Fig. 5: The charge storage mechanism of MOF-HHTQ. | Nature Communications

Fig. 5: The charge storage mechanism of MOF-HHTQ.

From: Electronic band structure engineering of π-d conjugated metal-organic framework for sodium organic batteries

Fig. 5: The charge storage mechanism of MOF-HHTQ.

a Three-step anion and cation co-storage mechanism for Cu-HHTQ. b The simulated voltage platforms of Cu-HHTQ. c The changes in spin-charge density of Cu-HHTQ and Ni-HHTQ during the discharging process. d Schematic showing the P1 diffusion path and (e) corresponding diffusion energy barrier. f Schematic showing the P2 diffusion path and (g) corresponding diffusion energy barrier.

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