GX & Decarbonization Research

P. Kirmizakis, P. Soupios, C. Benetatos +6

This study demonstrates the feasibility of Controlled Source Electromagnetic (CSEM) methods for monitoring subsurface CO2 plumes in a CCS project in North Dakota, USA. Surface log-scale resolution was achieved, accurately delineating plume …

Adamu Kimayim Gaduwang, Bassam Tawabini, Nasiru Salahu Muhammed

This review assesses electrofuels for decarbonizing hard-to-abate sectors (steel, chemicals, etc.) where electrification and direct hydrogen use are challenging. It analyzes production processes, energy demands, economics, and lifecycle GHG…

Antonio Barchi, Marco Illich, Laura Rondi

This paper analyzes the IEA CCUS projects database (1990-2023) to examine why certain countries attract more projects, why projects concentrate in oil & gas, agrochemicals, and materials sectors, and how organizational choices affect deploy…

Qihan Wang, Zhili Wang

This study optimizes membrane-based carbon capture for coal-fired power plants, reducing energy consumption from 3.2 to 2.1 GJ/t CO2 while maintaining >90% capture rate. Using an improved CENTURY model, it shows that geological storage/vege…

Ilayda Akkor, Shachit S. Iyer, John Dowdle +2

This paper conducts epistemic uncertainty analysis and robust optimization for a second-generation solvent-based post-combustion carbon capture process (PZ/AFS). Sensitivity and Pedigree analyses identify key uncertainties, leading to a 12-…

S. Bhagat, N. Garad, .P.S Jejurkar +2

This paper provides an overview of Carbon Capture and Storage (CCS) principles, including pre/post-combustion and oxy-fuel capture methods, and storage options like depleted reservoirs and saline aquifers. It discusses technological, econom…

M. Alwerfali, F. Faraji, Mardin Abdalqadir +1

Accurate viscosity prediction of CO2-N2 mixtures is vital for CCUS processes but costly experiments and inaccurate conventional models hinder rapid decision-making. This study developed and benchmarked nine ML models (GB, XGBoost, LightGBM,…

H. Yangthong, Phakamat Lim‐arun, Siriwan Jansinak +10

This review comprehensively compares CO2 capture technologies, focusing on polymer-based adsorbents, covering thermodynamics, computer modeling, and applications. It finds adsorption promising for long-term protection against pollutants and…

P. Saini, U. Biradar, K. Sonawane +4

This paper provides a comprehensive overview of AI-driven digital innovations in CCUS, including real-time monitoring, fiber-optic sensing, and advanced analytics. These technologies enable dynamic alerts, predictive maintenance, and enhanc…

Karan Sotoodeh

This review focuses on failure analysis and prevention methods to improve safety and reliability in hazardous direct air capture (DAC) plants. It covers common failure modes and mitigation strategies, providing insights for safe operation, …

Abdul'Aziz Aliyu, Keith Burnard

This conference summary reports on the 8th Post Combustion Capture Conference, covering advances in CCUS, DAC, and BECCS. With 115 oral presentations and 26 posters from 240 delegates across 24 countries, it highlights R&D, operational insi…

Guanchu Lu, Tianhao Li, Qun Li +5

This review categorizes integrated carbon capture and utilization (ICCU) by C1 and C2+ products, linking catalytic strategies to industrial commodities. It evaluates ICCU's potential to overcome high costs and complexity of traditional CCUS…

Julia Piotrowska, Michael Harasek, Katharina Bica‐Schröder

This review summarizes recent progress in ionic liquid (IL)-modified polymer membranes for CO2 separation, addressing the selectivity-permeability trade-off and plasticization. It covers polymerized ILs, mixed matrix membranes, and hollow f…

Yasin Khalili, Saeed Abassi, Mohammadreza Bagheri

This review provides an integrated evaluation of gas-based EOR techniques including CO2 flooding, hydrocarbon gas injection, N2 injection, and flue-gas injection. CO2 flooding offers superior recovery (10-20% incremental) and aligns with CC…

Fan Wang, D. Behera, Bratin Sengupta +2

This study developed a nanoconfined ionic liquid membrane using single-walled carbon nanotubes and CO2-selective ionic liquid, achieving CO2 permeance of 1654 GPU and CO2/N2 selectivity of 1132. Under simulated flue gas conditions, it enric…

Célia Sapart

This paper argues that phasing out virgin fossil carbon is essential for climate neutrality, but sectors like chemicals, materials, aviation, and maritime will still need carbon. Carbon Capture and Utilisation (CCU) can replace fossil carbo…

V. Seithümmer, S. Kaufmann, Felix Jonathan Brucker +3

This paper presents a novel fully electrified CO2 loop integrating direct air capture (DAC) with plasma-based calcination. Atmospheric CO2 is captured via alkaline absorption, solidified as CaCO3, then decomposed by rotating gliding arc pla…

S. Stokes, C. Philips, H. Haghighi

This paper presents industry guidelines for setting CO2 impurity specifications across the CCUS value chain, developed by a Joint Industry Project (JIP) involving 12 operators and 6 research institutions. It introduces a holistic approach t…

Mansour Almuwallad

This study develops a multi-scale digital twin framework integrating physics-informed neural networks for real-time optimization and predictive control of amine-based CO2 capture. Validated against pilot-scale data, it achieves temperature …

J. Pandit, Saw Hong Lim, K. Chan

This paper addresses the high energy consumption of solvent regeneration in CO2 capture, which accounts for over 80% of total energy demand. CO2CRC's novel hybrid capture technology reduces regeneration costs through lower temperatures, red…