Active Sodium Loss in Practical Anode-Free Sodium Batteries: Mechanisms, Challenges, and Strategies

Key Points

• The study aims to understand the mechanisms and challenges associated with sodium loss in anode-free sodium metal batteries.
• Analysis of sodium loss mechanisms in anode-free sodium batteries.
• Evaluation of strategies to mitigate active sodium loss.
• Comparison of battery performance metrics before and after optimization measures.
• Identified key mechanisms contributing to sodium loss during battery operation.
• Demonstrated improvements in efficiency with specific mitigation strategies.
• Highlighted significant challenges that remain in achieving practical viability.