Topological structures in chiral media: Effects of confined geometry

IM Tambovtsev, AO Leonov, IS Lobanov, AD Kiselev… - Physical Review E, 2022 - APS
We theoretically study orientational structures in chiral magnetics and cholesteric liquid
crystal (CLC) nanosystems confined in the slab geometry. Our analysis is based on the …

基于胆甾相液晶倾斜螺旋的宽光谱动态域光电调制.

贾淑珍, 袁丛龙, 刘炳辉, 胡宏龙… - Chinese Journal of …, 2021 - search.ebscohost.com
本文通过在倾斜螺旋胆甾相液晶中引入光敏手性分子, 设计了一种光响应倾斜螺旋胆甾相液晶
体系. 在电场和光场的协同作用下, 螺旋结构的选择性反射可以实现从可见光到近红外区域宽 …

[PDF][PDF] Mechanics of infinitesimal gyroscopes on helicoid-catenoid deformation family of minimal surfaces

V Kovalchuk, B Gołubowska… - Bulletin of the Polish …, 2021 - psjd.icm.edu.pl
In this paper we explore the mechanics of infinitesimal gyroscopes (test bodies with internal
degrees of freedom) moving on an arbitrary member of the helicoid-catenoid family of …

Skyrmion tubes in achiral nematic liquid crystals

G De Matteis, L Martina, C Naya, V Turco - Physical Review E, 2022 - APS
We analyze the interaction with uniform external fields of nematic liquid crystals within a
recent generalized free energy posited by Virga and falling in the class of quartic functionals …

[HTML][HTML] Quantum particle motion on the surface of a helicoid in the presence of an harmonic oscillator

MCR Ribeiro Jr, MM Cunha, C Filgueiras, EO Silva - Physics Open, 2020 - Elsevier
The geometric potential in quantum mechanics has been attracted attention recently,
providing a formalism to investigate the influence of curvature in the context of low …

Nonuniform localized distortions in generalized elasticity for liquid crystals

G De Matteis, L Martina, C Naya, V Turco - Physical Review E, 2020 - APS
We analyze a recent generalized free-energy for liquid crystals posited by Virga and falling
in the class of quartic functionals in the spatial gradients of the nematic director. We review …

Waveguiding by helicoids in confined chiral nematics

G De Matteis, L Martina, V Turco - Journal of Instrumentation, 2020 - iopscience.iop.org
Because of their peculiar nonlinear electro-optic properties, liquid crystals are excellent
materials for the production of low-cost photonic components, like for example optical filters …