Atomic Modulation of Na⁺ Transport Channels to Enhance Rate and Cycling Performance of Tunnel-Type Sodium Manganese Oxides

Key Points

• This research aims to improve the performance of sodium-ion batteries using tunnel-structured Na 0.44 MnO 2 as a cathode material.
• Analyzed the atomic modulation effects on Na⁺ transport channels.
• Evaluated the performance of tunnel-type sodium manganese oxides in laboratory conditions.
• Tested various sodium compensation strategies for enhanced stability.
• Achieved a significant increase in rate performance with optimized Na⁺ transport channels.
• Demonstrated improved cycling stability under varied operational conditions.
• Reported enhanced conductivity metrics supporting better battery efficiency.