Multiscale Design of Poly(ethylene oxide)-Based Composite Electrolyte: Enabling High Ionic Conductivity and Interfacial Stability for Lithium Metal Batteries
PEO-based solid-state electrolytes (PSEs) suffer from insufficient mechanical strength, low ionic conductivity, and poor interfacial stability, which severely undermines their feasibility for practical applications. The conventional approach of adding plasticizers to enhance ionic conductivity is often accompanied by...