A viscous solvent laminar flow may be strongly modified by the addition of a tiny amount of
long polymer molecules, resulting in a chaotic flow called elastic turbulence (ET). ET is …

Polymer solutions are frequently used in enhanced oil recovery and groundwater
remediation to improve the recovery of trapped nonaqueous fluids. However, applications …

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 …

Encapsulating phase change materials (PCMs) in protective shells can reversibly absorb
and release large amounts of heat within a narrow range of operating temperatures and …

Viscoelastic polymer solutions exhibit a variety of flow instabilities and in particular, in mixed
shear and extensional flow, elastic turbulence. Coincident with the transition to turbulence is …

Continuous improvement of energy-efficient systems has led to various technical features
such as miniaturization, integration, and portability. This development became the leading …

Microfluidic devices manufactured from soft polymeric materials have emerged as a
paradigm for cheap, disposable and easy-to-prototype fluidic platforms for integrating …

Newtonian pipe flow is known to be linearly stable at all Reynolds numbers. We report, for
the first time, a linear instability of pressure-driven pipe flow of a viscoelastic fluid, obeying …

High-performance micromixers play a crucial role in diverse industrial applications. Utilizing
chaotic advection as a well-established technique improves mixing efficiency due to the …

We experimentally investigate the dynamics of viscoelastic fluid flows in cross-slot
microgeometries under creeping flow conditions. We focus on the unsteady flow regime …