Solid polymer electrolytes based on plastic crystals are promising for solid‐state sodium metal (Na0) batteries

The gap

Evidence profile

Sourced from the abstract and stated research gap and stated challenges of the source papers, classified as general, drawn from work published between 2024 and 2026, spanning 4 journals. Those papers have been cited 182 times in total.

Supporting evidence — 7 representative gaps

• Rational Design of an In‐Situ Polymer‐Inorganic Hybrid Solid Electrolyte Interphase for Realising Stable Zn Metal Anode under Harsh Conditions (2024) · Angewandte Chemie International Edition · cited 111× · doi

  Abstract The in‐depth understanding of the composition‐property‐performance relationship of solid electrolyte interphase (SEI) is the basis of developing a reliable SEI to stablize the Zn anode‐electrolyte interface, but it remains unclear in rechargeable aqueous zinc ion batteries.

  generalabstractevidence 5/5
  Keywords: electrolyte abstract depth understanding composition property performance relationship solid interphase basis developing reliable stablize anode
• Engineering ion migration and interface chemistry via covalent organic framework-enhanced polymer electrolytes for fast-charging sodium solid-state batteries (2026) · Nature Communications · doi

  Abstract Solid-state sodium batteries offer a promising route toward safe and cost-effective energy storage, yet their practical implementation remains limited by the difficulty of coupling fast ion transport with stable electrode–electrolyte interfaces, especially under fast-charging and long-cycling conditions.

  generalabstractevidence 5/5
  Keywords: fast abstract solid state sodium batteries offer promising route toward safe cost effective energy storage
• Dual-domain solvent-locked electrolyte enabled durable 4.5 V-class sodium batteries (2026) · Nature Communications · doi

  The need for grid-scale energy storage systems has intensified due to drastic artificial intelligence development and the extensive exploitation of renewable energy sources. Sodium-ion batteries have garnered significant attention due to lithium scarcity and price volatility, but severe electrolyte compatibility challenges are imposed by high operation voltage.

  generalstated research gapevidence 5/5
  Keywords: need grid-scale energy storage systems has intensified due
• Making Plasticized Polymer Electrolytes Stable Against Sodium Metal for High‐Energy Solid‐State Sodium Batteries (2024) · Angewandte Chemie International Edition · cited 56× · doi

  Abstract Solid polymer electrolytes based on plastic crystals are promising for solid‐state sodium metal (Na0) batteries, yet their practicality has been hindered by the notorious Na0‐electrolyte interface instability issue, the underlying cause of which remains poorly understood.

  generalabstractevidence 5/5
  Keywords: solid abstract polymer electrolytes based plastic crystals promising state sodium metal batteries practicality hindered notorious
• Composite Polymer Electrolyte Based on PAN/TPU for Lithium-Ion Batteries Operating at Room Temperature (2024) · Polymers · cited 10× · doi

  The safety concerns of conventional lithium-ion batteries, such as electrolyte leakage and uncontrolled side reactions. The need to substitute traditional liquid electrolytes and separators with solid-state electrolytes. The challenge of meeting the multifaceted performance requirements of batteries with single polymers.

  generalstated challengesevidence 5/5
  Keywords: safety concerns conventional lithium-ion batteries electrolyte leakage uncontrolled
• Towards Sustainable Energy Storage: Evaluating the Performance of Three Polymer Electrolytes for Zinc-Ion Batteries (2026) · Batteries · cited 3× · doi

  The need for a comprehensive comparative study of different polymer electrolytes for zinc-ion batteries. The lack of understanding of the electrochemical properties of these polymer electrolytes. The need for a systematic evaluation of the performance of these polymer electrolytes.

  generalstated research gapevidence 5/5
  Keywords: need comprehensive comparative study different polymer electrolytes zinc-ion
• Advances in All-Solid-State Batteries Based on Chloride Solid Electrolytes (2026) · Batteries · cited 2× · doi

  The development of solid electrolytes with high room-temperature ionic conductivity and a wide electrochemical stability window remains a challenge. The integration of chloride solid electrolytes into practical all-solid-state batteries requires further research on performance across wide temperature ranges, scalable cell fabrication methods, and cost-effectiveness.

  generalstated research gapevidence 4/5
  Keywords: development solid electrolytes high room-temperature ionic conductivity wide

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