Fig. 1: Degradation mechanism and regeneration process of LFP cathodes. | Nature Communications

Fig. 1: Degradation mechanism and regeneration process of LFP cathodes.

From: Direct regeneration of degraded lithium-ion battery cathodes with a multifunctional organic lithium salt

Fig. 1

a Schematic of the degraded and restored crystal structures. b Li/P and Li/Fe molar ratio based on ICP-OES. c Fe 2p XPS spectrum of S-LFP and R-LFP-Li2DHBN. d XRD spectra of S-LFP and R-LFP-Li2DHBN. e TG-DTA, f 3D IR map, g IR contour plot of Li2DHBN based on TG-IR coupling measurements. h Schematic of the regeneration mechanism of S-LFP by using inorganic and organic lithium salts.

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