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 …

Liquid crystals of the twenty-first century–nematic phase of bent-core molecules

A Jákli - Liquid Crystals Reviews, 2013 - Taylor & Francis
Bent-core (BC) materials that form nematic liquid crystals (BC nematics (BCNs)) are known
only since 2000, but since then they have been intensively studied. In this review we give a …

Elastic and viscous properties of the nematic dimer CB7CB

G Babakhanova, Z Parsouzi, S Paladugu, H Wang… - Physical Review E, 2017 - APS
We present a comprehensive set of measurements of optical, dielectric, diamagnetic, elastic,
and viscous properties in the nematic (N) phase formed by a liquid crystalline dimer. The …

[图书][B] Bent-shaped liquid crystals: structures and physical properties

H Takezoe, A Eremin - 2017 - taylorfrancis.com
Bent-Shaped Liquid Crystals: Structures and Physical Properties provides insight into the
latest developments in the research on liquid crystals formed by bent-shaped mesogens …

The nematic phases of bent‐core liquid crystals

HF Gleeson, S Kaur, V Görtz, A Belaissaoui… - …, 2014 - Wiley Online Library
Over the last ten years, the nematic phases of liquid crystals formed from bent‐core
structures have provoked considerable research because of their remarkable properties …

Extremely small twist elastic constants in lyotropic nematic liquid crystals

CF Dietrich, PJ Collings, T Sottmann… - Proceedings of the …, 2020 - National Acad Sciences
Recent measurements of the elastic constants in lyotropic chromonic liquid crystals (LCLCs)
have revealed an anomalously small twist elastic constant compared to the splay and bend …

Oligomeric odd–even effect in liquid crystals

R Saha, G Babakhanova, Z Parsouzi, M Rajabi… - Materials …, 2019 - pubs.rsc.org
Odd–even effects, oscillations in properties of materials comprised of an odd or even
number of connected repeating units, are well-known phenomena in materials science. In …

Understanding the distinctive elastic constants in an oxadiazole bent-core nematic liquid crystal

S Kaur, J Addis, C Greco, A Ferrarini, V Görtz… - Physical Review E …, 2012 - APS
The splay and bend elastic constants of the bent-core oxadiazole material [C5-Ph-ODBP-Ph-
OC12] have been investigated as a function of temperature across the nematic phase. The …

Viscoelasticity, dielectric anisotropy, and birefringence in the nematic phase of three four-ring bent-core liquid crystals with an L-shaped molecular frame

N Avci, V Borshch, DD Sarkar, R Deb, G Venkatesh… - Soft Matter, 2013 - pubs.rsc.org
Molecular shape is an important factor in determining the material properties of thermotropic
liquid crystals (LCs). We synthesized and investigated several LC compounds formed by …

Splay-bend elastic inequalities shape tactoids, toroids, umbilics, and conic section walls in paraelectric, twist-bend, and ferroelectric nematics

OD Lavrentovich - Liquid Crystals Reviews, 2024 - Taylor & Francis
Elastic constants of splay K 11, twist K 22, and bend K 33 of nematic liquid crystals are often
assumed to be equal to each other in order to simplify the theoretical description of complex …