Fig. 4: Comparison of the interfacial properties between SEI Zn and Pure Zn. | Nature Communications

Fig. 4: Comparison of the interfacial properties between SEI Zn and Pure Zn.

From: An electrochemically driven hybrid interphase enabling stable versatile zinc metal electrodes for aqueous zinc batteries

Fig. 4: Comparison of the interfacial properties between SEI Zn and Pure Zn.

In-situ DEMS test of the (a) SEI Zn and b pure Zn electrodes at the condition of 1 mA cm−2 and 1 mAh cm−2. Note that CD stands for current density. In-situ pH test of the (c) SEI Zn and d pure Zn electrodes at the condition of 1 mA cm−2 and 1 mAh cm−2. e Adsorption energy of Zn2+ and SO42− on the Zn3(PO4)2 surface. 3D charge difference between Zn3(PO4)2 and f Zn atom and (g) SO42−. h Zn2+ migration number of the pure Zn and SEI Zn. i Calculation and fitting of Ea based on impedance at different temperatures. DRT analysis of the symmetric (j) SEI Zn and k pure Zn by operando EIS evolution.

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