Tailoring Solvation Chemistry towards Concurrent Hydrolysis-Free I -/I + Redox and Reversible Zn Anode in Zn-I 2 Batteries

Key Points

• This research aims to enhance the performance of Zn-I2 batteries by redesigning the electrolyte for better redox cycling.
• Developed a multicomponent hybrid electrolyte.
• Utilized N,N dimethylacetamide, NaCl, ZnSO4, and tetramethylammonium iodide.
• Analyzed the solvation structure for optimizing ionic behavior.
• Achieved a reversible four-electron I-/I+ redox process.
• Improved anode performance in the Zn-I2 battery system.