Self-supported Layered heterostructure derived from recycling waste silk for high performance low-temperature sodium storage

Key Points

• The aim is to improve sodium-ion battery performance at low temperatures using recycled silk-derived heterostructures.
• Developed a self-supported heterostructure from waste silk.
• Tested battery performance under low-temperature conditions.
• Analyzed failure mechanisms in conventional electrodes.
• Observed improved flexibility and performance in sodium-ion batteries.
• Identified lower interfacial pulverization compared to traditional electrodes.
• Demonstrated effective waste recycling leading to enhanced battery lifespan.