A Dielectric-Gradient Composite Gel Polymer Electrolyte Synergistically Enhances Ion-Transport and Interfaces for High-Voltage Lithium-Metal Batteries

Key Points

• This work aims to improve the stability and ion transport in high-voltage lithium-metal batteries by using a novel composite gel polymer electrolyte.
• Designed a dielectric-gradient composite gel polymer electrolyte
• Evaluated its performance in ion transport and interfacial stability
• Analyzed the effects on high-voltage lithium-metal battery performance
• Significant improvement in ion transport efficiency compared to conventional electrolytes
• Enhanced interface stability leading to reduced interfacial reactions
• Improvement in overall battery performance metrics with the new gel polymer electrolyte