全固态电池卤化物固态电解质研究进展OA

This study focuses on halide solid electrolytes,an emerging system that has rapidly developed and shows great potential in recent years.It systematically reviews their material classification,synthesis routes,and performance optimization strategies,providing insights and technical references to address key challenges in their large-scale application.First,the development history of halide solid electrolytes is outlined,main characteristics of different structural types are summarized,and differences in their ionic conductivity,mechanical properties,and environmental stability are compared.In terms of synthesis,three preparation methods with practical application prospects are highlighted,with systematic analysis of their applicable conditions,process features,and limitations.For performance optimization,effective approaches to enhance material ionic conductivity and electrochemical stability through element doping,lithium content regulation,and composite electrolyte construction are discussed,along with their underlying mechanisms.Current bottlenecks,including air sensitivity,interface stability,cost control,and scalable production,are summarized.Future directions,such as exploring new halide systems,AI-assisted material design,advanced characterization techniques,and theoretical simulations,are proposed.Through systematic review and in-depth analysis,this rveiew provides theoretical support and technical guidance for further research in the field of halide solid electrolytes,promoting their practical application in high-safety,high-energy-density all-solid-state batteries.