Research progress on blue-phase liquid crystals for pattern replication applications

H Wang, H Zhou, W He, Z Yang, H Cao, D Wang, Y Li - Materials, 2022 - mdpi.com
Blue-Phase Liquid Crystals (BPLCs) are considered to be excellent 3D photonic crystals
and have attracted a great deal of attention due to their great potential for advanced …

Structural and optical coefficients investigation of γ-Al2O3 nanoparticles using Kramers-Kronig relations and Z–scan technique

AF Alamouti, M Nadafan, Z Dehghani… - Journal of Asian …, 2021 - Taylor & Francis
ABSTRACT γ-Al2O3 nanoparticles (NPs) with a mean diameter of 60 nm were prepared
through the sol–gel technique and characterized by X-ray diffraction, field emission …

Investigation of dielectric, linear, and nonlinear optical properties of synthesized 2D Ruddlesden-Popper-type halide perovskite

Z Dehghani, M Nadafan, MBM Shamloo… - Optics & Laser …, 2022 - Elsevier
Ruddlesden-Popper-type halide perovskites (RPPs) have been widely investigated because
of their tunable optical properties. The BA 2 MAPb 2 I 7 (BA= CH 3 (CH 2) 3 NH 3 and MA …

A remarkable third-order nonlinear optical behavior of single-crystal bromide organic-inorganic lead halide perovskite

M Nadafan, Z Dehghani, Z Shadrokh, Y Abdi - Optics & Laser Technology, 2023 - Elsevier
The optical and structural aspects of methylamine lead bromide (MAPbBr 3) single crystal
(SC) are investigated. Based on Kramers–Kronig (KK) equations, the optical and dielectric …

Effect of ferroelectric nanoparticles in the alignment layer of twisted nematic liquid crystal display

E Shiju, R Arun, MKR Varma, K Chandrasekharan… - Optical Materials, 2017 - Elsevier
The alignment layer of a conventional twisted nematic liquid crystal device (TNLCD) has
been modified by do** it with ferroelectric barium titanate (BaTiO 3) nanoparticles. The …

Preparation and optical properties of Fe 3 O 4 nanoparticles-doped blue phase liquid crystal

WL He, WK Zhang, H Xu, LH Li, Z Yang… - Physical Chemistry …, 2016 - pubs.rsc.org
The magnetic Fe3O4 nanoparticle-doped blue phase liquid crystal (BPLC) was found to
have a relatively strong contrast ratio in magnetic-addressed display performance compared …

Influence of aminated graphene nanosheets on electro–optical performance and nonlinear optical properties of nematic liquid crystal

F Ostovari, Z Dehghani - Journal of Molecular Liquids, 2023 - Elsevier
In this research, aminated graphene (AMG) nanosheets with different compositional
percentages have been dispersed in nematic liquid crystal (NLC) E7 with special initial …

Enhanced electro-optical properties of nematic liquid crystal doped with Nitrogen doped graphene quantum dots

Z Dehghani, A Madani - Optik, 2023 - Elsevier
The first step of this study was to prepare mixtures that contained different concentrations of
N doped graphene quantum dots (NGQDs) into nematic liquid crystals (NLCs). Then …

Control of nonlinear refractive index of AuNPs doped with nematic liquid crystal under external electric field

H Mbarak, AK Kodeary, SM Hamidi, E Mohajarani… - Optik, 2019 - Elsevier
The nonlinear refractive index of gold nanoparticles (Au NPs) doped with nematic liquid
crystal (NLC) is determined using Z-scan technique. The Au NPs were synthesized by laser …

Optical behaviour of nematic liquid crystal doped with carbon dot in the nonlinear optical regime

KP Praseetha, K Chandrasekharan… - Optics & Laser …, 2020 - Elsevier
We delve into the effect of carbon dot (c-dot) do** at different concentrations (0.1, 0.2, 0.4,
and 1 wt%) on the third order nonlinear optical properties of a nematic liquid crystal (NLC). C …