Orchestrated Spatial Confinement and Phase Engineering with SDS for Air-Stable and High-Rate Alluaudite Sodium-Ion Cathodes

Key Points

• This research aims to develop air-stable, high-rate alluaudite sodium-ion cathodes by optimizing phase engineering and spatial confinement techniques.
• Utilized sodium iron sulfate (NFS) as a cathode material for sodium-ion batteries.
• Implemented orchestrated spatial confinement and phase engineering strategies to enhance battery performance.
• Conducted material characterization to evaluate air stability and charge-discharge rates.
• Achieved significant improvement in rate capability compared to traditional materials.
• Demonstrated high operating voltage and low degradation over time.
• Showed enhanced air stability in sodium-ion battery applications.