Photo‐isomerization, photodimerization, and photodegradation polyimides for a liquid crystal alignment layer

H Sugiyama, S Sato, K Nagai - Polymers for Advanced …, 2022 - Wiley Online Library
We review the important features of LC orientation for the alignment layer, namely,
production method, alignment mechanisms, and required properties. Photoalignment, which …

Variable liquid crystal pretilt angles on various compositions of alignment layers

JB Kim, KC Kim, HJ Ahn, BH Hwang, DC Hyun… - Applied physics …, 2007 - pubs.aip.org
The authors introduce variable liquid crystal (LC) pretilt angles via ion beam (IB) irradiation
of silicon carbide (SiC) layers of various compositions. To control the composition of the SiC …

Ion beam fabrication of aluminum-doped zinc oxide layer for high-performance liquid crystals alignment

Y Liu, JH Lee, DS Seo - Optics Express, 2016 - opg.optica.org
In this paper, a 1.8 keV ion beam (IB) sputtered thin layer of aluminum-doped zinc oxide
(AZO) with columnar AZO bumps covering the surface working as an alignment layer for the …

[PDF][PDF] Аморфный гидрогенизированный углерод и его применение в оптических устройствах

ЕА Коншина - СПб.: НИУ ИТМО, 2010 - books.ifmo.ru
Технология химического осаждения паров (chemical vapor deposition–CVD) с помощью
низкотемпературной плазмы тлеющего разряда является одной из перспективных …

Alignment and switching behaviors of liquid crystal on a-SiOx thin films deposited by a filtered cathodic arc process

PJ Martin, A Bendavid, C Comte, H Miyata… - Applied Physics …, 2007 - pubs.aip.org
A new method is described for the preparation of silicon oxide layers, which produces
vertical alignment of liquid crystal with controlled pretilt angles, by a reactive filtered cathodic …

Study of liquid crystal alignment formed using slit coater

H Sato, K Miyashita, M Kimura… - Japanese Journal of …, 2011 - iopscience.iop.org
Abstract Liquid-crystal (LC)-coated substrates with a planar LC alignment can be fabricated
by UV irradiation during LC coating using a slit coater. The alignment transition from a …

Liquid crystal alignment effects for nematic liquid crystal on homeotropic polyimide surface using new ion-beam source

DH Kang, SH Kim, BY Kim, JY Kim… - Japanese Journal of …, 2007 - iopscience.iop.org
We have studied the liquid crystal (LC) alignment and tilt angle generation of a nematic
liquid crystal (NLC) on a homeotropic polyimide (PI) surface using a new ion beam source …

Liquid crystal alignment effects on SiNx thin film layers treated by ion-beam irradiation

SK Lee, JH Kim, BY Oh, DH Kang, BY Kim… - Japanese Journal of …, 2007 - iopscience.iop.org
Nematic liquid crystal (NLC) alignment effects on SiN x thin film layers treated by ion-beam
irradiation for three types of N ratio were successfully studied for the first time. The SiN x thin …

Vertical alignment of nematic liquid crystal by rubbing-free method on the SiC thin film layer

HC Moon, HK Kang, JY Hwang, YP Park… - Japanese journal of …, 2006 - iopscience.iop.org
We studied the nematic liquid crystal (NLC) aligning capabilities using the new alignment
material of the silicon carbide (SiC) thin film. The SiC thin film exhibits good chemical and …

Liquid crystal surface alignments by using films composed of magnetic nanoparticles

RP Pan, HY Wu, CF Hsieh - Emerging Liquid Crystal …, 2008 - spiedigitallibrary.org
A method for liquid crystal surface alignment by using a one-step, ion beam sputtering on
glass substrates is demonstrated. Pre-coating by polyimide is not necessary. We use a …