GX & Decarbonization Research

Oliver R. J. King, Eduardo Luckie-Herrera, Nathan Skillen

This perspective paper argues for a diverse portfolio of low-carbon and renewable hydrogen pathways beyond electrolysis, emphasizing the need for multiple production methods to support the hydrogen economy. It provides strategic insights fo…

Jonathan Brandt

This paper provides a model, input data, and results to mitigate business risks from renewable PPA power sourcing uncertainties for European green hydrogen production. It proposes robust system design, regulatory adjustments, and offtake fl…

Amirhossein Kordi, Kimia Mohebbi, Masoumeh Bararzadeh Ledari

This paper proposes a policy-driven energy system model integrating H2–NG blends, flexible storage, and sector coupling to analyze deep decarbonization pathways.

Christina Marie Mitcheltree, Kristine Bly, Thiago Lima Silva

This paper investigates how Situational Awareness (SA) mechanisms influence innovation readiness and organizational adaptability during early-stage hydrogen integration in energy-intensive industries (metal sector). Through a qualitative ca…

Murali Krishna Pasupuleti

This paper develops an integrated framework for studying, modeling, governing, and deploying green hydrogen systems as socio-technical infrastructure. It covers statistical modeling, machine learning, digital twins, and policy governance, e…

Ayse Nur Sagin, Berk Ayvaz, Nezir Aydin

This study proposes a Fermatean fuzzy MCDM framework to select the best hydrogen production technology under economic, environmental, and socio-political sustainability criteria. Using Turkey as a case, it identifies steam methane reforming…

R. Heryadi, H. Hendera

This study simulates a green ammonia production process using oil palm frond (OPF) waste from Indonesia. The simulation achieved an ammonia production rate of 8,381 kg/h with a biomass-to-ammonia ratio of 1.9:1, purity of 97.18 mol%, energy…

Subham Chowdhury, Nitin Kumar, H. Khatun +3

This paper presents a catalyst-free microwave-assisted plasma technique for methane decomposition, achieving >95% decomposition efficiency and >90% hydrogen production. When powered by renewables, net carbon emissions are reduced by 93.75% …

R. A. Mensah, Andrea Correa, Solomon Asante-Okyere +2

This review systematically examines safety risks across the hydrogen value chain (leaks, over-pressurization, material degradation) and evaluates mitigation technologies such as leak detection and emergency ventilation. It identifies key re…

Huimin Yang, Jintao Ren, Haoyu Wang +1

This review systematically discusses recent advances in hybrid water electrolysis for sustainable hydrogen generation, focusing on enhanced energy utilization. It covers theoretical aspects of energy efficiency, regulation strategies for re…

A. R. Hosseini Asl, S. A. Mousavi Parsa, Z. Namazian +1

This paper presents an exergoeconomic analysis and machine learning-based optimization of a combined geothermal and solar energy system for cogeneration of electricity, fresh water, and hydrogen. The study aims to improve system efficiency …

José Pereira, Reinaldo Souza, A. Moita

Ionic liquids offer unique electrochemical properties for hydrogen production via electrolysis, including wide electrochemical windows and thermal stability, which can reduce overpotentials, improve catalyst stability, and suppress gas cros…

Lynda Ait Bachir

This paper presents a bibliometric analysis of the green ammonia economy from 2010 to 2025, mapping its evolution and thematic trends. Analyzing 2,520 articles, it finds China leads in publication volume while the UK and US are central to i…

Guifeng Li, Di Zhang, Yang Yang +3

This paper proposes a spatiotemporally decoupled microbial photoelectrochemical cell (MPEC) using an electron-coupled-proton buffer (ECPB) to separate microbial oxidation and hydrogen production. The system achieved over 75% COD removal and…

Muhammad Usman, Faiqa Nadeem, Hina Ramzan +1

This review comprehensively assesses the role of nanotechnology in photo-fermentative biohydrogen production from lignocellulosic biomass within an integrated biorefinery context. It details advances in nanomaterials such as metal oxides, m…

Seth A. Thomas, V. Kukkapalli, Sunwoo Kim

This paper numerically analyzes two large-scale metal hydride reactor configurations (tube-side and shell-side cooling) for shipboard hydrogen storage. Shell-side cooling achieves 90% hydrogen absorption in 430 s at 10 bar, outperforming tu…

Jing Sun, Yue Guo, Xuyang Wang +3

This paper proposes an optimal variable temperature operation strategy for multi-electrolyzer systems in off-grid renewable hydrogen production. By integrating electro-thermal characteristics and dynamic states, the strategy improves econom…

Florian H. J. Willemsen, Johannes M. Miocic

This paper presents the first continental-scale prospectivity map for natural hydrogen in Europe, integrating geological indicators with Monte Carlo simulations to quantify uncertainty. It identifies high-potential regions (e.g., Hungary, D…

S. Zein

This paper presents the first systematic comparative analysis of water consumption across grey, blue, green, and waste-to-hydrogen production pathways in the GCC using the ISO 14046 water footprint framework. It finds that green hydrogen in…

A. Alkhezzi, E. Al-Safran, Y. Lu

This study evaluates the applicability of pure hydrogen density models for binary hydrogen mixtures, crucial for hydrogen transport and storage in the energy transition. Compiling over 4,700 data points from 40 studies and comparing with SR…