Fig. 5
From: Charge and discharge profiles of repurposed LiFePO4 batteries based on the UL 1974 standard

Central tendency of the DCIRs R85 and R20. The distributions of R85 and R20 exhibit the central tendency. (a) For \({R}_{85}\), most values locate around the central value 0.0095 Ω (red arrow). (b) For \({R}_{20}\), most values locate around the central value 0.0165 Ω (blue arrow).