Vacancy-induced Li+ Conduction of Li3–xAl1–xTixF6 fluoride solid electrolyte for 5 V all-solid-state batteries

Key Points

• Lithium conduction is significantly enhanced by vacancies in fluoride solid electrolytes, leading to better battery performance.
• Enhancements observed include a 5 V operational capability with improved cycling stability and ion transport efficiency.
• Analysis involves testing lithium ionic conductivity using the fluoride solid electrolyte under various conditions and compositions.
• Enhancements observed in lithium ion batteries highlight potential applications in energy storage systems, requiring further investigation.