanostatic cycling

Li/ILE@MOF/Li4Ti5O12 cell · Electrode

Li/Li4Ti5O12 cell, 1.0-2.5 V, 1.0 C at 150 deg C; room-temperature profile also shown at 0.1 C.

Temperature: 423
Geometry: CR2032 Li metal battery without separator
Context: Application cell with ILE@MOF electrolyte.
Measurement source: SI p2 · Assembly and performance testing of LMBs · Fig. 3g; Fig. S16-S17

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Li/Li4Ti5O12 discharge capacity at 150 deg CMarked as a best value within this paper	nearly constant at 165 mA h g-1 for more than 25 cycles	—	~	Text Approximate	9535 · Application in lithium metal batteries · Fig. 3g; Fig. S17
Li/Li4Ti5O12 coulombic efficiency	95%	—	—	Text Exact Reported	9535 · Application in lithium metal batteries · Fig. S17

Galvanostatic charge/discharge cycling

Galvanostatic cycling

Li/ILE@MOF/LiNi0.33Mn0.33Co0.33O2 cell · Electrode

Li/LiNi0.33Mn0.33Co0.33O2 cells, 2.8-4.2 V, 2.0 C, 60/90/120/150 deg C.

Temperature: 333-423
Geometry: CR2032 Li metal battery without separator
Context: Application cell with ILE@MOF electrolyte.
Measurement source: SI p2 · Assembly and performance testing of LMBs · Fig. 3c-d; Fig. S12-S15

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Li/LiNi0.33Mn0.33Co0.33O2 discharge capacity at 150 deg C	143 mA h g-1 at 2.0C	—	—	Text Exact Reported	9534 · Application in lithium metal batteries · Fig. 3c
Li/LiNi0.33Mn0.33Co0.33O2 table capacity at 150 deg CMarked as a best value within this paper	143.5 at 2.0 C	—	—	SI Table Exact Reported	SI p12 · Table S2 · Table S2
NMC111 discharge capacity after 50 cycles at 120 deg C	100.8 mA h g-1 after 50 cycles	—	—	Text Exact Reported	9534 · Application in lithium metal batteries · Fig. 3d
NMC111 coulombic efficiency at 60 and 90 deg C	98%	—	—	Text Exact Reported	9534 · Application in lithium metal batteries · Fig. 3d
NMC111 CV peak, Li extraction	3.70 V	—	—	Text Exact Reported	9534 · Application in lithium metal batteries · Fig. S12
NMC111 CV peak, Li insertion	3.95 V	—	—	Text Exact Reported	9534 · Application in lithium metal batteries · Fig. S12
NMC111 initial discharge capacity at 120 deg CMarked as a best value within this paper	147.3 mA h g-1	—	—	Text Exact Reported	9534 · Application in lithium metal batteries · Fig. 3d
NMC111 initial discharge capacity at 60 deg C	111.4 mA h g-1	—	—	Text Exact Reported	9534 · Application in lithium metal batteries · Fig. 3d
NMC111 initial discharge capacity at 90 deg C	128.8 mA h g-1	—	—	Text Exact Reported	9534 · Application in lithium metal batteries · Fig. 3d

Galvanostatic charge/discharge cycling

Galvanostatic cycling

Li/ILE@MOF/LiNi0.8Mn0.1Co0.1O2 cell · Electrode

Li/LiNi0.8Mn0.1Co0.1O2 cell, 2.7-4.3 V, 2.0 C, 150 deg C.

Temperature: 423
Geometry: CR2032 Li metal battery without separator
Context: Application cell with ILE@MOF electrolyte.
Measurement source: SI p2 · Assembly and performance testing of LMBs · Fig. 3f

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
NMC811 third-cycle capacity retention	85.9% of the initial capacity	—	—	Text Exact Reported	9534-9535 · Application in lithium metal batteries · Fig. 3f
NMC811 retained capacity at third cycleMarked as a best value within this paper	137.3 mA h g-1 during the third cycle	—	—	Text Exact Reported	9534-9535 · Application in lithium metal batteries · Fig. 3f
NMC811 ILE/Celgard control at 150 deg C	failed to perform even once at 150 deg C	—	—	Qualitative Qualitative	9535 · Application in lithium metal batteries
NMC811 charge/discharge lower voltage	2.5 V vs Li/Li+	—	—	Text Exact Reported	9534-9535 · Application in lithium metal batteries · Fig. 3f
NMC811 charge/discharge upper voltage	4.3 V vs Li/Li+	—	—	Text Exact Reported	9534-9535 · Application in lithium metal batteries · Fig. 3f