Recent Advances in Water-Splitting Electrocatalysts Based on Electrodeposition

Area of Science:

• Sustainable Energy
• Electrochemistry
• Materials Science

Background:

• Green hydrogen is a key next-generation sustainable energy carrier.
• Efficient water splitting is essential for green hydrogen production.
• Electrocatalysts play a critical role in enhancing water-splitting efficiency.

Purpose of the Study:

• To review recent advancements in electrodeposition for water-splitting electrocatalysts.
• To discuss strategies for overcoming challenges in electrocatalyst preparation.
• To highlight the potential of electrodeposition in future green hydrogen technologies.

Main Methods:

• Focus on electrodeposition techniques for catalyst synthesis.
• Review of nanostructured layered double hydroxides (LDHs).
• Discussion of single-atom catalysts (SACs), high-entropy alloys (HEAs), and core-shell structures.

Main Results:

• Electrodeposition offers environmental, economic, and scalability advantages for catalyst preparation.
• Challenges remain in achieving uniform deposition and high density of active sites.
• Advanced catalyst systems like LDHs, SACs, HEAs, and core-shell structures show high catalytic activity.

Conclusions:

• Electrodeposition is a promising method for developing efficient water-splitting electrocatalysts.
• Addressing deposition complexities is key to maximizing catalyst performance.
• Future research should focus on optimizing electrodeposition for scalable green hydrogen production.