Selected issues in liquid crystal elastomers and gels

K Urayama - Macromolecules, 2007 - ACS Publications
In this perspective, we discuss select issues investigated in recent studies on liquid crystal
elastomers (LCEs) and gels− soft solids having a mobile director. A considerable amount of …

Electrical conductivity and dielectric constant measurements of liquid crystal–gold nanoparticle composites

S Krishna Prasad, KL Sandhya, GG Nair… - Liquid …, 2006 - Taylor & Francis
The behaviour of the anisotropic electrical conductivity of liquid crystal–gold nanoparticle
(LC‐GNP) composites consisting of a commercially available room temperature nematic …

Orientational coupling enhancement in a carbon nanotube dispersed liquid crystal

R Basu, GS Iannacchione - Physical Review E—Statistical, Nonlinear, and Soft …, 2010 - APS
We present a detailed study of a dilute suspension of carbon nanotubes (CNTs) in a
pentylcyanobiphenyl (5CB) liquid crystal (LC) by probing the dielectric properties as a …

Enhancement of electrical conductivity, dielectric anisotropy and director relaxation frequency in composites of gold nanoparticle and a weakly polar nematic liquid …

SK Prasad, MV Kumar, T Shilpa, CV Yelamaggad - RSC Advances, 2014 - pubs.rsc.org
We report complex permittivity characteristics in composites of gold nanoparticles (GNP) and
a weakly polar nematic liquid crystal possessing a low frequency director relaxation …

[HTML][HTML] Nano-electromechanical rotation of graphene and giant enhancement in dielectric anisotropy in a liquid crystal

R Basu, D Kinnamon, A Garvey - Applied Physics Letters, 2015 - pubs.aip.org
A nematic liquid crystal (LC) is doped with dilute concentrations of pristine monolayer
graphene (GP) flakes, and the LC+ GP hybrids are found to exhibit a dramatic increase in …

Ion trapping by the graphene electrode in a graphene-ITO hybrid liquid crystal cell

R Basu, A Lee - Applied Physics Letters, 2017 - pubs.aip.org
A monolayer graphene coated glass slide and an indium tin oxide (ITO) coated glass slide
with a planar-aligning polyimide layer were placed together to make a planar hybrid liquid …

Computational studies of history dependence in nematic liquid crystals in random environments

A Ranjkesh, M Ambrožič, S Kralj, TJ Sluckin - Physical Review E, 2014 - APS
Glassy liquid crystalline systems are expected to show significant history-dependent effects.
Two model glassy systems are the RAN and SSS (sprinkled silica spin) lattice models. The …

Colloidal and fumed particles in nematic liquid crystals: Self-assembly, confinement and implications on rheology

S Kulkarni, S Kumar, P Thareja - Journal of Molecular Liquids, 2021 - Elsevier
Abstract The particles-in-Liquid Crystals (LCs) composites have the capability to serve as
the promising candidate for enhancing the inherent characteristics of the LCs which can …

Reduced ionic effect and accelerated electro-optic response in a 2D hexagonal boron nitride planar-alignment agent based liquid crystal device

R Basu, LJ Atwood - Optical Materials Express, 2019 - opg.optica.org
The presence of excess free-ion impurities in liquid crystals (LCs) gives rise to a number of
problems in the electro-optical liquid crystal displays (LCDs), eg, slow electro-optical …

Pretransitional effects near the smectic-–smectic- phase transition of hydrophilic and hydrophobic aerosil networks dispersed in ferroelectric liquid crystals

G Cordoyiannis, S Kralj, G Nounesis, Z Kutnjak… - Physical Review E …, 2007 - APS
A detailed x-ray scattering and high-resolution ac calorimetric study has been carried out
near the smectic-A to chiral smectic-C phase transition of liquid-crystal compounds 4-(2 …