GX & Decarbonization Research

Sofianos Panagiotis Fotias, Vassilis Gaganis

This paper proposes a novel Gaussian process kernel (GP-Perm) that encodes permutation invariance for well placement optimization in CCS projects. The method handles permutation symmetries in group-controlled wells and demonstrates superior…

Ahmed Elsayed, Thaier Alawadh

This paper proposes a pressurized direct air capture (DAC) method that reduces contactor size by 70x and improves absorption capacity 7x and absorption speed 450x. By integrating mature technologies, it aims to scale carbon removal to gigat…

Lan Teng, Haoyu Zhang, Wenchao Bai +2

This paper examines resilient batch capture and storage siting for carbon networks under supply uncertainty. It proposes siting methods that remain effective under uncertain conditions, contributing to emission reduction targets.

Huajie You, Shengde Zhang, Liang Du +3

MOFMeld integrates a literature-grounded MOF-specialized LLM (MOFLLaMA) with crystal-aware embeddings for efficient screening of MOFs in carbon capture. It achieves competitive accuracy on six property targets with less data than GNN baseli…

Abdelrahman Refaie, Ahmad Hassan, Mohsen Afshari +2

This study introduces an ITIES-based electrochemical pH swing system for membrane-free CO2 capture, achieving energy consumption as low as 62 kJ/mol CO2. Experimental and modeling results identify kinetic losses as the main limitation, high…

Rawan A. Al-Qahtani, Aqeel Ahmad, Othman Charles S. Al Hamouz

This study synthesizes novel porous organic polymers with phenazine integration for hydrogen and carbon dioxide capture. The materials demonstrate high selectivity and adsorption capacity, showing promise for CCUS applications.

Manuel Lorenzo Iozzia, Alberto Casu, Alberto Calloni +10

This study presents a novel solid-state approach using pulsed laser deposition to fabricate calcium silicate thin films from natural wollastonite. Nanofoam morphologies obtained in oxygen atmosphere exhibit enhanced wettability and rapid CO…

Nicholas Gregorich, Joseph Kalla, Mary Hannah Irwin +8

This study proposes a new ocean alkalinity enhancement strategy using mining waste for carbon capture. Simulated mining waste shows solubility of 75 mg/L in ASTM seawater, sequestering 118 mg CO2. Technoeconomic analysis estimates $266 per …

Julia Cramstedt

This paper investigates carbon capture technology using white liquor, an alkaline solution generated in the kraft pulping process, to absorb CO2 from plant emissions. It explores the potential for integrating carbon capture into existing pu…

Steve Griffiths

This paper reviews five major industrial carbon capture technologies at TRL 4+: absorption, adsorption, membrane, cryogenic, and electroswing. It provides a framework for matching chemistry to context, supporting scale-up decisions. The wor…

Zhen Xu, Angus Pedersen, Shunsuke Shimizu +5

This study develops a new porous carbon electrode for electrochemical CO2 capture. Combining micro- and mesoporosity, it outperforms commercial benchmarks with faster CO2 adsorption and lower energy consumption, highlighting the importance …

Zhen Xu, Angus Pederson, Shunsuke Shimizu +5

This study introduces a new porous carbon for electrochemical CO2 capture, featuring both micro- and mesoporosity. It outperforms the commercial benchmark YP80F with faster CO2 adsorption and lower energy consumption, highlighting the role …

Hon Chung Lau, Steve Tsai

This paper examines the feasibility and decarbonization potential of carbon capture and storage (CCS) for U.S. data centers. It analyzes energy consumption and emission profiles, evaluating deployment costs and implementation barriers. The …

Xin Chen, Xiaofeng Ling, Xu Zhen +1

This review summarizes recent advances in engineering carbonic anhydrase (CA) for CO2 capture and utilization. Protein engineering and immobilization enhance thermal stability and reusability, with machine learning emerging as a transformat…

Wolfgang Ruf, Stephen Auld

This paper highlights the critical role of Measurement, Monitoring, and Verification (MMV) systems for offshore CCS sites. Using autonomous underwater vehicles (AUVs) and advanced sensors, baseline monitoring over 12 months establishes envi…

Mahmoud Kiannejad Amiri, Mohammad Moosazadeh, ChangKyoo Yoo

This study assesses the techno-economic feasibility and life cycle carbon impact of an integrated bioenergy and direct air capture (DAC) system for producing sustainable hydrogen carriers. It provides insights into the economic viability an…

Chih-Ting Wang, Ramamoorthi M Sivashankari, Yuki Miyahara +1

This study investigates the autotrophic production of poly[(R)-3-hydroxybutyrate] (P(3HB)) by Ralstonia eutropha H16 under low CO2 concentrations. At 1.4 vol% CO2, P(3HB) concentration reached 2.71 g/L with 77 wt% content. Overexpression of…

Mohsen Nasrollahi, Davood Mostofinejad

This study applies experimental and response surface methodology (RSM) for multi-objective optimization of low-carbon high-performance concrete incorporating silica fume and slag. It optimizes compressive strength, durability, environmental…

Okleigh Archer

This paper examines the role of public procurement policy in driving low-carbon concrete adoption, focusing on the U.S. Buy Clean California Act (BCCA). It analyzes how Environmental Product Declarations (EPDs) and Global Warming Potential …

Abu Hena MD Shatil, Mohammad Shakeri, Nowshad Amin +1

This paper proposes an integrated renewable energy and demand-side management approach for low-carbon commercial buildings in tropical climates. It uses a matched-configuration benchmark combined with predictive control and a multi-agent de…