Results 51 to 60 of about 511,347 (352)

Computational and experimental investigation of biofilm disruption dynamics induced by high-velocity gas jet impingement [PDF]

open access: yes, 2020
Peer ReviewedPostprint (published ...
Dorado Castaño, Antonio David   +5 more
core   +2 more sources

PIV measurements of isothermal plane turbulent impinging jets at moderate Reynolds numbers

open access: yes, 2017
This paper contains a detailed experimental analysis of an isothermal plane turbulent impinging jet (PTIJ) for two jet widths at moderate Reynolds numbers (7200–13,500) issued on a horizontal plane at fixed relative distances equal to 22.5 and 45 jet ...
A. Khayrullina   +3 more
semanticscholar   +1 more source

Influence of an Argon/Silane Atmosphere on the Temperature of a Thermal Plasma

open access: yesAdvanced Engineering Materials, EarlyView.
The influence of a silane‐doped argon atmosphere on the chemical composition and temperature of a thermal nontransferring argon plasma is investigated using optical emission spectroscopy. As a result of the high amount of free electrons resulting from the stepwise ionization and dissociation of the silane molecule, even a silane addition of 0.01 vol ...
Lena Kreie   +4 more
wiley   +1 more source

Turbulent Kinetic Energy and self-sustaining tones in an impinging jet using High Speed 3D Tomographic-PIV

open access: yesEnergy Reports, 2020
Impinging jets are encountered in many ventilation systems, and these can have a major impact on the acoustic environment and energy performance. Self-sustaining tones produced by aero-acoustic coupling can occur in impinging jets when a feedback loop ...
Hassan H. Assoum   +5 more
doaj   +3 more sources

Numerical heat transfer modelling of staggered array impinging jets [PDF]

open access: yes, 2006
A numerical study of flow field and heat transfer rate in external flow of a novel heat exchanger (Anglia Ruskin University, 2001) was conducted. The design comprises of confined impinging jets from a staggered bundle of tubes in which the fluid flows in
Mirzaee, Iraj   +3 more
core   +2 more sources

Impinging Jet Dynamics

open access: yes, 2012
In this fluid dynamics video, Ray-tracing data visualization technique was used to obtain realistic and detailed flow motions during impinging of two liquid jets. Different patterns of sheet and rim configurations were presented to shed light into the underlying physics, including liquid chain, closed rim, open rim, unstable rim and flapping sheet.
Chen, Xiaodong, Yang, Vigor
openaire   +2 more sources

Double Helical Plasmonic Antennas

open access: yesAdvanced Functional Materials, EarlyView.
Plasmonic double helical antennas funnel circularly polarized light to the nanoscale, offering strong chiroptical interaction and directional light emission. Extending a single helix design tool, this study combines numerical modeling with experimental validation, revealing large, broadband dissymmetry factors in the visible range.
Aleksei Tsarapkin   +7 more
wiley   +1 more source

Experimental study of the vortex organization in a rectangular impinging jet in the presence of self-sustained tones

open access: yesEnergy Reports, 2022
Impinging jets could be used in the terminal elements of ventilation systems to ensure a better air mixing in the residential buildings. However, under certain configurations, these jets could be accompanied by a whistling tone.
Marwan Alkheir   +5 more
doaj   +1 more source

Aeroacoustic resonance and self-excitation in screeching and impinging supersonic jets – A review

open access: yesInternational Journal of Aeroacoustics, 2019
Supersonic jets, particularly shock-containing jets, often exhibit high-intensity, discrete-frequency acoustic tones. These tones are the signature of an aeroacoustic resonance loop established by the flow. This paper considers two of the classical forms
D. Edgington-Mitchell
semanticscholar   +1 more source

Block Copolymers: Emerging Building Blocks for Additive Manufacturing

open access: yesAdvanced Functional Materials, EarlyView.
This review addresses how block copolymer (BCP) physics and rheology have led to the widespread use of BCPs in advanced additive manufacturing techniques, with particular emphasis on the untapped potential of these nanostructured materials toward achieving multi‐scale architected materials with unique, programmable material properties.
Alice S. Fergerson   +3 more
wiley   +1 more source

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