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Chiral resolution in bent-core nematic liquid crystals

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Chiral resolution in bent-core nematic liquid crystals. / Görtz, Verena.

In: Liquid Crystals Today, Vol. 19, No. 2, 24.11.2010, p. 37-48.

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Görtz, Verena. / Chiral resolution in bent-core nematic liquid crystals. In: Liquid Crystals Today. 2010 ; Vol. 19, No. 2. pp. 37-48.

Bibtex

@article{5c041f9fefe74a33a437f9c5de35b45e,
title = "Chiral resolution in bent-core nematic liquid crystals",
abstract = "This paper presents the currently available experimental evidence for the occurrence of chiral resolution in bent-core nematic liquid crystals. The observation of chiral domains in these systems is discussed in context with other indications for the unique character of the nematic phase in bent-core materials, which challenge our understanding of nematic phase behaviour. Two possible mechanisms for the emergence of macroscopically chiral domains are exposed; the spontaneous resolution of chiral bent-core conformers and the occurrence of helical twist bend deformations due to a unique propensity for spontaneous bending of the nematic director in bent-core materials. The latter proposition is put into context with the recently developed cluster model, as overall it appears more appropriate to consider bent-core nematic systems as self-assembling-self-organising fluids with a hierarchical domain structure.",
keywords = "bent-core nematic, chiral resolution , chiral conformers, cluster, biaxial nematic",
author = "Verena G{\"o}rtz",
year = "2010",
month = nov,
day = "24",
doi = "10.1080/1358314X.2010.527670",
language = "English",
volume = "19",
pages = "37--48",
journal = "Liquid Crystals Today",
issn = "1358-314X",
publisher = "Taylor and Francis Ltd.",
number = "2",

}

RIS

TY - JOUR

T1 - Chiral resolution in bent-core nematic liquid crystals

AU - Görtz, Verena

PY - 2010/11/24

Y1 - 2010/11/24

N2 - This paper presents the currently available experimental evidence for the occurrence of chiral resolution in bent-core nematic liquid crystals. The observation of chiral domains in these systems is discussed in context with other indications for the unique character of the nematic phase in bent-core materials, which challenge our understanding of nematic phase behaviour. Two possible mechanisms for the emergence of macroscopically chiral domains are exposed; the spontaneous resolution of chiral bent-core conformers and the occurrence of helical twist bend deformations due to a unique propensity for spontaneous bending of the nematic director in bent-core materials. The latter proposition is put into context with the recently developed cluster model, as overall it appears more appropriate to consider bent-core nematic systems as self-assembling-self-organising fluids with a hierarchical domain structure.

AB - This paper presents the currently available experimental evidence for the occurrence of chiral resolution in bent-core nematic liquid crystals. The observation of chiral domains in these systems is discussed in context with other indications for the unique character of the nematic phase in bent-core materials, which challenge our understanding of nematic phase behaviour. Two possible mechanisms for the emergence of macroscopically chiral domains are exposed; the spontaneous resolution of chiral bent-core conformers and the occurrence of helical twist bend deformations due to a unique propensity for spontaneous bending of the nematic director in bent-core materials. The latter proposition is put into context with the recently developed cluster model, as overall it appears more appropriate to consider bent-core nematic systems as self-assembling-self-organising fluids with a hierarchical domain structure.

KW - bent-core nematic

KW - chiral resolution

KW - chiral conformers

KW - cluster

KW - biaxial nematic

U2 - 10.1080/1358314X.2010.527670

DO - 10.1080/1358314X.2010.527670

M3 - Journal article

VL - 19

SP - 37

EP - 48

JO - Liquid Crystals Today

JF - Liquid Crystals Today

SN - 1358-314X

IS - 2

ER -