GX & Decarbonization Research

Iman Baghaei, Mojtaba Mirhosseini, Alireza Zahedi

This study proposes a hybrid GNN-Transformer model for long-term wind speed forecasting critical for green hydrogen site planning. Using NASA climate data, the GNN-Transformer improved MAE by 30% over standard Transformers, while a GNN-GRU …

Ali Sulaiman Alsagri, A. Alrobaian

This review surveys solar dish collectors for hydrogen production, comparing thermochemical cycles, high-temperature electrolysis, and multigeneration systems. It identifies key challenges in materials, integration, and economics for scalin…

Z. Huang, Wei Han, Zepeng Han +1

This study proposes a co-production system for methanol and hydrogen that integrates methane steam reforming and bi-reforming of methane to achieve low carbon emissions. The system aims to improve energy efficiency and reduce greenhouse gas…

Haipeng Guo, Hailun Zhou, Mingyang Liu +6

This paper presents a low-temperature fabrication method for carbon papers used in proton exchange membrane fuel cells, achieving high mechanical strength and performance. It contributes to improving fuel cell efficiency and reducing costs.

Yang Fei, Mohammad Fazli, Shibo Kuang +5

This numerical study investigates high-H2 operation and gas injection strategies to improve shaft furnace performance for low-carbon ironmaking. It presents technical pathways for decarbonizing the steel industry.

Jiaqiang Wang, Meiling Yue, Jianwen Meng +1

This paper proposes a two-stage optimal scheduling method for a PEMFC-based combined heat and power system to simultaneously improve economic and low-carbon performance. The first stage performs day-ahead planning, and the second stage adju…

Xiang Yang, Xinghua Liu, Zhongbao Wei +3

This paper proposes a distributionally robust low-carbon economic dispatch model for an electric-hydrogen coupled system under high renewable penetration. It optimizes operating costs and carbon emissions while addressing uncertainty in ren…

Junseok Song, Hosik Hahn, Sunghun Kwak +5

A molten GaBi catalyst enables CO2-free hydrogen production at 500–800°C, with the Ga0.11Bi0.89 alloy showing low activation energy (67.2 kJ/mol) and stable operation for 158 h. A 552 ton H2/day plant achieves superior economic and environm…

Muhammad Haris Azlan, Siti Hasanah Osman, Norazuwana Shaari +4

This paper reviews recent progress in graphitic carbon nitride (g-C3N4) materials for low-temperature fuel cells, analyzing their sustainability and challenges. It discusses catalyst performance improvements and manufacturing hurdles, offer…

Xiang Li, Guandong Wu, Yufei He +1

This study developed a Ru/Al2O3-La-C catalyst to alleviate hydrogen poisoning in low-pressure ammonia synthesis. At 400°C and 3 MPa, it achieved a 10-fold increase in ammonia yield (4.74 mmol NH3·gcat−1·h−1) compared to unmodified catalyst,…

Zhiwei Zhang, Yong Chen, Zhong Xie +4

This study investigates the incorporation of low levels of platinum (Pt) into carbon materials with varying pore structures to enhance the hydrogen evolution reaction (HER). Despite low Pt content, optimized pore structures achieve high cat…

Osamah Siddiqui, Ragad Aldilaijan, Mohammed Albuali +3

This paper presents a membrane-based ammonia cracking process for efficient low-carbon and high-pressure hydrogen production. The method potentially improves energy efficiency and reduces CO2 emissions compared to conventional ammonia crack…

Cinthia Serrato-Arias, Andrew Rowe

This paper provides a comparative techno-economic analysis of methane pyrolysis for low-carbon hydrogen production, evaluating costs and efficiency against conventional methods, highlighting its potential for decarbonizing hydrogen producti…

Boling Wu, Yuxin Li, Qi Qian +3

This paper proposes a robust planning framework for regional integrated energy systems that incorporates cross-seasonal hydrogen storage and biogenic carbon recycling to achieve low-carbon goals. The model optimizes system design and operat…

Tatnkam Ernest Jefferson, Sravendra Rana, Nilanjana Banerjee

This paper discusses blue hydrogen, produced from natural gas with carbon capture and storage, as a viable pathway toward a low-carbon future. It examines technical challenges, costs, and the need for policy support.

Zhongfan Gu

This dataset accompanies a manuscript showing that climate-driven electricity-hydrogen networking can accelerate cost-competitive carbon neutrality in Chinese cities. It provides modeling data for integrating hydrogen infrastructure with re…

Zhongfan Gu, Guangsheng Pan, Wei Gu +5

This paper demonstrates that a climate-driven electricity-hydrogen network can accelerate cost-competitive carbon neutrality in Chinese cities. By integrating climate data with energy system modeling, it identifies optimal combinations of r…

Albérico Paulo Maciel

This paper comparatively analyzes contract models (EPC, EPCM, PPA, HPA) for green hydrogen and renewable energy plants in Brazil. Through two case studies in Pernambuco, it evaluates advantages and disadvantages of each model, concluding th…

Mohammad Hemmati, Vassilis M. Charitopoulos

This study analyzes the impact of critical mineral supply constraints on the UK's 2050 net-zero target. Using an integrated model with 13 minerals across 24 technologies, it finds baseline demand of 18 Mt minerals (70%+ imported). Tightenin…

Young Wook Ryu, Seolhwa Yun, S Kim +4

This study performs multi-objective optimization of combined steam and dry reforming for low-carbon hydrogen production, balancing techno-economic and environmental performance. It identifies optimal conditions supporting hydrogen decarboni…