Results 51 to 60 of about 5,441,488 (163)

Evidence From Microscopy and U–Pb Geochronology as a Clue to the Influence of the Cretaceous Magmatism in the Diagenesis of Pre‐Salt Carbonate Reservoirs in the Santos Basin (Brazil)

open access: yesGeological Journal, Volume 61, Issue 7, Page 1976-2001, July 2026.
Carbonates from Santos Basin revealed U–Pb ages correlated with basalt ages (A), suggesting that they were formed during magmatic events. These events placed hot CO2 in the reservoir, which, when mixed with carbonate‐rich cold water (B), led to thermal convection, enabling the formation of the U contained in the carbonates.
Marco António Ruivo de Castro e Brito   +8 more
wiley   +1 more source

Geothermal energy prospectivity in the Hutton Sandstone, Eromanga Basin, Australia

open access: yesGeothermal Energy
The Cooper and Eromanga Basins of Australia, with old and hot basement rocks, offer promise for geothermal exploration. The basement rock radioactive decay has high radiogenic heat production exceeding 5 microwatts per cubic meter. The basement structure
Oluwaseun Daniel Akinyemi   +3 more
doaj   +1 more source

Some aspects of the Fukushima Daiichi nuclear accident

open access: yesEnvironmental Disease, 2020
Average whole-body doses after the Fukushima accident remained within the limits of natural radiation background. Thyroid doses were much lower than after the Chernobyl accident.
Sergei V. Jargin
doaj   +1 more source

The 2021–2022 Fukushima‐Oki Earthquakes in Northeastern Japan: Dehydration Triggered Fault Reactivation Boosted by Slab Segmentation

open access: yesGeochemistry, Geophysics, Geosystems, Volume 27, Issue 7, July 2026.
Abstract The 2021–2022 Fukushima‐Oki earthquakes in northeastern Japan provide a valuable opportunity to deepen our understanding of intraslab earthquakes generated by the reactivation of subducted outer‐rise bending faults. This study integrates high‐resolution seismic velocity models with numerical modeling results to investigate the roles of slab ...
Yuyang Tan   +7 more
wiley   +1 more source

CT Protocol Adaptation and Radiogenic Risk in Patients with Disabilities in Saudi Arabia: A Cross-Sectional Survey

open access: yesJournal of Disability Research
Exposure to ionizing radiation for medical purposes is the largest source of exposure to the general public. Patients with disabilities or special needs face unique physical, communication, and organizational barriers that may affect their radiation ...
Hasan Salah   +6 more
doaj   +1 more source

A Tropically Hot Late Jurassic North American Sundance Sea: Evidence for the Oxfordian Warm Interval

open access: yesPaleoceanography and Paleoclimatology, Volume 41, Issue 7, July 2026.
Abstract The Late Jurassic greenhouse climate was characterized by elevated atmospheric CO2 (pCO2) at 600–1,000 ppm and sea‐surface temperatures substantially warmer than today. These conditions peaked during the Oxfordian, when extensive epicontinental seaways, including the North American Sundance Sea, dominated mid‐latitude paleoceanography.
R. W. Reynolds   +9 more
wiley   +1 more source

Emplacement of Hybrid Continental‐Oceanic Arc Terranes Without Collision: The Devonian Calliope Arc (New England Orogen, Australia)

open access: yesTectonics, Volume 45, Issue 7, July 2026.
Abstract The accretion of allochthonous provinces, derived from oceanic plates, has traditionally been considered an important contributor to continental growth. However, increasing evidence shows that some oceanic terranes (e.g., island arcs) are not “exotic,” as suggested by the presence of continental‐derived sedimentary provenance.
Igor V. Gomes   +4 more
wiley   +1 more source

Assessing the Worth of Noble Gas Tracer Concentrations in Alluvial River‐Aquifer Systems Using Data Space Inversion

open access: yesWater Resources Research, Volume 62, Issue 7, July 2026.
Abstract Alluvial systems are dynamic, structurally complex environments. Groundwater that is extracted from these systems is widely used for domestic consumption. Numerical models play an important role in the management of this extraction. To provide support for decision‐making, models must assimilate data that inform the spatial and temporal ...
Hugo Delottier   +4 more
wiley   +1 more source

Quasi – biological model of radiogenic cancer morbidity

open access: yesРадиационная гигиена, 2016
The methods: Linear differential equations were used to formalize contemporary assumptions of self –sustaining tissue cell kinetics under the impact of adverse factors, on the formation and repairing of cell “pre-cancer” defects, on inheritance and ...
A. T. Gubin   +2 more
doaj  

Improved radiation risk models applied to different patient groups in Sweden

open access: yesРадиационная гигиена, 2019
In radiological diagnostics and therapy, it is important that practitioners, referrers, (i.e. radiologists, radiation oncologists and others in health-care) are aware of how much radiation a patient may receive from the various procedures used and ...
M. Andersson   +4 more
doaj   +1 more source

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