Results 211 to 220 of about 3,463 (232)
Some of the next articles are maybe not open access.

Froude supercritical flow bedforms in deepwater slope channels? Field examples in conglomerates, sandstones and fine‐grained deposits

Sedimentology, 2017
AbstractActive margin continental slope outcrops from the Eocene Juncal Formation, the Eocene La Jolla Group and the Miocene Capistrano Formation display sedimentary structures and depositional geometries that suggest deposition from Froude supercritical flow, based on comparison to strata produced by flume experiments.
Kenya Ono, Piret Plink‐björklund
openaire   +1 more source

Conditions under which a supercritical turbidity current traverses an abrupt transition to vanishing bed slope without a hydraulic jump

Journal of Fluid Mechanics, 2007
Turbidity currents act to sculpt the submarine environment through sediment erosion and deposition. A sufficiently swift turbidity current on a steep slope can be expected to be supercritical in the sense of the bulk Richardson number; a sufficiently tranquil turbidity current on a mild slope can be expected to be subcritical.
Kostic, Svetlana, Parker, Gary
openaire   +2 more sources

Supercritical fluid extraction of coriander seeds: Kinetics modelling and ANN optimization

open access: yesJournal of Supercritical Fluids, 2017
The main goal of this research was mathematical modelling and numerical simulation of the supercritical fluid extraction (SFE) process of coriander (Coriandrum sativum L.) seeds.
Zoran Zeković   +2 more
exaly   +2 more sources

Giant Sediment-Wave Field and Supercritical-Flow Bedforms in Slope to Basin Floor Carbonates, Fort Payne Formation (Lower Mississippian), Tennessee-Kentucky

2023
Key Messages: (1) Sediment waves ranging between <100 to ~800-m long and up to 50-m high are common in slope and basin-floor strata of a distally steepened ramp. (2) The main drivers for carbonate skeletal-grain (crinoid columnals) transport and deposition were cascading hypersaline-density flows and sediment-gravity flows. (3) Upslope-migrating
openaire   +1 more source

Slope fans and aprons dominated by supercritical bedforms: topographic and feeding system controls (Southeastern Tyrrhenian Sea)

2022
In the marine environment, turbidite supercritical bedforms have been widely reported from channel-axis and overbank wedges. On the contrary, their dominance in the make-up of fans and apron, apart from local areas such as channel mouths, is at present not recognized. However, since it has been postulated that turbidity currents reach the supercritical
Scacchia E., Tinterri R., Gamberi F.
openaire   +1 more source

Internal tide generation from linear theory: Supercritical slopes, directionality, and ocean mixing implications

The main forcing of the ocean’s internal gravity wave field is the interaction of the barotropic tide with the rough seafloor. This process is inherently anisotropic: the orientation of the topographic obstacles and the direction of the tidal currents determine the amount and direction of the generated internal wave of tidal frequency, the ...
Friederike Pollmann   +4 more
openaire   +1 more source

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