Physics of liquid crystals of bent-shaped molecules

A Jákli, OD Lavrentovich, JV Selinger - Reviews of Modern Physics, 2018 - APS
Thermotropic liquid crystals can be formed by various molecular shapes, some discovered
over 125 years ago. The simplest and most-studied liquid crystals are made of rod-shaped …

Photoprogrammable mesogenic soft helical architectures: a promising avenue toward future chiro‐optics

ZG Zheng, YQ Lu, Q Li - Advanced Materials, 2020 - Wiley Online Library
Mesogenic soft materials, having single or multiple mesogen moieties per molecule,
commonly exhibit typical self‐organization characteristics, which promotes the formation of …

Biaxiality-driven twist-bend to splay-bend nematic phase transition induced by an electric field

C Meyer, C Blanc, GR Luckhurst, P Davidson… - Science …, 2020 - science.org
Although the existence of the twist-bend (NTB) and splay-bend (NSB) nematic phases was
predicted long ago, only the former has as yet been observed experimentally, whereas the …

Comparing skyrmions and merons in chiral liquid crystals and magnets

A Duzgun, JV Selinger, A Saxena - Physical Review E, 2018 - APS
When chiral liquid crystals or magnets are subjected to applied fields or other anisotropic
environments, the competition between favored twist and anisotropy leads to the formation …

Liquid crystals from curved colloidal rods: waves, twists and more

C Fernández-Rico, RPA Dullens - Reports on Progress in Physics, 2024 - iopscience.iop.org
The curvature of elongated microscopic building blocks plays a crucial role on their self-
assembly into orientationally ordered phases. While rod-like molecules form a handful of …

Distortions in structures of the twist bend nematic phase of a bent-core liquid crystal by the electric field

K Merkel, A Kocot, JK Vij, G Shanker - Physical Review E, 2018 - APS
The dielectric spectra of the twist bend nematic phase (N TB) of an achiral asymmetric bent-
core liquid crystalline compound are studied for determining the various relaxation modes …

Theoretical models of modulated nematic phases

M Szmigielski - Soft Matter, 2023 - pubs.rsc.org
Novel modulated nematic phases, such as twist–bend nematics, splay–bend nematics and
splay nematics, are an important subject of research in the field of liquid crystals. In this …

Nematic twist–bend phase in an external field

G Pająk, L Longa… - Proceedings of the …, 2018 - National Acad Sciences
The response of the nematic twist–bend (NTB) phase to an applied field can provide
important insight into the structure of this liquid and may bring us closer to understanding …

Setting things straight in 'The twist-bend nematic: a case of mistaken identity'

I Dozov, GR Luckhurst - Liquid Crystals, 2020 - Taylor & Francis
Stimulated by the paper that precedes this, our aim is to correct an error made concerning
the twist-bend nematic phase and to place its development, both theoretical and …

Geometric frustration and compatibility conditions for two-dimensional director fields

I Niv, E Efrati - Soft Matter, 2018 - pubs.rsc.org
Bent core (or banana shaped) liquid-crystal-forming-molecules locally favor an ordered state
of zero splay and constant bend. Such a state, however, cannot be realized in the plane and …