Results 11 to 20 of about 648,615 (347)

Influence of Geometric Structure, Convection, and Eddy on Sound Propagation in Acoustic Metamaterials with Turbulent Flow

open access: yesArchives of Acoustics, 2021
The problem of reducing noise in transportation is an important research field to prevent accidents and to provide a civilised environment for people. A material that has recently attracted attention in research to reduce noise is acoustic metamaterial ...
Myong Chol PAK   +3 more
doaj   +1 more source

Optimal eddy viscosity for resolvent-based models of coherent structures in turbulent jets [PDF]

open access: yes, 2021
Response modes computed via linear resolvent analysis of a turbulent mean-flow field have been shown to qualitatively capture characteristics of the observed turbulent coherent structures in both wall-bounded and free shear flows.
Colonius, Tim   +4 more
core   +3 more sources

Experimental evaluation of flow turbulence in bottom outlet control gate of dams based on Kolmogorov theory [PDF]

open access: yesمهندسی عمران شریف, 2022
In this study the fluctuating loads of the control gate in the experimental model of the bottom outlet of a dam was evaluated. The production, transportation, and dissipation of turbulent flow eddies based on Kolmogorov theory were investigated by image ...
M. H. Mirabi   +3 more
doaj   +1 more source

Bilateral trigeminal nerve sheath tumors treated with stereotactic radiosurgery: A case report

open access: yesInterdisciplinary Neurosurgery, 2021
Bilateral trigeminal nerve sheath tumors are extremely rare with a paucity of previously disseminated cases. In addition, bilateral nerve sheath tumors are often secondary to genetic conditions such as Neurofibromatosis (NF) 2 and schwannomatosis.
Carlin Chuck   +2 more
doaj   +1 more source

Scaling Laws and Regime Transitions of Macroturbulence in Dry Atmospheres [PDF]

open access: yes, 2008
In simulations of a wide range of circulations with an idealized general circulation model, clear scaling laws of dry atmospheric macroturbulence emerge that are consistent with nonlinear eddy–eddy interactions being weak.
Schneider, Tapio, Walker, Christopher C.
core   +1 more source

Observational Study on the Variability of Mixed Layer Depth in the Bering Sea and the Chukchi Sea in the Summer of 2019

open access: yesFrontiers in Marine Science, 2022
Based on the CTD data from 58 stations in the Bering Sea and the Chukchi Sea in the summer of 2019, the values of mixed layer depth (MLD) were obtained by using the density difference threshold method.
Xiaohui Jiao   +3 more
doaj   +1 more source

Eddy current generation enhancement using ferrite for electromagnetic acoustic transduction [PDF]

open access: yes, 2006
Eddy currents are generated in an electrically conducting surface as a step in electromagnetic acoustic transduction (EAT). In eddy current testing, wire coils are often wound onto a ferrite core to increase the generated eddy current.
S. Dixon, Sophian A., X. Jian
core   +1 more source

Drawing OWL 2 ontologies with Eddy the editor [PDF]

open access: yes, 2018
In this paper we introduce Eddy, a new open-source tool for the graphical editing of OWL~2 ontologies. Eddy is specifically designed for creating ontologies in Graphol, a completely visual ontology language that is equivalent to OWL~2.
Lembo, Domenico   +3 more
core   +1 more source

Temperature and Salinity Inverted for a Mediterranean Eddy Captured With Seismic Data, Using a Spatially Iterative Markov Chain Monte Carlo Approach

open access: yesFrontiers in Marine Science, 2021
Ocean submesoscale dynamics are thought to play a key role in both the climate system and ocean productivity, however, subsurface observations at these scales remain rare.
Wuxin Xiao   +5 more
doaj   +1 more source

Submesoscale Mixing Across the Mixed Layer in the Gulf of Mexico

open access: yesFrontiers in Marine Science, 2021
Submesoscale circulations influence momentum, buoyancy and transport of biological tracers and pollutants within the upper turbulent layer. How much and how far into the water column this influence extends remain open questions in most of the global ...
Guangpeng Liu   +2 more
doaj   +1 more source

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