Enhanced Performance of Anion-insertion Cathodes via Synergy between Carbon Materials and Electrolytes

Key Points

• The aim is to develop anion storage cathode materials to enhance the energy density of dual carbon energy storage devices.
• Utilized n-doped graphene oxide for its broad interlayer distance and high conductivity.
• Applied fluoride carbonate solvent with high concentration LiFSI electrolyte.
• Stabilized high-voltage operation of graphene-like graphite cathodes.
• Achieved high capacity, fast charge rates, and extended lifespan of the energy storage devices.
• Demonstrated stability in 5V high-voltage operation while minimizing aluminum corrosion.
• Showcased synergy between carbon host materials and electrolyte for improved performance.