Effect of supercritical carbon dioxide on pore structure and methane adsorption of shale with different particle sizes

L Wang, Y Zhao, M Liu, Z Song, Y Sun, S Ni… - The Journal of …, 2024 - Elsevier
Supercritical carbon dioxide (SCCO 2) fracturing significantly enhances shale gas recovery,
which is influenced by particle size. We soaked shale in SCCO 2 and investigated the …

Surface Chemistry and Chemical Structure of Shale Caprocks Exposed to CO2: Implication for Sealing Integrity

A Fatah, K Norrman, A Al-Yaseri - Energy & Fuels, 2024 - ACS Publications
Subsurface carbon dioxide storage is being widely studied as an effective solution for
minimizing greenhouse gas emissions. Shale caprocks are regarded as effective seals …

Diffusive Leakage of scCO2 in Shaly Caprocks: Effect of Geochemical Reactivity and Anisotropy

F Cruz, S Dang, M Curtis, C Rai - SPE Journal, 2024 - onepetro.org
Supercritical carbon dioxide (scCO 2) trapping mechanisms within carbon geostorage
(CGS) primarily hinge on the upper caprock system, with shales being favored for their fine …

Defining geological viability criteria for CO2 and hydrogen storage in depleted oil and gas fields

M Ciotta, CCG Tassinari - Research, Society and Development, 2024 - rsdjournal.org
This study focuses on how depleted oil and gas fields can be used as geological reservoirs
to support the shift towards decarbonization and sustainable, low-carbon energy systems …