Nanopatterning of Polymer/gallium oxide thin films by UV-curing nanoimprint lithography for liquid crystal alignment
DH Kim, DW Lee, JY Oh, J Won… - ACS Applied Nano …, 2022 - ACS Publications
A liquid crystal (LC) alignment layer was created using the nanoimprint lithography method
and ultraviolet (UV) curing. A hybrid film of a solution of gallium oxide (GaO) and a UV …
and ultraviolet (UV) curing. A hybrid film of a solution of gallium oxide (GaO) and a UV …
In-situ homeotropic alignment of dye doped liquid crystal molecules on multilayered self assembled nanoparticles in confined cells for next generation display devices
The in-situ homeotropic alignment (HA) of pure liquid crystal (LC) and dye doped LC
molecules was prepared on the multilayered self assembled silica nanoparticles (SNPs) …
molecules was prepared on the multilayered self assembled silica nanoparticles (SNPs) …
Controlling the pretilt angles of guest–host liquid crystals via a hydrophilic polyimide layer through oxygen plasma treatment
The control of the liquid crystal (LC) alignment is an important factor for practical
applications. The conventional method typically used is the rubbing of the polyimide (PI) …
applications. The conventional method typically used is the rubbing of the polyimide (PI) …
Graphene-oxide-doped oriented nickel oxide film achieved through brush coating for liquid crystal system
JY Oh, DH Kim, DB Yang, J Won, DW Lee… - Surfaces and Interfaces, 2023 - Elsevier
Hybrid films containing nickel oxide and graphene oxide are introduced in this work. The
hybrid films are fabricated through a one-step brush-coating process, and the weight ratios …
hybrid films are fabricated through a one-step brush-coating process, and the weight ratios …
Evaporation induced self-assembly of silica nanoparticles on ito substrates in a confined cell for vertical alignment of liquid crystals and performance analysis
The work reported herein advances the approach to achieve the vertical alignment (VA) of
liquid crystals (LCs) by directly forming the multilayer self-assembly of nanoparticles (NPs) …
liquid crystals (LCs) by directly forming the multilayer self-assembly of nanoparticles (NPs) …
Nanostructured hafnium-doped strontium oxide film for homeotropic/homogeneous convertible liquid crystal alignment depending on the curing temperature
DH Kim, DW Lee, JY Oh, J Won… - International Journal of …, 2022 - Taylor & Francis
ABSTRACT A hafnium strontium oxide (HfSrO) liquid crystal (LC) alignment film was
efficiently created through brush coating, and its ability to change the LC alignment direction …
efficiently created through brush coating, and its ability to change the LC alignment direction …
Rigid-flex stamped indium tin oxide film for convertible self-alignment
DH Kim, JY Oh, J Won, DB Yang, BK Choi, Y Liu… - Journal of Molecular …, 2023 - Elsevier
The alignment layer process, which is a key element for liquid crystal (LC) displays, was
investigated for efficiency improvement and for suggesting a new mode. To produce …
investigated for efficiency improvement and for suggesting a new mode. To produce …
Scattering-Free and Fast Response Polymer Brush-Stabilized Liquid Crystals Beam Steering Using Surface-Initiated Polymerization Technique
Nonmechanical fast response optical beam steering technology is increasingly essential for
telecommunications, imaging systems, optical sensing, displays, and military applications …
telecommunications, imaging systems, optical sensing, displays, and military applications …
Geometric-phase intraocular lenses with multifocality
S Lee, G Park, S Kim, Y Ryu, JW Yoon… - Light: Science & …, 2022 - nature.com
We demonstrate a new type of multifocal and extended depth of focus (EDOF) intraocular
lenses (IOLs) embedding μm-thin geometric phase (GP) lens layers. As an emerging …
lenses (IOLs) embedding μm-thin geometric phase (GP) lens layers. As an emerging …
Interdependency among electro-optic characteristics and absorption coefficient of homeotropically aligned liquid crystal considering Beer's law theory
In the present study, interdependency among electro-optic (EO) characteristics and
absorption coefficient of homeotropically aligned liquid crystal (HALC) considering Beer's …
absorption coefficient of homeotropically aligned liquid crystal (HALC) considering Beer's …