Emerging Materials and Methods toward Ammonia-Based Energy Storage and Conversion.

Area of Science:

• Energy Storage and Conversion
• Sustainable Chemistry
• Materials Science

Background:

• Renewable energy requires efficient storage and conversion solutions.
• Ammonia offers high hydrogen content, energy density, and zero-carbon emission for energy storage.
• Intermittent renewable sources necessitate improved ammonia synthesis and storage technologies.

Purpose of the Study:

• To summarize recent advancements in ammonia-mediated energy systems.
• To highlight new methods and materials for ammonia synthesis, storage, and utilization.
• To discuss challenges and potential solutions in ammonia energy applications.

Main Methods:

• Review of thermal-, electro-, plasma-, and photocatalytic ammonia synthesis.
• Analysis of ammonia storage and separation techniques.
• Examination of ammonia thermal/electrochemical decomposition and conversion processes.

Main Results:

• Recent progress in novel catalysts, electrodes, and sorbents for ammonia processes.
• Development of alternative methods for efficient ammonia synthesis and storage.
• Insights into effective ammonia decomposition and conversion for energy release.

Conclusions:

• Ammonia holds significant potential as a sustainable energy carrier.
• Continued research into advanced materials and methods is crucial for ammonia energy systems.
• Addressing challenges in synthesis, storage, and conversion will enable a complete nitrogen energy cycle.