Nonplanar Tertiary-N Extended Nitrobenzene Enables Insoluble and Low-Energy-Barrier Organic Small Molecule Cathode for High-Performance Aqueous Batteries

Key Points

• The aim is to evaluate nonplanar tertiary-N extended nitrobenzene as a cathode material for aqueous zinc batteries.
• Assessed the interaction of nitrobenzene derivatives with aqueous electrolytes.
• Evaluated cathode performance based on mass content ratio of redox-active sites.
• Achieved high capacity retention compared to conventional materials, facilitating better performance.
• Reduced energy barrier for electron transfer was observed, enhancing battery efficiency.