Online measurement of mass density and viscosity of pL fluid samples with suspended microchannel resonator

MF Khan, S Schmid, PE Larsen, ZJ Davis… - Sensors and Actuators B …, 2013 - Elsevier
Physical characterization of viscous samples is crucial in chemical, pharma and petroleum
industry. For example, in the refining industry of petroleum, water percentage is verified by …

Polymer-polymer interfacial slip in multilayered films

PC Lee, HE Park, DC Morse, CW Macosko - Journal of Rheology, 2009 - pubs.aip.org
Significant slip can occur in the flow of a blend of two immiscible polymers due to reduced
entanglements at their interface. The slip is of practical importance because of its effect on …

Piezoresistive cantilever based nanoflow and viscosity sensor for microchannels

A Quist, A Chand, S Ramachandran, D Cohen, R Lal - Lab on a Chip, 2006 - pubs.rsc.org
Microfluidic channels are microreactors with a wide range of applications, including
molecular separations based upon micro/nanoscale physicochemical properties, targeting …

Stability analysis of viscous multi-layer shear flows with interfacial slip

A Katsiavria, DT Papageorgiou - IMA Journal of Applied …, 2024 - academic.oup.com
One of the most fundamental interfacial instabilities in ideal, immiscible, incompressible
multifluid flows is the celebrated Kelvin–Helmholtz (KH) instability. It predicts short-wave …

Nonequilibrium Behaviors of Entangled Diblock Copolymers at the Entangled Polymer–Polymer Interface under Steady Shear Flow

Y Li, H Guo - The Journal of Physical Chemistry B, 2023 - ACS Publications
The slip phenomena and the individual configuration dynamics of interfacial copolymer
chains in the entangled polymer–polymer interface under fast shear flow are analyzed using …

The effect of interfacial slip on the rheology of a dilute emulsion of drops for small capillary numbers

A Ramachandran, L Gary Leal - Journal of Rheology, 2012 - pubs.aip.org
We present the constitutive equation for the volume-averaged hydrodynamic stress for a
dilute emulsion in a linear ambient flow, when there is slip at the liquid-liquid interface …

Impact of interfacial slip on the stability of liquid two-layer polymer films

S Jachalski, D Peschka, A Münch, B Wagner - Journal of Engineering …, 2014 - Springer
In this work we derive systems of coupled thin-film equations for immiscible liquid polymer
layers on a solid substrate. We take into account slip between liquids and solids and also …

Effect of interfacial slip on the thin film drainage time for two equal-sized, surfactant-free drops undergoing a head-on collision: A scaling analysis

A Ramachandran, LG Leal - Physical Review Fluids, 2016 - APS
Using a scaling analysis, we assess the impact of interfacial slip on the time required for the
thin liquid film between two drops undergoing a head-on collision to drain to the critical …

The effect of interfacial slip on the dynamics of a drop in flow: Part I. Stretching, relaxation, and breakup

A Ramachandran, K Tsigklifis, A Roy, G Leal - Journal of rheology, 2012 - pubs.aip.org
Using a numerical method based on the boundary-integral technique, we assess the impact
of interfacial slip on the dynamics of deformation and breakup of a single drop subjected to a …

Nonlinear waves in viscous multilayer shear flows in the presence of interfacial slip

A Katsiavria, DT Papageorgiou - Wave Motion, 2022 - Elsevier
The stability of immiscible two-fluid Couette flows is considered when slip is present at the
liquid–liquid interface. The phenomena are modelled by incorporating a Navier slip …