GX & Decarbonization Research

Holden T. Ranz, Barbara Peyton

This paper introduces SA3A, a novel solid amine CO2 sorbent developed by Collins Aerospace. Compared to legacy SA9T, SA3A shows equivalent or better thermal stability, over 1000 cycles of durability, and significantly reduced ammonia off-ga…

Wang Jia-xin, Li-Jun Mi, Ren-feng Yang +5

This review challenges the assumption that CCUS with CO2-EOR is inherently synergistic, showing that oil recovery and CO2 storage often conflict due to operational design, reservoir heterogeneity, and economic drivers. Mechanisms like WAG i…

Rahul Navik, Ding Xiao, Jia Li

This study demonstrates a scalable polyamine-assisted mechanochemistry (PAME) approach to produce graphene nanosheet-polyethyleneimine (GNs-PEI) composites for enhanced electrothermal swing adsorption (ETSA) CO2 capture. GNs-PEI exhibits hi…

Arun Arunima Balachandran Kirali, Ganapaty Manickavasagam, Wen-Da Oh +1

This perspective reviews lignin-derived porous carbon adsorbents for CO2 capture and conversion, emphasizing scalability, techno-economic and life-cycle assessments, and the emerging role of AI in designing a sustainable, closed-loop, bioma…

Dominic Ross, USDOE National Nuclear Security Administration (NNSA), Yulan Han +9

This lightning talk investigates how solution and active site speciation drive selectivity in electrocatalytic reactive carbon capture using Ni-N-C catalysts in diethanolamine. It aims to elucidate the mechanism for efficient CO2 capture, c…

Yeonji Choi, Youngkyun Seo, Eunyoung Park +1

This paper examines design considerations for CO2 liquefaction in onboard carbon capture and storage (OCCS) systems, addressing optimization of liquefaction conditions and energy consumption reduction, providing engineering insights for imp…

Yuan, Mengyao, Cross, Nicholas, Lynch, Madi +1

This dataset provides code and data to reproduce figures from a manuscript analyzing the economics and emissions of natural gas power with high-efficiency CO2 capture. Produced by Lawrence Livermore National Laboratory under U.S. DOE contra…

Longxiang Chen, Yuxiang Ji, Meina Xie +3

This paper designs and evaluates an integrated system combining deep-ocean-driven water-based carbon capture with Ocean Thermal Energy Conversion (OTEC). The integration aims to reduce energy consumption while enhancing CO2 capture efficien…

Jiale Li, Linbo Yan, Liang Wang +6

This study proposes a low-carbon CCHP system integrating calcium-looping and sorption-enhanced steam methane reforming (CL-SE-SMR), evaluated with a kinetic model. Multi-objective optimization using particle swarm optimization identifies op…

Mireille Chiroleu‐Assouline, Michel Moreaux

This paper analyzes the optimal use of coal, standard renewables, and methanol synthesized from captured CO2 and a non-standard renewable under an atmospheric carbon ceiling. It shows that a credible ceiling is necessary and sufficient to a…

Haniyeh Sadat Rezaei Mousavi, Shayan Rabet, Shayan Sharafi Laleh +4

An integrated wind-biomass system produces electricity, methane, ammonia, and CO2 with a novel dual CO2 capture strategy combining liquefaction and calcium looping for carbon recovery, utilization, and storage. Using 8784 hours of NASA MERR…

Weiwei Li, Zeyun Dong, Yinghao Xiong +6

This review focuses on carbon nanofiber (CNF)-based composites as photocatalysts for converting CO2 into valuable hydrocarbons, covering synthesis methods and design strategies. Recent advances include solar-driven hydrogen production and C…

Buntoro A, Lukmana AH, Putra TE +1

This study characterizes shale caprock integrity for CCS in Indonesia's Salaq Basin through laboratory rock mechanics tests. Results show moderate to high stiffness and shear strength, supporting the caprock's effectiveness for safe CO2 sto…

Akmalkhon Makhmudov

This review systematically evaluates CO₂-EOR methods (WAG, Huff-and-Puff, hybrid) for Uzbekistan's aging oil fields, highlighting potential for enhanced recovery and CO₂ storage. It identifies key barriers—lack of CO₂ transport infrastructu…

Vega-Paredes, Maria, Colantoni, Simone, Martín-Sandoval, Marina +6

Bioelectrochemical methanation (BEM) converts CO2 and renewable electricity into methane. This study operated a three-cell stack for 83 days, finding that reducing dissolved CO2 improved methane purity to 88% and coulombic efficiency to 99%…

Tiago Roberto da Costa, Amirhossein Filsouf, Iñaki Adánez-Rubio +3

This study evaluates a low-cost natural copper ore as an oxygen carrier for Bio-CLOU systems. TGA and fluidized bed experiments show high oxygen transport capacity (19.1%) and oxygen uncoupling capability (3.9%), with stable performance and…

Joel Stockill, Rachel Kieft, Fatemeh Kamali +1

This paper reviews the first year of subsurface performance of Australia's first large-scale onshore CCS project, Moomba CCS. CO2 is injected into depleted Toolachee reservoirs via five wells, with monitoring data (pressure, passive seismic…

Ziming Bai

This paper analyzes the strategic role of metal-organic frameworks (MOFs) as 'molecular sponges' in achieving carbon neutrality, addressing CCUS bottlenecks. It compares MOFs with traditional adsorbents/catalysts, outlines design and indust…

Emily Preedy, Darren L. Oatley-Radcliffe, Jose Gayo Pelaez +3

This study demonstrates a commercial-scale tubular photobioreactor using CO2 from a nickel refinery to grow microalgae, achieving biomass productivity of 0.11 g/L/d and sequestering ~1 tonne CO2/year. Techno-economic analysis shows positive…

P. Das Biswas, P. Dey, R. Bera

This review positions aerobic composting of municipal solid waste (MSW) as a superior CCUS pathway compared to anaerobic digestion (AD). Aerobic composting suppresses methane emissions and stabilizes organic carbon into humified soil organi…