Results 1 to 10 of about 136,234 (211)

Newly recognized turbidity current structure can explain prolonged flushing of submarine canyons [PDF]

open access: yesScience Advances, 2017
Seabed-hugging flows called turbidity currents are the volumetrically most important process transporting sediment across our planet and form its largest sediment accumulations.
Maria Azpiroz-Zabala   +2 more
exaly   +8 more sources

Direct observations of bedform migration driven by turbidity currents in a lacustrine channel [PDF]

open access: yesScientific Reports
Turbidity currents, gravity-driven sediment-laden flows, govern material transport and shape underwater landscapes across diverse environments. While extensively studied in marine settings, their dynamics in freshwater systems remain underexplored.
Gaétan Sauter   +5 more
doaj   +2 more sources

Control of ambient fluid on turbidity current evolution: Mechanisms, feedbacks and influencing factors

open access: yesGeosystems and Geoenvironment, 2023
Turbidity currents are important ocean dynamic processes that influence sediment transport, ocean engineering, and marine environments. As a turbidity current evolves, its macroscopic and mesoscopic properties are controlled by ambient fluid mechanisms ...
Xiaolei Liu   +3 more
doaj   +1 more source

Underwater noise from submarine turbidity currents [PDF]

open access: yesThe Journal of the Acoustical Society of America, 2021
Submarine landslides and associated turbidity currents can be orders of magnitude larger than their terrestrial equivalents. Their prevalence globally is hugely underrepresented by in situ observations. In addition to their importance in mass transport and morphologic change they can pose significant threat to coastal communities and subsea ...
Alex E, Hay   +2 more
openaire   +2 more sources

Experimental Investigation of Water Entrainment of Salty Density Current Over the Bed with Cubic Roughness [PDF]

open access: yesعلوم و مهندسی آبیاری, 2018
Each year rivers transport a lot of sediments, especially for flood times, to dams’ reservoirs and the main cause for this transportation is density current phenomenon.
Hadi Davoodi Beni   +2 more
doaj   +1 more source

Margin processes sculpting a land-detached canyon-channel system: the Gollum Channel System in the Porcupine Seabight

open access: yesFrontiers in Earth Science, 2023
The land-detached Gollum Channel System (GCS) is one of very few large-scale canyon-channel systems on the Northwest European margin and thought to be of high importance in both along-slope and downslope sediment transport processes in the Porcupine ...
L. Verweirder   +2 more
doaj   +1 more source

CFD-DEM modeling of turbidity current propagation in channels with two different topographic configurations

open access: yesFrontiers in Marine Science, 2023
Submarine turbidity currents are a special type of sediment gravity flow responsible for turbidite deposits, attracting great interests from scientists and engineers in marine and petroleum geology. This paper presents a fully coupled computational fluid
Yang Lu   +11 more
doaj   +1 more source

The Influence of Confining Topography Orientation on Experimental Turbidity Currents and Geological Implications

open access: yesFrontiers in Earth Science, 2021
Turbidity currents distribute sediment across the seafloor, forming important archives of tectonic and climatic change on the Earth’s surface. Turbidity current deposition is affected by seafloor topography, therefore understanding the interaction of ...
Euan L. Soutter   +7 more
doaj   +1 more source

Effects of cylindrical and cubic piles on motion of density currents

open access: yesGrađevinar, 2021
Density current is the motion of a fluid in another fluid of a different density, with frequent negative environmental impacts. According to the deposition problems caused by density currents in the vicinity of dam bodies, attempts are usually made to ...
Mohammad Reza Mansoujian   +3 more
doaj   +1 more source

Vertically layered flow structure at confluence of a reservoir and tributary carrying high sediment loads

open access: yesFrontiers in Earth Science, 2022
Enhanced understanding of flow structure at a river confluence is essential for predictions of sediment transport and morphological evolution. To date, however, the confluent flow structure of a reservoir and tributary carrying high sediment loads has ...
Yining Sun   +5 more
doaj   +1 more source

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