GX & Decarbonization Research

Giovanna C Carlos, L. H. Crespo, Pedro H C Voloch +5

This study optimizes activated carbon from malt bagasse for CO2 adsorption using simplex-centroid design. NaOH-activated carbon achieved 2.83 mmol/g at 273 K, showing potential for sustainable CO2 capture from industrial by-products.

Hongbin Huang

This paper systematically reviews catalytic systems and process design for CO2 hydrogenation to methanol. Efficient catalysts and low-cost green hydrogen are keys to industrial application, offering a promising CCUS pathway.

Kaoutar Eddarraji, Achraf El Kasmi

This review examines ammonia production processes in the context of hydrogen pathway evolution, analyzing gray, blue, and green hydrogen technologies for environmental performance, technological maturity, and economic constraints. It conclu…

Shailendra Kumar Singh, Abhijeet Sharma, Shanthy Sundaram

This paper reviews advances and challenges of integrated algal systems for industrial CO2 mitigation, discussing the potential of algae-based biotechnology for carbon capture and utilization and prospects for environmental sustainability.

Sofia Angeli, Huidong Xu, Tobias Beger +4

This study reports modeling and simulation of combined CO2 capture and hydrogenation to methanol using a bifunctional catalyst with amine and Pt sites. Kinetic models from TGA and steady-state hydrogenation are coupled with a transient reac…

Weiyun Wang, Can Zhou, Hangyu Huang +2

This review summarizes preparation methods and modification strategies for cellulose nanomaterials used in CO2 capture. It compares the impact of cellulose sources and preparation techniques on adsorption performance, evaluates materials li…

P. Joseph, S. Priyadarshini, G. Sailaja +2

This paper overviews the integration of renewable energy systems with circular carbon technologies (CCS, CCU, BECCS, synthetic fuels). Renewables power carbon capture processes, and captured CO2 is converted into fuels and chemicals, closin…

M. Kozak, E. Köroğlu, Z. Zaimoğlu +1

This study proposes an anaerobic membrane biofilm reactor to overcome low hydrogen solubility in ex-situ methanation, enhancing methane production efficiency and offering a pathway for carbon capture and utilization.

Shichao Zhang, Panpan Li, Hanghang Liu +5

This review systematically summarizes advances in integrated CO2 capture and photocatalytic conversion systems. It evaluates compatible capture media such as amine-based solid adsorbents and MOFs, analyzes the kinetic mismatch between captu…

Siavash Pasvei, Seyed Ali Hosseini Moradi, Farzad Namvar

This review integrates findings from 30 representative studies on activated carbon (AC) sorbents for CO2 capture (2022–2025). Ultramicropores (<0.7 nm) dominate adsorption, with capacities up to 9 mmol g⁻¹. Nitrogen and sulfur functional gr…

Irtaza Bashir Raja, Yasir Ahmad, Tariq Feroze +1

This study develops a closed-loop solar-green hydrogen system that recycles industrial wastewater, achieving 90% water recovery. It reduces LCOE from 0.10 to 0.0866 USD/kWh and avoids approximately 157,000 tCO2-eq emissions. The framework i…

Rasha M. Abd El-Aziz, Wael Z. El‐sayad, David Neels Ponkumar Devadhas +2

This study proposes a proactive AI framework integrating TG-CVAE, PRL layer, and TG-RDPSO for food waste reclamation, addressing temporal variability and multi-objective optimization. Experiments on the Global Food Wastage Dataset show 10-1…

V. Volpi, C. Bellezza, D. Civile +12

This paper presents a preliminary study applying an integrated geophysical approach to characterize the Matzaccara Fault for CO2 geological storage. It uses seismic full-waveform simulations and multiple geophysical methods to select a safe…

Giovanny S. Oliveira, Antônio M. L. Bezerra, Domingos F. S. Souza +2

This study uses artificial neural networks to predict the performance of Brazilian biomasses in chemical looping combustion (CLC), a CCUS technology. Inputs include biomass characteristics and reactor temperature, accurately predicting carb…

H. Gohoho, T. Kopac, Yaşar Demirel

This study proposes an enhanced methodology for hydraulic and thermodynamic analyses of column performance in flue gas decarbonization systems. The improved approach increases analysis accuracy and supports optimization of CO2 capture proce…

Linrun Li, Rui Tang, Xin Cui +3

This review summarizes CO2 bio-methanation technology, focusing on biotic limiting factors such as microbial species, activity, and metabolic pathways. It discusses enhancement strategies (e.g., zero-valent iron, microbial electrolysis cell…

Zhouhua Wang, Xiaolong Zhou, Yun Li +6

This study combines experiments and molecular dynamics simulations to investigate CO2 diffusion in CO2-CH4-H2O systems under reservoir conditions. Diffusion coefficients decrease with pressure; water promotes CO2 enrichment at the gas-water…

D. Han, Sunho Park

This study numerically analyzes a re-liquefaction system for boil-off gas from liquefied CO2 during transport and storage. Using one-dimensional thermal-fluid simulations (Thermal Desktop), it confirms stable pressure control and achieves a…

Sanusi Sule, Meng-Tao Zhou, Mulin Yu +6

This review systematically examines the interplay between design strategies and product selectivity in MOFs and MOF derivatives for electrochemical CO2 reduction. It emphasizes often-overlooked aspects such as metal nodes, organic linkers, …

Mohammad Ghaddaffi Mohd Noh, N. Y. Yuhana, Syazwan Onn +4

This study developed a continuous high-pressure CO2 mineral carbonation reactor for producing precipitated calcium carbonate (PCC). Optimizing the reactor design reduced particle size from 87/131 μm to 3.8/9.1 μm and achieved 100-hour stabl…