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 …

Small-angle scattering of complex fluids in flow

AP Williams, JP King, A Sokolova, RF Tabor - Advances in Colloid and …, 2024 - Elsevier
Complex fluids encompass a significant proportion of the materials we utilise today from
feedstocks such as cellulose fibre dispersions, materials undergoing processing or …

Defects in bent-core liquid crystals

A Jákli, Y Nastishin, OD Lavrentovich - Liquid Crystals Reviews, 2023 - Taylor & Francis
Topological defects and defect phases of rigid and flexibly bent-shaped liquid crystals are
reviewed with emphasis on how they are affected by the departure of molecular shapes from …

Design of nematic liquid crystals to control microscale dynamics

OD Lavrentovich - Liquid crystals reviews, 2020 - Taylor & Francis
Dynamics of small particles, both living and inanimate, has fascinated scientists for
centuries. Learning how to control it could open technological opportunities in the …

Geometry and mechanics of disclination lines in 3D nematic liquid crystals

C Long, X Tang, RLB Selinger, JV Selinger - Soft Matter, 2021 - pubs.rsc.org
In 3D nematic liquid crystals, disclination lines have a range of geometric structures. Locally,
they may resemble+ 1/2 or− 1/2 defects in 2D nematic phases, or they may have 3D twist …

Universal alignment of graphene oxide in suspensions and fibers

YH Shim, H Ahn, S Lee, SO Kim, SY Kim - ACS nano, 2021 - ACS Publications
Graphene oxide (GO) has become a key component for high-performance carbon-based
films or fibers based on its dispersibility and liquid crystallinity in an aqueous suspension …

Kinematics and dynamics of disclination lines in three-dimensional nematics

CD Schimming, J Viñals - Proceedings of the Royal …, 2023 - royalsocietypublishing.org
An exact kinematic law for the motion of disclination lines in nematic liquid crystals as a
function of the tensor order parameter Q is derived. Unlike other order parameter fields that …

Flow-induced periodic chiral structures in an achiral nematic liquid crystal

Q Zhang, W Wang, S Zhou, R Zhang… - Nature …, 2024 - nature.com
Supramolecular chirality typically originates from either chiral molecular building blocks or
external chiral stimuli. Generating chirality in achiral systems in the absence of a chiral input …

Dendritic patterns from shear-enhanced anisotropy in nematic liquid crystals

Q Zhang, S Zhou, R Zhang, I Bischofberger - Science advances, 2023 - science.org
Controlling the growth morphology of fluid instabilities is challenging because of their self-
amplified and nonlinear growth. The viscous fingering instability, which arises when a less …

Structures and topological defects in pressure-driven lyotropic chromonic liquid crystals

Q Zhang, R Zhang, B Ge, Z Yaqoob, PTC So… - Proceedings of the …, 2021 - pnas.org
Lyotropic chromonic liquid crystals are water-based materials composed of self-assembled
cylindrical aggregates. Their behavior under flow is poorly understood, and quantitatively …