Theory of wormlike polymer chains in confinement

JZY Chen - Progress in Polymer Science, 2016 - Elsevier
A semiflexible polymer chain shows characteristic local chain persistency and finite
extensibility. Confinement of such a polymer introduces a confinement length scale that …

Coupling of nematic in-plane orientational ordering and equilibrium shapes of closed flexible nematic shells

L Mesarec, W Góźdź, V Kralj-Iglič, S Kralj, A Iglič - Scientific reports, 2023 - nature.com
The impact of the intrinsic curvature of in-plane orientationally ordered curved flexible
nematic molecules attached to closed 3D flexible shells was studied numerically. A Helfrich …

Manipulation of mechanically nanopatterned line defect assemblies in plane-parallel nematic liquid crystals

S Harkai, G Cordoyiannis, AL Susser… - Liquid Crystals …, 2022 - Taylor & Francis
Topological line defects are ubiquitous in nature and appear at all physical scales, including
in condensed matter systems, nuclear physics, and cosmology. Particularly useful systems …

Topological structure prediction in binary nanoparticle superlattices

A Travesset - Soft Matter, 2017 - pubs.rsc.org
Systems of spherical nanoparticles with capping ligands have been shown to self-assemble
into beautiful superlattices of fascinating structure and complexity. In this paper, I show that …

Normal red blood cells' shape stabilized by membrane's in-plane ordering

L Mesarec, W Góźdź, A Iglič, V Kralj-Iglič, EG Virga… - Scientific reports, 2019 - nature.com
Red blood cells (RBCs) are present in almost all vertebrates and their main function is to
transport oxygen to the body tissues. RBCs' shape plays a significant role in their …

[HTML][HTML] On the role of curved membrane nanodomains and passive and active skeleton forces in the determination of cell shape and membrane budding

L Mesarec, M Drab, S Penič, V Kralj-Iglič… - International journal of …, 2021 - mdpi.com
Biological membranes are composed of isotropic and anisotropic curved nanodomains.
Anisotropic membrane components, such as Bin/Amphiphysin/Rvs (BAR) superfamily …

Vortex formation and dynamics of defects in active nematic shells

D Khoromskaia, GP Alexander - New Journal of Physics, 2017 - iopscience.iop.org
We present a hydrodynamic model for a thin spherical shell of active nematic liquid crystal
with an arbitrary configuration of defects. The active flows generated by defects in the …

Orientational order on surfaces: The coupling of topology, geometry, and dynamics

M Nestler, I Nitschke, S Praetorius, A Voigt - Journal of Nonlinear Science, 2018 - Springer
We consider the numerical investigation of surface bound orientational order using unit
tangential vector fields by means of a gradient flow equation of a weak surface Frank–Oseen …

Saddle-splay screening and chiral symmetry breaking in toroidal nematics

V Koning, BC van Zuiden, RD Kamien, V Vitelli - Soft Matter, 2014 - pubs.rsc.org
We present a theoretical study of director fields in toroidal geometries with degenerate
planar boundary conditions. We find spontaneous chirality: despite the achiral nature of …

Nematic liquid crystals on curved surfaces: a thin film limit

I Nitschke, M Nestler, S Praetorius… - Proceedings of the …, 2018 - royalsocietypublishing.org
We consider a thin film limit of a Landau–de Gennes Q-tensor model. In the limiting process,
we observe a continuous transition where the normal and tangential parts of the Q-tensor …