LCD alignment layers. Controlling nematic domain properties

J Hoogboom, T Rasing, AE Rowan… - Journal of Materials …, 2006 - pubs.rsc.org
From simple pocket calculators, to mobile telephones and LCD-TV, over the past few
decades devices based on liquid crystal display technology have proliferated into just about …

Molecular-scale soft imprint lithography for alignment layers in liquid crystal devices

R Lin, JA Rogers - Nano Letters, 2007 - ACS Publications
We describe molecular-scale soft nanoimprint lithographic replication of rubbed polyimide
substrates to form alignment layers for liquid crystal devices. Systematic studies of the …

Tunable command layers for liquid crystal alignment

J Hoogboom, PML Garcia, MBJ Otten… - Journal of the …, 2005 - ACS Publications
A simple method for the construction of a stable, tunable, self-assembled command layer for
liquid crystal display purposes is described. A pyridine-functionalized oligosiloxane …

Alignment of liquid crystals by topographically patterned polymer films prepared by nanoimprint lithography

Y Yi, M Nakata, AR Martin, NA Clark - Applied physics letters, 2007 - pubs.aip.org
Nanoimprint lithographically (NIL) prepared polymer film replicas of micrometer scale
topographic master patterns are used as liquid crystal alignment surfaces. Depolarized …

Polyimide-free homogeneous photoalignment induced by polymerisable liquid crystal containing cinnamate moiety

R He, P Wen, SW Kang, SH Lee, MH Lee - Liquid Crystals, 2018 - Taylor & Francis
We designed and synthesised a reactive mesogen (CRM) containing cinnamate moiety in
the core and two acrylate groups at both ends. The structure was characterised by 1H NMR …

Pretilt angle of liquid crystals and liquid-crystal alignment on microgrooved polyimide surfaces fabricated by soft embossing method

DR Chiou, LJ Chen, CD Lee - Langmuir, 2006 - ACS Publications
In this study, the soft embossing method is proposed to fabricate periodical microgrooved
structure on polyimide surfaces. These microgrooved polyimide surfaces are assembled to …

Orientation of chromonic liquid crystals by topographic linear channels: multi-stable alignment and tactoid structure

Y Yi, NA Clark - Liquid Crystals, 2013 - Taylor & Francis
We study the alignment behaviour of the chromonic liquid crystal phases of sunset yellow
(SSY)/water, disodium cromoglycate (DSCG)/water and their mixtures when confined in cells …

Nanoimprinting-lithography-induced self-aligned liquid crystals for novel multifunctional optical films

CH Chiu, HL Kuo, PC Chen, CH Wen, YC Liu… - Applied physics …, 2006 - pubs.aip.org
Polymerizable nematic liquid crystal (LC) was adopted as a resist for our newly developed
nanoimprinting lithography process. Liquid crystal molecules were self-aligned during …

Polar and azimuthal alignment of a nematic liquid crystal by alkylsilane self-assembled monolayers: Effects of chain-length and mechanical rubbing

SM Malone, DK Schwartz - Langmuir, 2008 - ACS Publications
Alkylsilane self-assembled monolayers (SAMs) on oxide substrates are commonly used as
liquid crystal (LC) alignment layers. We have studied the effects of alkyl chain length …

Geometric method to determine planar anchoring strength for chromonics

S Paparini, EG Virga - Physical Review E, 2023 - APS
Chromonic nematics are lyotropic liquid crystals that have already been known for half a
century, but have only recently raised interest for their potential applications in life sciences …