Ionogel-Based Membranes for Safe Lithium/Sodium Batteries.

Area of Science:

• Materials Science
• Electrochemistry
• Energy Storage

Background:

• Lithium and sodium batteries are key for renewable energy storage but face safety challenges with liquid electrolytes.
• All-solid-state electrolytes offer improved safety but often exhibit low ionic conductivity and high interfacial resistance.
• Ionogel electrolytes, combining ionic liquids and solid matrices, present a promising solution due to their non-volatility and non-flammability.

Purpose of the Study:

• To review recent advancements in ionogel electrolytes for safer lithium and sodium batteries.
• To analyze ionogel electrolytes based on their framework components and preparation methods.
• To discuss the structure, properties, and applications of ionogel electrolytes.

Main Methods:

• Literature review of recent research on ionogel electrolytes.
• Analysis of ionogel-electrolyte membranes based on composition and fabrication techniques.
• Evaluation of properties such as ionic conductivity, mechanical strength, and electrochemical stability.

Main Results:

• Ionogel electrolytes demonstrate non-volatility, non-flammability, and superior electrochemical properties.
• Recent progress shows potential for overcoming limitations of conventional and all-solid-state electrolytes.
• The review details various ionogel electrolyte structures and their performance metrics.

Conclusions:

• Ionogel electrolytes are a significant development for safe and efficient lithium/sodium batteries.
• Further research is needed to address current challenges and optimize ionogel electrolytes for widespread application.
• Ionogels offer a pathway towards reliable energy storage solutions for carbon neutrality goals.