Study of composite polymer electrolytes incorporating LLZO particles in PEO matrix in high voltage all solid-state lithium batteries

Key Points

• The research aims to evaluate the effects of LLZO fillers on the electrochemical performance of solid polymer electrolytes.
• Synthesized LLZO particles doped with Al and Ta/Nb using electrospinning.
• Conducted electrochemical tests to evaluate performance of solid polymer electrolytes with varying LLZO compositions.
• Analyzed the impact of LLZO content on ionic conductivity and battery efficiency.
• Demonstrated improved electrochemical performance with specific LLZO doping strategies.
• Found significant enhancements in ionic conductivity compared to non-doped electrolytes.
• Showed that optimizing LLZO content leads to better lithium ion transport.