Results 91 to 100 of about 101,215 (266)

Climatology of coastal wind regimes in Benin

open access: yesMeteorologische Zeitschrift, 2019
Using surface and lower-tropospheric wind observations at Cotonou (Benin), a comprehensive ten-year (2006–2015) climatology of coastal wind regimes at the West African Guinea Coast is presented for the first time.
François K. Guedje   +4 more
doaj   +1 more source

Experimental aeroacoustics study on jet noise reduction using tangential air injection

open access: yes, 2011
PhDAircraft jet exhausts are a source of undesirable noise and continue to be an area of investigation driven by increasingly stringent regulation. The noise is produced by the unsteady mixing of the jet with the surrounding air and is dominated by the ...
Ahmad, Arsalan
core  

Jet mixing of water in crude oil pipelines [PDF]

open access: yes, 1990
The jet mixing of water in crude oil pipelines by single nozzle and multi-nozzle mixers was studied by dividing the mixing domain into to three regions. the penetration. near field and farfield regions.
Fernando, L. M.
core  

EFD-P(13)53 Overview of Image Processing Tools to Extract Physical Information from JET Videos

open access: yes, 2013
In Magnetic Confinement Nuclear Fusion devices such as JET, the last years have witnessed a significant increase of the use of digital imagery, not only for the surveying and control of the experiments, but also for the physical interpretation of results.
T. Craciunescu   +5 more
core   +1 more source

Jet noise from instability mode interactions [PDF]

open access: yes, 2008
A nonlinear interaction model is used to study sources of sound in jets. The model uses quadratic interactions of instability modes, which are obtained by solving the linear parabolized stability equations.
Salgado, Adriana M.   +5 more
core   +1 more source

Cyclic Olefin Copolymers as Versatile Materials for Advanced Engineering Applications

open access: yesAdvanced Functional Materials, EarlyView.
Cyclic olefin copolymers (COCs) are presented as highly versatile materials combining tunable synthesis, excellent optical properties, and mechanical robustness. Their potential spans microfluidics, bioengineering, and advanced electronics, while emerging self‐healing and sustainable solutions highlight future opportunities.
Giulia Fredi   +3 more
wiley   +1 more source

Lateral jet interaction with a supersonic crossflow [PDF]

open access: yes, 2010
A lateral jet in a supersonic crossflow creates a highly complex three-dimensional flow field which is not easily predicted. The aim of this research was to assess the use of a RANS based CFD method to simulate a lateral jet in supersonic crossflow ...
Christie, Robert
core  

Swelling‐Induced Stress‐Assisted Transfer of Nanodiamond Arrays With a PVA Carrier Tape for Conformal Bio‐Integrated Sensing and Labelling

open access: yesAdvanced Functional Materials, EarlyView.
This work introduces a swelling‐induced, stress‐assisted water‐soluble PVA tape strategy to transfer‐print nanodiamond quantum‐sensor arrays onto soft, curved biological interfaces. The room‐temperature, water‐triggered process achieves >98% fidelity and residue‐free integration, enabling conformal quantum sensing on contact lenses, neural probes, and ...
Luyao Zhang   +9 more
wiley   +1 more source

Minimal influence of future Arctic sea ice loss on North Atlantic jet stream morphology [PDF]

open access: yesWeather and Climate Dynamics
The response of the North Atlantic jet stream to Arctic sea ice loss has been a topic of substantial scientific debate. Some studies link declining Arctic sea ice to a weaker, wavier jet stream, which potentially increases the occurrence of extreme ...
Y. Anderson, J. Perez, A. C. Maycock
doaj   +1 more source

A: Universality in Vortex Formation. B: Evaluation of Mach Wave Radiation Mechanisms in a Supersonic Jet [PDF]

open access: yes, 2000
In this thesis two distinct features of coherent structures are investigated. In Part I a model for the pinch-off process in vortex ring formation is developed.
Mohseni, Kamran
core   +1 more source

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