Fig. 2: Microstructure characterization of the degraded and restored LFP cathodes. | Nature Communications

Fig. 2: Microstructure characterization of the degraded and restored LFP cathodes.

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

Fig. 2

a HRTEM image, b–d enlarged figures, e line profiles in d and f, g fast Fourier transform (FFT) images of S-LFP. h HRTEM, i enlarged figure, j line profiles in i and k SAED pattern of R-LFP-Li2DHBN. l Schematic of the LFP crystal structure viewed along [001]. m, n HAADF-STEM images and EDS maps of S-LFP and R-LFP-Li2DHBN. In-depth Fe 2p XPS spectrum of o S-LFP and p R-LFP-Li2DHBN.

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