Coupled intercalation–defect engineering modulates ion transport dynamics in V2O5 cathode for aqueous zinc-ion batteries

Key Points

• Ion transport dynamics significantly improve with specific intercalation-defect engineering methods—enhancing overall battery efficiency.
• Electrochemical performance metrics indicate that optimized defects in V2O5 lead to faster ion transport rates of up to 50% increase.
• Observational analysis showcases coupled intercalation and defect engineering methods in varying V2O5 samples under specific conditions.
• This research highlights the importance of defect engineering in advancing the efficiency of aqueous zinc-ion batteries.