Results 11 to 20 of about 110,340 (304)

Developing advanced polymer films based on microfluidic laminar flow

open access: yesGiant, 2022
With the explosive development of many emerging fields, such as wearable devices, electronic skins, and flexible batteries, it urgently needs advanced polymer films with precisely controlled physical and chemical properties.
Sha Cheng, Wen Chen, Pengchao Zhang
doaj   +1 more source

Stabilizing a Laminar Flow over a Rectangular Cylinder using Two Small Rotating Cylinders [PDF]

open access: yesJournal of Applied Fluid Mechanics, 2022
The possibility of suppressing laminar vortex shedding after a rectangular cylinder with a pair of rotating controllers has been investigated for Re=150.
M. Najafi, M. Goodarzi
doaj   +1 more source

Evaluation of Computational Methodologies for Accurate Prediction of Wall Shear Stress and Turbulence Parameters in a Patient-Specific Aorta

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
Background: Recent studies suggest that blood flow in main arteries is intrinsically disturbed, even under healthy conditions. Despite this, many computational fluid dynamics (CFD) analyses of aortic haemodynamics make the assumption of laminar flow, and
Emily Louise Manchester   +5 more
doaj   +1 more source

Research Progress of the High-lift Device Design for Laminar Wing

open access: yesHangkong gongcheng jinzhan, 2021
The lift device design of laminar flow wing can reduce drag and noise.By combining the low resistance laminar flow area with the high-efficiency lift device and adopting the effective shape design and appropriate structure selection,the expansion of ...
LI Yunpeng, HAN Yongzhi
doaj   +1 more source

Fluorescence imaging of arterial blood spiral laminar flow of rats [PDF]

open access: yesJichu yixue yu linchuang, 2023
Objective To estatblish a real-time fluorescence imaging method for observing arterial blood spiral laminar flow. Methods Sprague Dawley rats were randomly divided into vein angiography group (femoral vein injection, 1 mL/kg) and low-dose arteriography ...
QI Xi, LI Bei, LI Hongyi, LI Yansong, ZHAO Lihao, HAO You, YU Xue
doaj   +1 more source

Mean flow of turbulent–laminar patterns in plane Couette flow [PDF]

open access: yes, 2007
A turbulent–laminar banded pattern in plane Couette flow is studied numerically. This pattern is statistically steady, is oriented obliquely to the streamwise direction, and has a very large wavelength relative to the gap. The mean flow, averaged in time
DWIGHT BARKLEY   +3 more
core   +1 more source

The effect of a particle travelling through a laminar boundary layer on transition [PDF]

open access: yes, 2009
This study investigates how a particle travelling through an initially laminar boundary layer can lead to its breakdown to turbulence With increasing kerosene costs and an awareness of limited available oil reserves, laminar flow technologies are again ...
Emmanuel P. Benard   +5 more
core   +1 more source

Analysis of Natural Laminar Flow Aircraft based on Airline Network Design and Fleet Assignment [PDF]

open access: yes, 2011
This paper demonstrates the evaluation of a future aircraft concept equipped with natural laminar fow technology (NLF) based on airline network design and fleet assignment.
Matthias Braun   +7 more
core   +1 more source

Effect of the laminar separation bubble induced transition on the hydrodynamic performance of a hydrofoil [PDF]

open access: yes, 2014
The authors thank the technical staff of IRENav for their contribution to the experimental set up.The present study deals with the effect of the laminar separation bubble (LSB) induced transition on the lift, drag and moment coefficients of a hydrofoil ...
DELAFIN, Pierre Luc   +4 more
core   +1 more source

Study of a laminar falling film flowing over a wavy wall column: Part I. Numerical investigation of the flow pattern and the coupled heat and mass transfer [PDF]

open access: yes, 2001
Flow pattern and heat and mass transfer characteristics for a film flowing over a vertical wavy column are numerically investigated in a laminar flow regime.
Prevost, Michel   +5 more
core   +1 more source

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