Platinum compounds constructing interface structure strategies for electrolysis hydrogen production

Area of Science:

• Materials Science and Engineering
• Catalysis
• Renewable Energy Technologies

Background:

• Growing global energy demand necessitates efficient hydrogen production catalysts.
• Current interface synthesis strategies for platinum-based catalysts are insufficient for optimal hydrogen evolution reaction (HER) performance.
• Advanced catalyst design is key to improving hydrogen generation efficiency and sustainability.

Purpose of the Study:

• To review interface construction strategies for platinum-based HER catalysts.
• To explore nanostructure designs that enhance catalytic active sites and performance.
• To elucidate HER mechanisms in acidic and alkaline media for optimized catalyst design.

Main Methods:

• Review of various interface construction methods: solvothermal, gas-phase chemical, heat treatment, reduction, electromagnetic, electrochemical, heterojunctions, and substrate construction.
• Analysis of nanostructure strategies: single-atom, diatomic, nanoparticles, nanowires, nanotubes, and porous structures.
• Elucidation of hydrogen evolution reaction mechanisms under different pH conditions.

Main Results:

• Interface engineering optimizes catalyst-support interactions, electron transfer, and active site exposure.
• Nanostructure designs significantly increase specific surface area and provide abundant reaction sites, enhancing catalytic activity and stability.
• Understanding HER mechanisms guides the development of pH-specific, high-performance catalysts.

Conclusions:

• Combining advanced interface construction with diverse nanostructure designs leads to efficient, stable, and economical platinum-based HER catalysts.
• This review offers a systematic guide for interface engineering in platinum compounds.
• Optimized catalysts are vital for advancing hydrogen energy technologies, achieving carbon neutrality, and addressing environmental challenges.