Fig. 6: Morphological and microstructural evolution and thermal stability.
From: Multicationic interactions mitigating lattice strain in sodium layered cathodes
HAADF-STEM and the corresponding FFT images of (a) NFM and (b) CFTS5 cathodes after 100 cycles. Strain state of cycled (c) NFM and (d) CFTS5 obtained by geometrical phase analysis (GPA). e Ex-situ DSC profile. Ex-situ XRD patterns of (f) NFM and (g) CFTS5 cathodes. h XPS spectra of C 1 s. (i) TOF-SIMS 3D images of cycled electrodes.
