Alkali-metal-depleted vanadium Prussian blue analogue enabling high-rate aqueous Zn-ion batteries

Key Points

• The aim is to enhance the performance of aqueous zinc-ion batteries using vanadium-based Prussian blue analogues.
• Characterization of vanadium-based prussian blue analogues
• Testing of battery performance under various conditions
• Comparative analysis of stability and voltage
• Evaluation of high-rate discharge capabilities
• The vanadium prussian blue analogue shows improved operating voltage
• Enhanced stability leads to better cycle life in batteries
• High-rate discharge performance exceeds conventional materials
• Demonstrated potential for practical applications in energy storage