fig3
From: Manipulating stable four-electron zinc-iodine batteries via the introduction of diamine ligand sites

Figure 3. High-resolution Zn 2p spectra of Zn anode in (A) UE and (B) BE after 10 cycles; High-resolution S 2p spectra of Zn anode in (C) UE and (D) BE after 10 cycles; High-resolution O 1s spectra of Zn anode in (E) UE and (F) BE after 10 cycles. UE: Urea electrolyte; BE: blank electrolyte.