Perspectives on viscoelastic flow instabilities and elastic turbulence

SS Datta, AM Ardekani, PE Arratia, AN Beris… - Physical Review …, 2022 - APS
Viscoelastic fluids are a common subclass of rheologically complex materials that are
encountered in diverse fields from biology to polymer processing. Often the flows of …

[BOOK][B] Bubbles, drops, and particles in non-Newtonian fluids

RP Chhabra, SA Patel - 2023 - taylorfrancis.com
The third edition of Bubbles, Drops, and Particles in Non-Newtonian Fluids provides
comprehensive coverage of the scientific foundations and the latest advances in particle …

Bifurcations in flows of complex fluids around microfluidic cylinders

SJ Haward, CC Hopkins, S Varchanis, AQ Shen - Lab on a Chip, 2021 - pubs.rsc.org
Flow around a cylinder is a classical problem in fluid dynamics and also one of the
benchmarks for testing viscoelastic flows. The problem is of wide relevance to …

[HTML][HTML] Insights into microfabrication and implementation of microfluidics in pharmaceutical drug delivery and analysis

OA Al-wdan, OA Sharallah, NA Abdelwahab… - OpenNano, 2023 - Elsevier
Microfluidics are systems that set forth valuable means to efficiently control fluid movement
and dynamics in specially fabricated micro-channel systems. The advancement of the …

Stagnation points control chaotic fluctuations in viscoelastic porous media flow

SJ Haward, CC Hopkins… - Proceedings of the …, 2021 - National Acad Sciences
Viscoelastic flows through porous media become unstable and chaotic beyond critical flow
conditions, impacting widespread industrial and biological processes such as enhanced oil …

Tristability in viscoelastic flow past side-by-side microcylinders

CC Hopkins, SJ Haward, AQ Shen - Physical Review Letters, 2021 - APS
Viscoelastic flows through microscale porous arrays exhibit complex path selection and
switching phenomena. However, understanding this process is limited by a lack of studies …

Upscaling hydrodynamic dispersion in non‐Newtonian fluid flow through porous media

S An, M Sahimi, V Niasar - Water Resources Research, 2022 - Wiley Online Library
Hydrodynamic dispersion in flow through porous media is an essential phenomenon in
many geosystems. While dispersion in flow of Newtonian fluids is relatively well‐understood …

Upstream wall vortices in viscoelastic flow past a cylinder

CC Hopkins, SJ Haward, AQ Shen - Soft Matter, 2022 - pubs.rsc.org
We report a novel inertia-less, elastic flow instability for a viscoelastic, shear-thinning
wormlike micellar solution flowing past a microcylinder in a channel with blockage ratio BR …

Elastic instabilities and bifurcations in flows of wormlike micellar solutions past single and two vertically aligned microcylinders: Effect of blockage and gap ratios

MB Khan, C Sasmal - Physics of Fluids, 2021 - pubs.aip.org
This study presents an extensive numerical investigation on the flow characteristics of
wormlike micellar (WLM) solutions past a single and vertically aligned two microcylinders …

Heterodyne Near Field Speckles: from laser light to X-rays

M Siano, B Paroli, MAC Potenza - Advances in Physics: X, 2021 - Taylor & Francis
ABSTRACT A fascinating way of generating speckle patterns is by interfering the weak fields
scattered by a disordered sample with the intense trans-illuminating beam. The resulting …