GX & Decarbonization Research

Haoyang Cao, Shaojing Zhang, Xuliang Zhang

This paper studies a chemical absorption continuous CO₂ recovery unit, proposing a multi-objective optimization method using superstructure modeling. By optimizing absorbent formulation, heat cascade utilization, and operating parameters, r…

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…

Diego Canullan Fuentes, A. Anani, S. Adewuyi +1

This study evaluates diesel alternatives for mine haul trucks—electricity, renewable diesel, and LNG—using discrete-event simulation based on an open-pit copper mine. Electric trucks achieve up to 95% CO2 reduction and lower operating costs…

Bowen Liu, J. Ricci

This study examines the effects of environmental governance, economic complexity, green innovation, geopolitical risk, and economic growth on energy transition and carbon emissions in G8 economies from 1990 to 2021 using quantile regression…

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…

Sachin S. Pawar, Pankaj S. Pawar

This review critically evaluates sustainable routes for producing carbon-based nanomaterials (CNMs) from bio-waste precursors using green carbonization methods such as hydrothermal carbonization, microwave pyrolysis, molten-salt technique, …

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…

Mesnoua Asma, Bouchair Hadjer, Khelouf Yacine

This study examines ArcelorMittal's targeted green portfolio and pricing strategy, which supports the development of green markets such as hydrogen, clean energy, recycling plastics, and electric cars, achieving sustainability across transp…

Ghazala Muteeb, Asmaa Abdelrahman, Mohamed Abdelrahman Mohamed +7

This review comprehensively summarizes recent advances in green synthesis of biocatalysts for sustainable biofuel production. It discusses enzyme immobilization techniques, nanozymes, green synthesis using plant extracts and microbes, and t…

Shaoqin Xu, Xiwen Jia, Ting Wang +8

This study maximizes the efficiency of converting waste-derived n-caproic acid into renewable fuels via Kolbe electrolysis. Above 800 mM concentration, Faradaic efficiency reaches 51.2%, and energy consumption is reduced by 87%. Both acidic…

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…

Guo Zhao, Yikang Tan, Haoqian Guo +2

This study proposes an optimal scheduling model for a microgrid that integrates green certificate-carbon joint trading and flexible loads. Using an improved Harris Hawks Optimization algorithm, the model minimizes total system cost while im…

Houcine Benlaria, Naima Sadaoui, Badreldin Mohamed Ahmed Abdulrahman +4

This study analyzes the long- and short-run determinants of green employment in Saudi Arabia (1990-2024) using an ARDL bounds testing approach. Key findings: renewable energy capacity, urbanization, and the Vision 2030 policy regime are sig…

Alper Aslan, Emin Ahmet Kaplan, Tufan Sarıtaş +1

This study examines the dynamic relationship between AI and green growth across 38 OECD countries from 1996-2024 using CS-ARDL and wavelet coherence analysis. Results show AI significantly enhances green growth in the short run, with streng…