K+ pre-intercalation tailored interlayer hydration engineering in hydrated V2O5: A high-capacity and ultrastable cathode for aqueous zinc-ion batteries

Key Points

• Enhanced capacity and stability were observed in zinc-ion batteries with a tailored cathode material.
• The study shows a significant improvement in performance metrics due to k+ pre-intercalation.
• This analysis focuses on interlayer hydration engineering in vanadium pentoxide for efficient energy storage.
• Highlights the potential of using k+ pre-intercalation to optimize battery technology and its real-world applications.