Evolution of the streamwise vortices generated between leading edge tubercles

KL Hansen, N Rostamzadeh, RM Kelso… - Journal of Fluid …, 2016 - cambridge.org
Sinusoidal modifications to the leading edge of a foil, or tubercles, have been shown to
improve aerodynamic performance under certain flow conditions. One of the mechanisms of …

Three-dimensional microfluidic collagen hydrogels for investigating flow-mediated tumor-endothelial signaling and vascular organization

CF Buchanan, EE Voigt, CS Szot… - … Engineering Part C …, 2014 - liebertpub.com
Hyperpermeable tumor vessels are responsible for elevated interstitial fluid pressure and
altered flow patterns within the tumor microenvironment. These aberrant hydrodynamic …

Assessment of pressure field calculations from particle image velocimetry measurements

JJ Charonko, CV King, BL Smith… - … Science and technology, 2010 - iopscience.iop.org
This paper explores the challenges associated with the determination of in-field pressure
from DPIV (digital particle image velocimetry)-measured planar velocity fields for time …

Particle image velocimetry (PIV) uncertainty quantification using moment of correlation (MC) plane

S Bhattacharya, JJ Charonko… - … Science and Technology, 2018 - iopscience.iop.org
We present a new uncertainty estimation method for particle image velocimetry (PIV), that
uses the correlation plane as a model for the probability density function (PDF) of …

Dissipation rate estimation from PIV in zero-mean isotropic turbulence

J De Jong, L Cao, SH Woodward, J Salazar… - Experiments in …, 2009 - Springer
Measuring the turbulent kinetic energy dissipation rate in an enclosed turbulence chamber
that produces zero-mean flow is an experimental challenge. Traditional single-point …

Assessment of intracardiac flow and vorticity in the right heart of patients after repair of tetralogy of Fallot by flow-sensitive 4D MRI

D Hirtler, J Garcia, AJ Barker, J Geiger - European radiology, 2016 - Springer
Objectives To comprehensively and quantitatively analyse flow and vorticity in the right heart
of patients after repair of tetralogy of Fallot (rTOF) compared with healthy volunteers …

Time-resolved flow dynamics and Reynolds number effects at a wall–cylinder junction

N Apsilidis, P Diplas, CL Dancey… - Journal of Fluid …, 2015 - cambridge.org
This study investigated the physics of separated turbulent flows near the vertical intersection
of a flat wall with a cylindrical obstacle. The geometry imposes an adverse pressure gradient …

The effect of vortex formation on left ventricular filling and mitral valve efficiency

O Pierrakos, PP Vlachos - 2006 - asmedigitalcollection.asme.org
A new mechanism for quantifying the filling energetics in the left ventricle (LV) and past
mechanical heart valves (MHV) is identified and presented. This mechanism is attributed to …

Volumetric quantification of absolute local normalized helicity in patients with bicuspid aortic valve and aortic dilatation

J Garcia, AJ Barker, JD Collins… - Magnetic resonance in …, 2017 - Wiley Online Library
Purpose Absolute local normalized helicity (LNH) can differentiate flow alterations in the
aorta between healthy controls and bicuspid aortic valve (BAV) patients. Methods A total of …

Results of FDA's first interlaboratory computational study of a nozzle with a sudden contraction and conical diffuser

SFC Stewart, P Hariharan, EG Paterson… - Cardiovascular …, 2013 - Springer
Abstract The US Food and Drug Administration recently hosted an interlaboratory study to
assess the suitability and methodology of computational fluid dynamics (CFD) for …