Influence of shear flow on the Freedericksz transition in nematic liquid crystals

DV Makarov, AN Zakhlevnykh - Physical Review E—Statistical, Nonlinear, and …, 2006 - APS
… to the flow aligning regimes. We show that imposing of shear flow on the Fréedericksz
transition leads to a threshold behavior or to a “smoothing” of the transition. It depends on the …

Shear flow in nematic liquid crystals: Fréedericksz transition as a bifurcation

A Mukherjee, B Mukherjee - Physical Review E—Statistical, Nonlinear, and …, 2005 - APS
… the Fréedericksz transition for steady state plane shear flow of nematic … flow and perpendicular
to it, in the plane and along the flow, and where it is perpendicular to the plane of the flow

Magnetic Freedericksz transition in ferronematic layer under shear flow

AN Zakhlevnykh, DV Makarov - Molecular Crystals and Liquid …, 2011 - Taylor & Francis
… in a ferronematic layer under the combined influence of magnetic field and shear flow. … shear
flow “smoothes” the Freedericksz transition in ferronematics. For ferronematics with non-flow

Spontaneous shear flow in confined cellular nematics

G Duclos, C Blanch-Mercader, V Yashunsky… - Nature physics, 2018 - nature.com
… and in particular the existence of the transition that we now identify as a Fréedericksz
transition driven by cell activity. Spontaneous flow transitions are typical of active matter; other …

Nematic liquid crystals under oscillatory shear flow

AP Krekhov, T Börzsönyi, P Tóth, A Buka, L Kramer - Physics Reports, 2000 - Elsevier
… (3) An interesting slow director precession and nonlinear waves which arise in homeotropically
aligned nematics exposed to an elliptical shear flow in the bend Fréedericksz distorted …

Magnetic field-induced orientational phases of ferronematics in shear flow

DV Makarov, AN Zakhlevnykh - Journal of magnetism and magnetic …, 2008 - Elsevier
shear flow can lead to the shift of the field thresholds or to a “smoothing” of the magnetic
field-induced transitions … a liquid crystal, in contrast to the conventional Fréedericksz transition. …

Flow-induced delayed Freedericksz transition

NJ Mottram, G Mckay, CV Brown, CT Russell, IC Sage… - Physical Review E, 2016 - APS
… the Freedericksz transition, and may compete with the flow … asymmetric fluid stress tensor,
flowing nematic liquid crystals … during forced flow through channels or shear flow between …

Director precession and nonlinear waves in nematic liquid crystals under elliptic shear

T Börzsönyi, Á Buka, AP Krekhov, OA Scaldin… - Physical Review Letters, 2000 - APS
… by an elliptic shear flow in a homeotropically anchored, Fréedericks distorted nematic … shear
the Fréedericks transition (FT) transforms into a Hopf bifurcation and the observed transition

Electroconvection in nematics above the splay Fréedericksz transition

R Stannarius, J Heuer - The European Physical Journal E, 2007 - Springer
… orientation of the director in a constant shear flow. However, there are substances … transition
[13,15]. In that case, the director will continuously rotate (tumble) in a constant shear flow. …

The effect of magnetic fields and boundary conditions on the shear flow of nematics

UD Kini - Pramãna, 1976 - Springer
… for p-azoxyanisole as functions of shear rate and magnetic field for symmetric and … field
applied along the flow direction exhibits a threshold reminiscent of a Freedericksz transition in the …