GX & Decarbonization Research

L. Santana, F. Pessoa, Ana Barbosa-Póvoa

This study develops a mathematical programming model for green hydrogen supply chain design that integrates economic and social sustainability. Considering solar, wind, and PPA as energy sources, and comparing pipeline versus truck transpor…

Niklas Groll, Gürkan Sin

This study presents a structured approach for designing a load-flexible Haber-Bosch (HB) plant directly coupled to variable green hydrogen supply from renewables. Screening 2,000 designs at 100% and 10% hydrogen loads shows that only 1,100 …

Matthias Maier, Sungho Shin, Simon Roussanaly +1

This study proposes a mixed-integer bilinear optimization model for a negative-emission hydrogen supply chain combining biomass gasification and CCS, focusing on exports from Norway to Germany and CO2 sequestration. Results show that shippi…

SeyedJalal SeyedShenava, Peyman Zare, Amir Mohammadian

This paper proposes a Stackelberg game-driven digital decision intelligence framework for optimizing carbon-neutral hydrogen sustainable energy consortia that utilize electric scooter fleets as transportable storage. It models strategic int…

Gaetano Iaquaniello, Gabriele Centi

This paper proposes a hydrogen energy efficiency index to compare low-carbon hydrogen production technologies and assess their potential for carbon-negative operation. It quantifies energy efficiency across various hydrogen production pathw…

Julián Atilio Puszkiel

This review covers hydride-based materials and renewable energy systems for hydrogen storage and CO2 conversion. Metal hydrides offer efficient, compact hydrogen storage under mild conditions, enabling power-to-gas-to-power concepts. The wo…

Bernabeu Santisteban, Andrés, Dadjo Tavakoli, Saman, del Pozo Gonzalez, Hector +3

This paper develops a hybrid dynamical modeling framework for hydrogen electrolyzers (HEs) operating under Frequency Sensitive Mode (FSM) and Virtual Synchronous Mechanism (VSM). Using a 17.5 MW Siemens Silyzer 300 case study, it shows cell…

Hossam AbdelMeguid

This study presents a spatially-explicit techno-economic, thermodynamic, and environmental model comparing three architectures for firm (24-hour) green hydrogen: heat route, electricity route, and hybrid. It maps the least-cost choice acros…

Huang Z, Yu M, Xie Y +1

This paper reports indium-doped NiCo layered double hydroxide (In-NiCo LDH) synthesized via electrodeposition for overall water splitting. The optimized catalyst shows low overpotentials (215 mV for OER, 180 mV for HER at 100 mA cm⁻²) and e…

Mohamed Al-Mandhari, Lisa Morton, Shanza Neda Hussain +3

This study evaluates the integration of floating photovoltaic (FPV) systems with green hydrogen production on UK reservoirs for decarbonizing electricity, heating, and transport. Simulations using PVsyst and HOMER Pro show maximum FPV deplo…

B. Lawan, L. Umdagas, A. Abubakar +1

This paper reports the design of non-noble bifunctional catalysts active for both hydrogen evolution reaction (HER) and oxygen evolution reaction (OER) in alkaline conditions. The use of non-noble metals promises cost reduction, potentially…

Jia Cheng, Yanhui Tang, Yang Xiang +6

This work develops a PdAu2/Ni1-xO catalyst for ethylene glycol electrooxidation (EGOR) achieving stable operation at industrial current densities (500 mA/cm2 for 320 h). Synergistic C-H/O-H activation via Ni1-xO supplying *OH and Au/Pd lowe…

Yan Dong, Zhiping Deng, Chucheng Luo +5

This study presents a MoC-Ni4Mo-Ni2P heterostructure electrocatalyst for industrial water splitting, achieving low overpotentials (277.6 mV for HER, 347.2 mV for OER at 2000 mA cm-2) and stability for 100 h at 1000 mA cm-2 in alkaline media…

Sontakke S, Yadav S, Kere I +2

This study proposes a coaxial-swirl static mixer for hydrogen-natural gas blending. With nine ring-shaped cavities and 120° helical torsion, it achieves 95% mixing uniformity at 5%-30% H2 ratios. Pressure penalty is less than 0.04% of opera…

Blom, Sander, Octaviano, Ryvo, van Zoelen, Rob

This report analyzes balancing of regional hydrogen distribution grids in the Netherlands, transitioning from project-specific bilateral arrangements to a harmonized system. It explores flexibility options, response-time requirements, and t…

Alessandro Franco, Wilfried Marius Simo Toukam

This study quantifies cement manufacturing's energy and emission baselines and evaluates decarbonization pathways including efficiency, alternative fuels, clinker substitution, electrification, hydrogen, and CCS. Hydrogen can reduce combust…

Matteo Lea Casagrande, Andrea Isella, Davide Manca

This paper proposes a real-time dynamic optimization approach for green hydrogen production systems under renewable energy uncertainty. Using imperfect weather forecasts and adaptive hydrogen production reference, the method minimizes grid …

Abhinav Nouduri, Shailesh Pathak, Arjun Thapa +4

This paper presents a plasma-catalytic approach for methane pyrolysis using low-melting-point metal alloys (Ga, Ga-Sn, Ga-Ni) to produce hydrogen and graphitic carbons. Experiments with pure methane or acetylene demonstrate complete pyrolys…

(著者不明)

This study evaluates the temperature-dependent performance of dry low-temperature desulfurization agents used in biohydrogen purification and analyzes the associated environmental load. The findings contribute to optimizing hydrogen purific…

Mosbah MA, Sayed K, Abo-Khalil AG

This study evaluates the economic and technological viability of green hydrogen using PEM, AEC, and SOEC electrolysis with an LCOH framework. Sensitivity analysis suggests cost parity with blue hydrogen ($1.5-2.5/kg) by 2030 if electricity …