Results 71 to 80 of about 11,868 (222)

New knowledge about shock events that affected the L‐chondrite parent body from two heavily shocked L6 meteorite finds

open access: yesMeteoritics &Planetary Science, EarlyView.
Abstract We report new results from a study of shock‐related features in the L6 ordinary chondrites Northwest Africa (NWA) 4672 and NWA 12841. Our observations confirm the occurrence of eight high‐pressure (HP) minerals in each meteorite, namely, ringwoodite, majorite, akimotoite, wadsleyite, albitic jadeite, lingunite, tuite, and xieite.
I. Baziotis   +5 more
wiley   +1 more source

Investigation and analysis of reservoir zonation in the Fahliyan Formation using pressure, petrophysical, and core data from an oil field in southwestern Iran [PDF]

open access: yesعلوم زمین خوارزمی
The Fahliyan Formation, as one of the most important hydrocarbon reservoirs in southwestern Iran, exhibits significant geological and reservoir complexities.
Hadis Arvani   +2 more
doaj  

Integrated Petrophysical Evaluation and Rock Physics Modeling of Broom Creek Deep Saline Aquifer for Geological CO2 Storage

open access: yesFuels
Fossil fuels, such as coal and hydrocarbons, are major drivers of global warming and are primarily responsible for worldwide greenhouse gas emissions, including carbon dioxide CO2.
Prasad Pothana   +2 more
doaj   +1 more source

Sedimentary facies controls on reservoir quality of the Abu Madi Formation, offshore Nile Delta Basin, Egypt

open access: yesGeomechanics and Geophysics for Geo-Energy and Geo-Resources, 2023
The present study investigates the sedimentological analysis and petrophysical properties of the Messinian Abu Madi reservoir (AMR), offshore Nile Delta Basin in order to determine how facies heterogeneities control reservoir quality.
Ehab M. Assal   +2 more
doaj   +1 more source

Fourier Neural Pseudo‐Log Generator for Well Log Reconstruction and Beyond‐Record Generation

open access: yesJournal of Geophysical Research: Machine Learning and Computation, Volume 3, Issue 3, June 2026.
Abstract Geophysical well logging is crucial for subsurface exploration, but its application is often hindered by incomplete data and high operational costs. To address these challenges, we propose the Fourier neural pseudo‐log generator (FNPG), a novel generative model capable of both missing well log reconstruction and generation of new, beyond ...
Zicheng Gai, Yanfei Wang
wiley   +1 more source

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  

Ecological Processes Underpinning Microbial Variability in Archean Granitoids Beneath the Deccan Traps: Evidence From Deep Drilling in Koyna, India

open access: yesEnvironmental Microbiology Reports, Volume 18, Issue 3, June 2026.
Deep biosphere hosted by Archean granitoid basement of Deccan Traps showed depth‐wise microbial partitioning. Limited dispersion and variable selection control community assembly. Fewer abundant bacterial taxa were ubiquitous, while large numbers of rare taxa remained localized.
Rajendra Prasad Sahu   +5 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

Assessment of soil slurry saturation and slurry infiltration in pig slurry storage ponds using electrical resistivity tomography

open access: yesVadose Zone Journal, Volume 25, Issue 3, May/June 2026.
Abstract Effective management of pig slurry in semi‐arid settings is critical to protect soils and aquifers. This study integrates multi‐profile electrical resistivity tomography (ERT) compiled into stitched 3D volumes with a calibration based on modified Archie's law derived from laboratory resistivity–moisture tests to obtain semi‐quantitative soil ...
Ximena Capa‐Camacho   +6 more
wiley   +1 more source

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