Effect of methyl orange on the hydrogen wettability of sandstone formation for enhancing the potential of underground hydrogen storage

F Alhamad, R Sedev, M Ali, M Ali, H Hoteit… - Energy & …, 2023 - ACS Publications
Hydrogen is expected to play a significant role as a clean energy carrier. However, the
development of a hydrogen economy requires the use of large amounts of hydrogen; …

Trapping processes of large volumes of natural hydrogen in the subsurface: The emblematic case of the Bourakebougou H2 field in Mali

O Maiga, E Deville, J Laval, A Prinzhofer… - International Journal of …, 2024 - Elsevier
Most of the ongoing discussions about natural hydrogen (H 2) exploration focus on surface
hydrogen occurrences and generation processes. However, the trapping process is the most …

[HTML][HTML] Frictional strength of siliciclastic sediment mixtures in fault stability assessment

DCA Silva, E Skurtveit, M Soldal, A Braathen - Journal of Structural Geology, 2024 - Elsevier
Frictional strength of fault zones is a key parameter for evaluation of fault stability and
reactivation. We measure friction using the direct shear test (DST) for (i) sand-clay mixes …

[HTML][HTML] Uncertainty of stress path in fault stability assessment during CO2 injection: Comparing smeaheia 3D geomechanics model with analytical approaches

JC Choi, E Skurtveit, KDV Huynh, L Grande - International Journal of …, 2023 - Elsevier
This study investigates the limitation of simplified stress path assumptions, particularly
uniaxial strain conditions, in fault stability assessments for CO 2 injection sites. We …

Subsurface storage capacity in structural traps in underexplored sedimentary basins: hydrogen (H2) and carbon dioxide (CO2) storage on the Irish Atlantic margin

CM O'Sullivan, P Rodriguez-Salgado… - Geological Society …, 2025 - lyellcollection.org
Methodologies for storage assessment developed for basins with dense data coverage are
typically not optimally applicable to underexplored sedimentary basins. To address this, a …

[HTML][HTML] Integrated containment risks assessment for subsurface CO2 storage: Overburden analysis and top seal integrity study, offshore Norway

MJ Rahman, M Fawad, NH Mondol - International Journal of Coal Geology, 2024 - Elsevier
This study summarizes the OASIS (Overburden Analysis and Seal Integrity Study for CO 2
Sequestration in the North Sea) project that focuses on assessing the containment risks …

Structural characterization and across-fault seal assessment of the Aurora CO2 storage site, northern North Sea

N Holden, JL Osmond, MJ Mulrooney… - Petroleum …, 2022 - earthdoc.org
Faults play an essential role at many potential CO2 storage sites because they can act as
conduits or barriers to fluid flow. To contribute to the evaluation of the Aurora storage site in …

Monitoring casing corrosion of legacy wells using CSEM: Implications for large-scale energy and CO2 storage projects in shut-down hydrocarbon fields

S Zonetti, B Dupuy, B Emmel, A Romdhane - The Leading Edge, 2023 - library.seg.org
Large-scale CO2 and energy storage is a mandatory part of the green shift to reduce CO2
emissions and limit consequences of climate change. Large-scale storage will require the …

Failure Modes and Fault Morphology

AJ Cawood, DA Ferrill, KJ Smart - Lithosphere, 2024 - pubs.geoscienceworld.org
Fault failure modes determine the geometric characteristics of faults and fault zones during
their formation and early development. These geometric properties, in turn, govern a wide …

Characterizing along-and across-fault fluid-flow properties for assessing flow rates and overburden fluid migration along faults: a case study from the North Sea

TI Bjørnarå, E Skurtveit, EAH Michie… - Petroleum Geoscience, 2023 - earthdoc.org
Assessing fault zones as fluid-migration pathways requires the characterization of
permeability both across and along faults, as well as the adjacent volume. The hydraulic …