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 …

[HTML][HTML] A ten-year perspective on twist-bend nematic materials

RJ Mandle - Molecules, 2022‏ - mdpi.com
The discovery of the twist-bend nematic phase (NTB) is a milestone within the field of liquid
crystals. The NTB phase has a helical structure, with a repeat length of a few nanometres …

Ferroelectric nematic liquid-crystalline phases

N Sebastián, M Čopič, A Mertelj - Physical Review E, 2022‏ - APS
Recent experimental realization of ferroelectric nematic liquid crystalline phases stimulated
material development and numerous experimental studies of these phases, guided by their …

Ferroelectric-ferroelastic phase transition in a nematic liquid crystal

N Sebastián, L Cmok, RJ Mandle, MR de la Fuente… - Physical review …, 2020‏ - APS
Ferroelectric ordering in liquids is a fundamental question of physics. Here, we show that
ferroelectric ordering of the molecules causes the formation of recently reported splay …

Splay nematic phase

A Mertelj, L Cmok, N Sebastián, RJ Mandle, RR Parker… - Physical Review X, 2018‏ - APS
Different liquid crystalline phases with long-range orientational but not positional order, so-
called nematic phases, are scarce. New nematic phases are rarely discovered, and such an …

Nematic twist-bend phase with nanoscale modulation of molecular orientation

V Borshch, YK Kim, J **ang, M Gao, A Jákli… - Nature …, 2013‏ - nature.com
A state of matter in which molecules show a long-range orientational order and no positional
order is called a nematic liquid crystal. The best known and most widely used (for example …

Electrically tunable selective reflection of light from ultraviolet to visible and infrared by heliconical cholesterics

J **ang, Y Li, Q Li, DA Paterson… - Advanced Materials …, 2015‏ - pmc.ncbi.nlm.nih.gov
DOI: 10.1002/adma. 201500340 electric/magnetic field, heat, and light,[9] thus enabling
applications such as temperature indicators,[3] sensors of minute quantities of gases,[10, 11] …

Understanding the twist-bend nematic phase: the characterisation of 1-(4-cyanobiphenyl-4′-yloxy)-6-(4-cyanobiphenyl-4′-yl) hexane (CB6OCB) and comparison …

DA Paterson, M Gao, YK Kim, A Jamali, KL Finley… - Soft Matter, 2016‏ - pubs.rsc.org
The synthesis and characterisation of the nonsymmetric liquid crystal dimer, 1-(4-
cyanobiphenyl-4′-yloxy)-6-(4-cyanobiphenyl-4′-yl) hexane (CB6OCB) is reported. An …

Cyanobiphenyl-based liquid crystal dimers and the twist-bend nematic phase

DA Paterson, JP Abberley, WTA Harrison… - Liquid …, 2017‏ - Taylor & Francis
The synthesis and characterisation of several members of the 1, ω-bis (4-cyanobiphenyl-4′-
yl) alkane (CB n CB) and the 1-(4-cyanobiphenyl-4′-yloxy)-ω-(4-cyanobiphenyl-4′-yl) …

Resonant Carbon -Edge Soft X-Ray Scattering from Lattice-Free Heliconical Molecular Ordering: Soft Dilative Elasticity of the Twist-Bend Liquid Crystal Phase

C Zhu, MR Tuchband, A Young, M Shuai… - Physical review …, 2016‏ - APS
Resonant x-ray scattering shows that the bulk structure of the twist-bend liquid crystal phase,
recently discovered in bent molecular dimers, has spatial periodicity without electron density …