Balancing ionic and electronic transport in composite cathodes for LiFePO4-based halide all-solid-state batteries

Key Points

• To optimize the cathode-to-electrolyte ratio in halide all-solid-state batteries for enhanced performance.
• Optimized cathode-to-electrolyte ratio for halide all-solid-state batteries.
• Evaluated a composite cathode with 40 wt.% LiFePO4.
• Assessed electrochemical stability during cycling.
• Composite cathode with 40 wt.% LiFePO4 demonstrates the best performance.
• Optimized ratio significantly enhances ionic and electronic conductivity networks.
• Cathode interface maintains electrochemical stability throughout cycling.