Unravelling anion-dominated interfacial structure of hybrid solid electrolytes via ssNMR

Key Points

• This research aims to understand how interfacial structures in hybrid solid electrolytes impact ion transport in lithium batteries.
• Utilized solid-state NMR (ssNMR) to analyze the structure of hybrid solid electrolytes
• Investigated the chemical and structural heterogeneity at phase boundaries
• Compared different polymer and filler compositions to evaluate ion transport effects.
• Identified critical phase boundaries that impede ion transport
• Found that certain filler materials enhance ion transport significantly
• Demonstrated that designing polymers can improve the performance of solid-state lithium batteries.