Machine Learning-Enabled Two-Dimensional Electrocatalysts for Hydrogen Evolution in Alkaline and Seawater Electrolysis: From Structure–Activity Relationships to Intelligent Design
Available online 17 October 2026
The development of efficient and durable electrocatalysts is essential for sustainable hydrogen production, yet the vast structural diversity of two-dimensional (2D) materials and the complexity of...
System-level integration of hydrogen economy and circular economy: A bibliometric analysis of techno-economic and infrastructure-oriented research
September 2026
The transition toward a hydrogen-based energy system is increasingly framed within circular economy principles to address sustainability, resource efficiency, and system-wide integration challenges....
Numerical investigation of gas mixing resulting from dispersion across scales during Underground Hydrogen Storage (UHS)
September 2026
Underground Hydrogen Storage (UHS) offers a relatively safe and economical option to store hydrogen seasonally, where the gas mixing process poses considerable impacts. Therefore, accurate modeling...
Safety equivalence of hydrogen fuel-cell and gasoline vehicles based on quantitative risk assessment
September 2026
Hydrogen fuel-cell electric vehicles (FCEVs) are a promising low-carbon alternative to gasoline vehicles (GVs). Still, concerns about the integrity of onboard high-pressure hydrogen storage systems...
Prevention of risks in hydrogen transport
September 2026
This paper addresses key safety aspects related to hydrogen transport including: Lethal risk, maximum allowable operating pressure, and design factors; the reliability index under seismic loading conditions;...
Recent advances in nanotechnology and computational modeling for enhanced biohydrogen production from agro-wastes
September 2026
The transition toward a hydrogen-based economy has intensified interest in sustainable biohydrogen production from agro-wastes owing to their abundance, renewability, and compatibility with circular...
Linking algal geochemistry to biohydrogen production potential: A multi-technique assessment of eutrophic macroalgae from India
September 2026
Eutrophication-driven macroalgal proliferation in freshwater and coastal systems is simultaneously an environmental burden and an underexploited bioenergy resource. This study, characterizes eutrophic...
Combined production of hydrogen and electricity in electrochemical cell with soluble anode
September 2026
This study addresses the important problem of energy saving in electrochemical hydrogen production by replacing the anodic oxygen evolution reaction (OER) in water electrolysis with a reaction occurring...
A compact dual mixed refrigerant hydrogen liquefaction process with reduced refrigerant circulation rate: Balancing process simplicity, thermodynamic efficiency, and economic competitiveness
September 2026
The liquefaction of hydrogen is essential in terms of large-scale hydrogen storage and transportation. Nevertheless, progress in terms of improvements in thermodynamic performance is generally associated...
Hydrogen energy storage in microgrids: A state-of-the-art review
September 2026
Rising energy demand, fossil-fuel emissions, and the variability of renewable generation have increased interest in hydrogen energy storage within microgrids. This study combines bibliometric analysis...
Nanocomposite protective coatings for hydrogen-natural gas blending: Mechanism, embrittlement mitigation and barrier performance
September 2026
To circumvent the carbon intensity of natural gas, blending hydrogen with natural gas has emerged as a promising pathway towards achieving net-zero emissions. Consequently, significant attention has...
Mechanistic Insights into Inhibitor-Induced Disruptions in Biohydrogen Production Pathways in Dark Fermentation with Implications for Anaerobic Biorefineries
Available online 24 September 2026
Dark fermentation is a promising route for sustainable biohydrogen production. However, the actual hydrogen yield (1.0–2.5mol H2/mol glucose) remains well below the theoretical maximum of 4mol H2/mol...
Double Boost Combustion: Elevating CI Engine Output with Hydrogen Green Fuels
Available online 10 September 2026
Rising energy demand and stringent emission regulations have intensified the search for sustainable fuels for compression ignition engines. This study experimentally evaluated the performance, combustion,...
Methane Leak Detection in Natural Gas Pipelines and City Gate Stations Using an AI/ML-Integrated Simulation Framework
Available online 19 August 2026
Methane leaks occurring in transmission pipelines and City Gate Stations (CGS) are a key engineering concern relating to environmental safety, regulatory compliance and operational performance. However,...
Techniques of hydrogen production for sustainable energy supply and development: A mini review
Available online 13 March 2026
As there exists reaction to climate change, energy systems are experiencing rapid transformations. Researchers and policymakers are searching for effective energy source for low-carbon future. Studies...