Results 71 to 80 of about 11,680 (205)

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

Petrophysical Variation in Central North Sea Fields [PDF]

open access: yes, 2012
Imperial Users ...
Agrawal, Utsav, Agrawal, Utsav
core  

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

Petrophysical Analysis of Low-Contrast Oil Reservoirs with Low Porosity and Low Formation-Water Salinity in SaPu Intercalation of Longxi Area, Daqing Oilfield, China

open access: yesApplied Sciences
Low-contrast oil reservoirs have a complicated origin story that frequently results from the interaction of several different factors. The low-contrast oil reservoirs in the Daqing Oilfield’s SaPu intercalation in the Longxi Region are the main subjects ...
Jianwei Fu, Guiwen Wang, Zhipeng Xiao
doaj   +1 more source

Coal Bed Methane System Modeling - Reservoir, Wells and Surface Facilities [PDF]

open access: yes, 2011
Imperial Users ...
Ori-Jesu, Efeoghene, Ori-Jesu, Efeoghene
core  

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

Evaluation of Low Permeability, Naturally Fractured Carbonate Reservoir with Pressure Transient Analysis [PDF]

open access: yes, 2012
Imperial Users ...
Karamessinis, Aristeidis   +1 more
core  

Effect of volcanic dykes on coastal groundwater flow and saltwater intrusion : a field-scale multiphysics approach and parameter evaluation [PDF]

open access: yes, 2017
Acknowledgments This research was primarily based on research grant‐aided by the Irish Department of Communications, Energy and Natural Resources under the National Geoscience Programme 2007–2013.
A. González-Quirós   +79 more
core   +3 more sources

Vector‐Based and Machine Learning Approaches for Pore Network Parameters Analysis

open access: yesGeophysical Prospecting, Volume 74, Issue 1, January 2026.
ABSTRACT Accurate characterization of pore structures in carbonate rocks is critical for evaluating fluid flow and storage capacity in subsurface reservoirs, a key concern in geophysical exploration and reservoir engineering. This study proposes a hybrid digital rock physics workflow that integrates deep learning–based segmentation, vectorial geometric
José Frank V. Gonçalves   +4 more
wiley   +1 more source

History Matching Using Principal Component Analysis [PDF]

open access: yes, 2011
Imperial Users ...
Sharma, Akshay, Sharma, Akshay
core  

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