How reliable is coin-cell-based ranking of Li anode Coulombic efficiency?
same cell
EIS
Betar Gallant
2026-08-13 14:30
How reliable is coin-cell-based ranking of Li anode Coulombic efficiency?
same cell
Experiment Metadata
Visibility
public
Electrolyte
1 M LiPF6 in EC DEC (1:1 vol)1 M LiPF6 in EC DMC (1:1 vol)1 M LiTFSI in DOL DME (1:1 vol) + 1 wt% LiNO31 M LiFSI in DME4 M LiFSI in DME1.37 M LiFSI in DMC TTE (3:7 vol)1.65 M LiFSI in DME BTFE (1.2:3 mol)1.49 M LiFSI in DME TTE (1.2:3 mol)
Temperature C
25.0
Anode Material
Li metal (600 µm chips, MTI)
Publication Doi
10.1016/j.joule.2025.101963
Number Of Cycles
10 (modified Aurbach protocol); up to 50 (constant-capacity cycling)
Cathode Material
Cu foil; 15 mm diameter, ~20 µm thick
Institution Code
ESRA
Electrode Area Cm2
1.767
Voltage Window — Lower
-1.0
Voltage Window — Upper
1.0
Theoretical Capacity Mah
3860.0
Current / C-Rate / Protocol Summary
Modified Aurbach protocol: j = 0.5 mA/cm², Q_reservoir = 5.0 mAh/cm², N = 10 cycles before final stripping; also constant-capacity cycling at j = 0.5 mA/cm², Q_cycling = 1.0 mAh/cm²
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