Manganese-Based Oxide Cathode Materials for Aqueous Magnesium-Ion Batteries

Area of Science:

• Materials Science
• Electrochemistry
• Energy Storage

Background:

• Aqueous magnesium-ion batteries (AMIBs) are emerging as a safe, cost-effective, and environmentally friendly alternative for next-generation energy storage.
• Manganese-based oxides are particularly attractive cathode materials due to their abundance, high theoretical capacity, and eco-friendly nature.

Purpose of the Study:

• To provide a comprehensive review of manganese-based oxide cathode materials for AMIBs.
• To cover crystal structure, electrochemical performance, optimization strategies, and reaction mechanisms.
• To summarize recent progress in AMIB full cells using these materials.

Main Methods:

• Literature review and synthesis of existing research on manganese-based oxide cathodes for AMIBs.
• Analysis of crystal structures and electrochemical performance data.
• Discussion of electrode reaction mechanisms and optimization strategies.

Main Results:

• Manganese-based oxides demonstrate significant potential as cathode materials for AMIBs, balancing performance with sustainability.
• Various optimization strategies have been explored to enhance their electrochemical properties.
• Recent advancements in AMIB full cells highlight the practical viability of these materials.

Conclusions:

• Manganese-based oxides are a key focus for developing high-performance and sustainable AMIBs.
• Further research is needed to overcome existing challenges and unlock the full potential of these materials.
• This review serves as a valuable resource for future research and development in AMIB technology.