Fig. 7 | Nature Communications

Fig. 7

From: Anode interfacial layer formation via reductive ethyl detaching of organic iodide in lithium–oxygen batteries

Fig. 7

Electrochemical performance and analysis of the Li anodes from Li | Cu cells in the presence of O2 with a limited specific capacity of 1 mAh cm−2. a Galvanostatic discharge/charge profile at 0.5 mA cm−2. b Subsequent cycles, current density: 0.5 mA cm−2. c EIS of the Li | Cu cells after 100 cycles with 50 mM TESI or 50 mM LiI, and EIS analysis using an equivalent circuit model (shown in the inset). df XPS spectra of the Li anodes after 100 cycles with 50 mM TESI and 50 mM LiI additive

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