Results 71 to 80 of about 7,199,039 (242)

Integrated Analysis of Pressure Transient Tests in the Gulf of Mexico [PDF]

open access: yes, 2011
Imperial Users ...
De Caso, Hernan, De Caso, Hernan
core  

Effect of sedimentary heterogeneities in the sealing formation on predictive analysis of geological CO2 storage [PDF]

open access: yes, 2019
Numerical models of geologic carbon sequestration (GCS) in saline aquifers use multiphase fluid flow-characteristic curves (relative permeability and capillary pressure) to represent the interactions of the non-wetting CO2 and the wetting brine. Relative
Alkan   +69 more
core   +2 more sources

Capturing soil moisture and salinity changes in flooded coastal forests using electrical resistivity and induced polarization

open access: yesVadose Zone Journal, Volume 25, Issue 1, January/February 2026.
Abstract Geophysical methods provide high‐resolution spatial measurements of physical quantities sensitive to changes in soil moisture and salinity and can be used to monitor soil hydrological responses to flooding. However, extracting quantitative hydrological information from geophysical data remains challenging.
Moses B. Adebayo   +10 more
wiley   +1 more source

Reservoir evaluation using petrophysics informed machine learning: A case study

open access: yesArtificial Intelligence in Geosciences
We propose a novel machine learning approach to improve the formation evaluation from logs by integrating petrophysical information with neural networks using a loss function.
Rongbo Shao, Hua Wang, Lizhi Xiao
doaj   +1 more source

Imaging of a fluid injection process using geophysical data - A didactic example [PDF]

open access: yes, 2020
In many subsurface industrial applications, fluids are injected into or withdrawn from a geologic formation. It is of practical interest to quantify precisely where, when, and by how much the injected fluid alters the state of the subsurface.
Commer, M   +4 more
core  

Micro-computed tomography pore-scale study of flow in porous media: Effect of voxel resolution [PDF]

open access: yes, 2015
A fundamental understanding of flow in porous media at the pore-scale is necessary to be able to upscale average displacement processes from core to reservoir scale. The study of fluid flow in porous media at the pore-scale consists of two key procedures:
Boek, E, Crawshaw, J, Gray, F, Shah, SMK
core   +1 more source

Petrophysical parameters of rocks of the Visean stage (Lokhvytsky zone of the Dnieper-Donets Depression)

open access: yesGeofizicheskiy Zhurnal, 2019
The results of complex investigations of petrophysical properties of the Visean rocks from wells in Lokhvytsky zone of the DDD (sandstones and siltstones from depths 5060―5600 m and limestones from depths 5960―6200 m) are presented.
S. Vyzhva   +6 more
semanticscholar   +1 more source

Deep Sources of Recent Volcanism in Armenia Inferred From Ambient Noise Tomography

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 1, January 2026.
Abstract We perform Rayleigh wave ambient noise tomography to investigate crustal seismic velocity structure and sources of volcanism in Armenia. Armenia, a key part of the tectonically and volcanically active Caucasus‐Anatolia region, is actively being deformed by the ongoing Arabian‐Eurasian continental collision.
Kh. Meliksetian   +9 more
wiley   +1 more source

Using of Pickett’s plot in determining the reservoir characteristics in Abu Roash Formation, El-Razzak Oil Field, North Western Desert, Egypt

open access: yesEgyptian Journal of Petroleum, 2014
The present work was devoted to evaluate the reservoir characteristics of the Abu Roash Formation in the vicinity of El-Razzak Oil Field, North Western Desert, Egypt.
A.A. El-Khadragy   +4 more
doaj   +1 more source

In Situ Microscale Shear Failure Mechanism in Hot Dry Rock Under Thermal Cycling

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 1, January 2026.
Abstract Induced shear failure is key for enhancing hot dry rock (HDR) resource exploitation, aiming to creating an extensive fracture network. Although the macroscopic shear behavior of HDR has been extensively investigated, its microscopic shear failure mechanisms remain unclear.
Bowen Liu   +6 more
wiley   +1 more source

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