Liquid-crystal micro-photonics

I Muševič - Liquid Crystals Reviews, 2016 - Taylor & Francis
This review presents the main results that were achieved over the past decade in the new
field of liquid-crystal micro-photonics. After a general introduction to some aspects of state-of …

Liquid-crystal-droplet optical microcavities

M Humar - Liquid Crystals, 2016 - Taylor & Francis
The use of liquid-crystal droplets as optical microcavities and lasers is reviewed and
possible applications are discussed. Liquid-crystal droplets are prepared by simple methods …

Manipulation enhancement of terahertz liquid crystal phase shifter magnetically induced by ferromagnetic nanoparticles

Y Ji, F Fan, S Xu, J Yu, S Chang - Nanoscale, 2019 - pubs.rsc.org
Ferromagnetic liquid crystals (FLCs), the suspensions of magnetic nanoparticles dispersed
at different concentrations in liquid crystals (LCs), and their special magnetically induced …

Terahertz birefringence anisotropy and relaxation effects in polymer-dispersed liquid crystal doped with gold nanoparticles

YY Ji, F Fan, X Zhang, JR Cheng, SJ Chang - Optics Express, 2020 - opg.optica.org
Terahertz (THz) birefringence anisotropy of the polymer-dispersed liquid crystal (PDLC)
doped with gold nanoparticles (Au NPs) is investigated by using terahertz time domain …

Terahertz resonance switch induced by the polarization conversion of liquid crystal in compound metasurface

ST Xu, F Fan, YY Ji, JR Cheng, SJ Chang - Optics letters, 2019 - opg.optica.org
We experimentally demonstrate an active terahertz (THz) resonance switch induced by the
polarization conversion in a compound metasurface, which is a LC layer sandwiched by a …

Measurement of nonlinear refractive indices of bulk and liquid crystals by nonlinear chirped interferometry

B Maingot, E Neradovskaia, C Claudet, N Forget… - Optics Letters, 2023 - opg.optica.org
The nonlinear refractive indices (n_2) of a selection of bulk (LiB_3O_5, KTiOAsO_4, MgO:
LiNbO_3, LiGaS_2, ZnSe) and liquid (E7, MLC2132) crystals are measured at 1030? nm in …

Tunable terahertz wave-plate based on dual-frequency liquid crystal controlled by alternating electric field

JP Yu, S Chen, F Fan, JR Cheng, ST Xu, XH Wang… - Optics express, 2018 - opg.optica.org
In this work, the optically anisotropic property of dual-frequency liquid crystals (DFLC) in
terahertz (THz) regime has been experimentally investigated, which indicates that the …

Unveiling Low THz Dynamics of Liquid Crystals: Identification of Intermolecular Interaction among Intramolecular Modes

P Friebel, DR Galimberti, M Savoini… - The Journal of Physical …, 2024 - ACS Publications
Liquid crystals have found a wide area of application over the last few decades, proving to
be excellent materials for tunable optics from visible to near-infrared frequencies. Currently …

Terahertz dielectric anisotropy enhancement in dual-frequency liquid crystal induced by carbon nanotubes

YY Ji, F Fan, ST Xu, JP Yu, Y Liu, XH Wang, SJ Chang - Carbon, 2019 - Elsevier
Dual-frequency liquid crystals (DFLCs), the mixture of positive and negative liquid crystal
(LC) molecules, exhibit unique alternating (AC) frequency dependent anisotropic properties …

Light-driven anisotropy of 2D metal-organic framework single crystal for repeatable optical modulation

YA Kenzhebayeva, NK Kulachenkov… - Communications …, 2024 - nature.com
Structural transformations of metal-organic frameworks (MOFs) go through a complex
energy landscape with multiple intermediate states. Although the transformations allow …