Eutectic‐Like Ion‐Conductive Phase‐Incorporated Zwitterionic Covalent Organic Framework Solid Electrolyte for All‐Solid‐State Li Metal Batteries

, 99.9% Coulombic efficiency, and 100% capacity retention over 150 cycles at room temperature. This study offers an effective route to high-performance solid electrolytes for all-solid-state Li batteries.