Results 71 to 80 of about 285,118 (284)

Analysis of the impact of the inlet boundary conditions in FDS results for air curtain flows in the near-field region [PDF]

open access: yes, 2015
CFD results are discussed for planar jet flows, resembling configurations in use for air curtain flows in the context of smoke and heat control in buildings in case of fire. The CFD package FDS (Fire Dynamics Simulator), Version 6.0.1, is used.
Liu, Fang, Merci, Bart, Yu, Longxing
core  

Effect of steam addition on the flow field and NOx emissions for Jet-A in an aircraft combustor [PDF]

open access: yes, 2016
The steam injection technology for aircraft engines is gaining rising importance because of the strong limitations imposed by the legislation for NOx reduction in airports.
Hu, Chunbo   +3 more
core   +1 more source

Spectrally Tunable 2D Material‐Based Infrared Photodetectors for Intelligent Optoelectronics

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent optoelectronics through spectral engineering of 2D material‐based infrared photodetectors. Abstract The evolution of intelligent optoelectronic systems is driven by artificial intelligence (AI). However, their practical realization hinges on the ability to dynamically capture and process optical signals across a broad infrared (IR) spectrum.
Junheon Ha   +18 more
wiley   +1 more source

Nano-CaCO3 synthesis by jet-reactor from calcium carbide slag

open access: yesMaterials Research Express, 2020
Nano-CaCO _3 was producted by using carbide slag in the self-designed jet-reactor. The effect of different operating parameter such as CO _2 flow rate and concentration, liquid flow rate and concentration of Ca(OH) _2 on the CaCO _3 particle size and ...
Shuaidong Mao   +3 more
doaj   +1 more source

Space-time modulation of turbulence in co-flow jets

open access: yesInternational Journal of Heat and Fluid Flow, 2020
This paper focuses on the effects of a space-time dependent periodic stirring of a moderately turbulent planar co-flow jet configuration. The baseline flow is agitated in time and in space by small-scale turbulent perturbations in combination with large-scale modulation imposed at the inflow plane of a rectangular domain of size L × L × 2L in the x, y ...
Cardoso de Souza, T.   +3 more
openaire   +1 more source

Prediction of installed jet noise [PDF]

open access: yes, 2017
A semianalytical model for installed jet noise is proposed in this paper. We argue and conclude that there exist two distinct sound source mechanisms for installed jet noise, and the model is therefore composed of two parts to account for these different
Lyu, Benshuai   +2 more
core   +1 more source

Droplet Triboelectrification on Liquid‐Like Polymer Brushes

open access: yesAdvanced Functional Materials, EarlyView.
This work investigates the triboelectrification of water droplets on polymer brush‐coated surfaces exhibiting minimal contact line pinning. Such surfaces enable the systematic study of electrode patterning and controlled changes in droplet contact area.
Mohammad Soltani   +5 more
wiley   +1 more source

Characterization of Biogas-Syngas Turbulent MILD ‎Combustion in the Jet in Hot Co-Flow Burner

open access: yesJournal of Applied Fluid Mechanics, 2021
Moderate or Intense Low–oxygen Diluted (MILD) combustion is a promising technology with interesting ‎properties such as high efficiency and zero-emission. The biogas-syngas mixture is also considered a ‎promising new renewable biofuel with low emissions.
O. Benbouaziz   +3 more
doaj  

On vortex/wave interactions. Part 2. Originating from axisymmetric flow with swirl [PDF]

open access: yes, 2006
Following the study in Part 1 of cross-flow and other non-symmetric effects on vortex/wave interactions in boundary layers, the present Part 2 applies the ideas of Part 1 and related works to an incident axisymmetric flow supplemented by a small swirl or
Allen, T, Brown, SN, Smith, FT
core   +1 more source

Mechanotransducing Organic Electrochemical Diode for Crosstalk‐Inhibited Artificial Skin

open access: yesAdvanced Functional Materials, EarlyView.
An innovative approach is presented to a stretchable mechanotransducing diode that unifies rectification and tactile‐sensing functionality. This approach enables to fabricate the diode that maintains a large rectification ratio (5 × 102) at a high operational frequency (100 Hz).
Taeyeong Kim   +7 more
wiley   +1 more source

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