fig7

Figure 7. Ex-situ high-resolution XPS spectra of ZVNW-CC electrodes at different charge-discharge states: (A) V 2p. (B) Zn 2p. (C) O 1s.
Figure 7. Ex-situ high-resolution XPS spectra of ZVNW-CC electrodes at different charge-discharge states: (A) V 2p. (B) Zn 2p. (C) O 1s.
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