Topic: Advanced Electrocatalytic Water Splitting for a Hydrogen-Powered Future: From Material Innovation to System Integration

The transition toward a sustainable hydrogen economy has accelerated the development of advanced electrocatalytic water splitting technologies as a promising pathway for clean and efficient hydrogen production. However, achieving large-scale application requires breakthroughs in catalyst activity, durability, cost-effectiveness, and system-level integration.

Recent advances in material innovation, including atomic-scale electronic structure regulation, defect engineering, heterostructure construction, high-entropy materials, and multifunctional electrocatalysts, have provided new opportunities to overcome the intrinsic limitations of conventional catalytic systems. Meanwhile, deeper understanding of catalytic mechanisms through advanced characterization, theoretical calculations, and artificial intelligence-assisted design is reshaping the development of next-generation water-splitting technologies.

This Special Issue, entitled “Advanced Electrocatalytic Water Splitting for a Hydrogen-Powered Future: From Material Innovation to System Integration,” aims to highlight the latest progress in electrocatalytic materials, reaction mechanisms, device engineering, and practical hydrogen production systems.

We welcome original research articles and comprehensive reviews covering innovative catalyst design, alkaline/acid/seawater electrolysis, membrane electrode assemblies, renewable energy-driven hydrogen generation, and scalable electrolyzer technologies.

This collection seeks to bridge the gaps between fundamental material discoveries and industrial implementations, providing new insights toward efficient, durable, and sustainable hydrogen production.

Electrocatalytic water splitting, green hydrogen production, electrocatalyst design, non-noble metal catalysts, electronic structure regulation, defect engineering, heterostructure materials, alkaline, acid and seawater electrolysis, membrane electrode assemblies