GX & Decarbonization Research

I. Marouani, S. Albadran, Mansoor Alturki +3

This study quantifies the impact of national incentives on green hydrogen adoption in heavy industries. By optimizing PV-wind, PEM electrolyzer, battery, and hydrogen storage sizing, it shows that CAPEX subsidies (0-70%) can reduce Levelize…

Xuerui Wang, Zekun Zhang, Jianbo Zhang +2

This review presents a unified engineering framework for transitioning underground gas storage (UGS) from traditional fossil fuel peak-shaving to large-scale renewable energy storage hubs for hydrogen and CO2. It compares formation adaptabi…

GONG Ziyi, MA Hui, MAO Rui, WANG Xin, MIAO Guixi, YUAN Liang

This paper proposes an optimal scheduling model for an integrated energy system integrating dynamic hydrogen/ammonia co-firing with P2G-CCS coupling. Results show that a fixed 20% co-firing ratio minimizes total cost and emissions, while dy…

Wang Zeng, Heng Zhou, Shengli Wu +2

This study elucidates the mechanism of low-carbon emission reduction in blast furnaces through hydrogen-rich gas injection and DRI (direct reduced iron) burden. It provides technical insights for decarbonizing the steel industry and optimiz…

Ben Mouelhi, Carlos Martín Nieto, Alexandra Lüth +2

This report presents a low-carbon hydrogen deployment model for Scotland, testing two scenarios aligned with IEA projections. The model is most sensitive to electricity prices and export infrastructure, highlighting these as policy and inve…

ATAK, Eren

This study proposes a modular hybrid energy system integrating a microwave plasma reformer, liquid hydrogen storage, PEM fuel cell, and energy management unit. It enables on-board hydrogen production from exhaust gases, achieving 68% reform…

Nora Konstanse Remøy Pettersen, Ivana Jovanović, Z. H. Munim +1

This study conducts a life cycle cost analysis of hydrogen and ammonia as maritime alternative fuels for a short-sea ferry in Norway. It finds that diesel remains the most cost-efficient, but blue hydrogen PEMFC is close. Green hydrogen bec…

B. Abdullahi, Ndey Ann, Aurelia Ayamdor +1

This review compares water-splitting (alkaline, PEM, AEM, SOEC, photocatalytic, PEC) and biological (biophotolysis, fermentation, gasification, pyrolysis) hydrogen production methods. Electrolytic routes are most viable for large-scale gree…

Itumeleng Kohitlhetse, H. Chiririwa

This paper provides a comprehensive analysis of hydrogen-based direct reduction (H-DRI) for low-carbon steelmaking. It covers operating principles, industrial trials, and challenges like green hydrogen cost and infrastructure. With renewabl…

E. B. Agyekum, Murad Irshied Al-Maaitah, Farhan Lafta Rashid +2

This bibliometric review assesses the evolution of sonolytic and ultrasound-assisted hydrogen production research from 2000 to 2025 using Scopus data. It identifies a focus on maximizing hydrogen evolution reaction through advanced material…

W. Vielma, M. Trujillo, E. Escobar-Burnham

This paper analyzes the technical and economic challenges of hydrogen transport, comparing centralized vs. decentralized production. Current LH2 transport costs are 4-5 times higher than natural gas, but decentralized production near consum…

Q. Ha, Chen-Hao Yeh, Dong‐Hau Kuo

This study develops a redox-functional NiFeV/Ni3Fe bilayer catalyst for alkaline water electrolysis, achieving energy efficiencies of 72.1% and 70% at 500 and 1000 mA/cm2, respectively, at room temperature. The cell operates at 1.8 V at 100…

Qiang Ji, Lin Cheng, Kaidi Huang +3

This paper proposes a framework to evaluate the demand response (DR) potential of a zero-carbon hydrogen metallurgy system (ZCHMS). By modeling the shaft furnace as a flexible load, DR-based scheduling reduces operating cost by 6.6% and str…

Muhammad Anas Maqbool, Md Jahir Rizvi, Y. Lee +1

This review critically examines storage options for green hydrogen and green ammonia, combining bibliometric analysis with a risk-mitigation framework and SWOT analysis. It identifies technical bottlenecks and future research priorities, of…

R. Jasiński, D. Michalak, Aleksander Ludwiczak +2

This comprehensive review examines hydrogen's role in decarbonizing global transport. It covers road, rail, maritime, and aviation applications, analyzing technological progress, infrastructure, and policy. Results show hydrogen is becoming…

Linqiu Li, Jiahao Rao, Heng Guo +5

This paper analyzes the economics of co-producing hydrogen and formate via methanol electrolysis using fluctuating renewable power. It demonstrates potential cost savings in hydrogen storage and identifies conditions for competitiveness.

T. D., Shadakshari R, Ankith Ankith +2

This review examines solar hydrogen production for vehicle propulsion, covering system components, efficiency, economic barriers, and technological advances from 2020 to 2025. It assesses the feasibility of green hydrogen mobility and ident…

María Lorena Malagón-Quinto, H. Reynel-Ávila, D. Mendoza-Castillo +4

This review analyzes catalytic routes for Power-to-X conversion of hydrogen to methane, methanol, ammonia, formic acid, and synthetic fuels. It discusses key catalysts, challenges such as reliance on expensive critical minerals (Ru, Rh), de…

Onur Otlu, Z. Yumurtacı

This review summarizes technologies for producing hydrogen, methanol, and ammonia from offshore wind. It compares power consumption, efficiency, and levelized costs, concluding that significant R&D is needed to reduce electrolyzer and react…

Melita Srpak, Darko Pavlović, P. Brlek +1

This paper examines the environmental challenges and strategic steps toward a hydrogen economy, highlighting green hydrogen's potential for GHG reduction while gray and blue hydrogen serve as transitional options. It compares policies acros…