Fig. 13. (a) HAADF-STEM image of cycled NFM. (b) XRD pattern and Rietveld refinement of KT-NFM and its inset crystallographic structure. (c) pDOS of NFM and KT-NFM. (d) TM migration paths from 3a–8a–3b sites in NFM (left) and KT-NFM (right). (e) Relative site energies of Ni migration in optimized structures of NFM and KT-NFM. (f and g) Proposed mechanism for inhibition of cation migration. (a)–(g) are reprinted with permission from ref. 98. Copyright 2024 Wiley.
