Polyvinyl alcohol-assisted interfacial engineering of vanadium pentoxide cathodes for high performance aqueous zinc-ion batteries

Key Points

• Improved performance shows a higher charge capacity for zinc-ion batteries, enhancing energy efficiency.
• The charge capacity peaks at 300 mAh/g in tested batteries, indicating significant improvement.
• Observational analysis of vanadium pentoxide cathodes involves optimizing interfacial engineering with polyvinyl alcohol.
• Highlights the potential for better energy storage solutions in next-generation batteries, pointing to practical applications.