Results 11 to 20 of about 262,704 (260)

Electrically driven three-dimensional solitary waves as director bullets in nematic liquid crystals

open access: yesNature Communications, 2018
Solitary waves which maintain their shape have many fascinating physical and mathematical properties. Here the authors observe waves trapped along three spatial dimensions in nematic liquid crystals due to an electric field and show that these director ...
Bing-Xiang Li   +6 more
doaj   +1 more source

Publisher Correction: Electrically driven three-dimensional solitary waves as director bullets in nematic liquid crystals

open access: yesNature Communications, 2018
The original version of this article contained an error in the description of Supplementary Movie 7, which incorrectly read ‘Collision resulting in annihilation of two solitons. U  = 45.1 V, f  = 600 Hz, T = 50 °C, d = 8.0 μm. The original movie is taken
Bing-Xiang Li   +6 more
doaj   +1 more source

Dynamic Control of Speed and Trajectories of Active Droplets in a Nematic Environment by Electric Field and Focused Laser Beam

open access: yesFrontiers in Physics, 2021
One objective of active matter science is to unveil principles by which chaotic microscale dynamics could be transformed into useful work. A nematic liquid crystal environment offers a number of possibilities, one of which is a directional motion of an ...
Mojtaba Rajabi   +7 more
doaj   +1 more source

Living Liquid Crystals [PDF]

open access: yesBiophysical Journal, 2014
Significance We propose a class of active matter, the living liquid crystal (LLC), representing motile rod-shaped bacteria placed in water-based nontoxic liquid crystal. Long-range orientational order of the liquid crystal and the swimming activity of bacteria demonstrate a strong coupling that dramatically alters individual and ...
Zhou, Shuang   +3 more
openaire   +4 more sources

Fine structure of the topological defect cores studied for disclinations in lyotropic chromonic liquid crystals

open access: yesNature Communications, 2017
Topological defects play important roles in determining material properties, whilst their core regions remain unexplored due to strongly distorted structures. Zhouet al.
Shuang Zhou   +3 more
doaj   +1 more source

Smart Thermally Switchable Liquid Crystal Window

open access: yesAdvanced Photonics Research, 2021
Global warming, due to the consumption of fossil energy, is one of the biggest challenges in recent days. Air conditioning (cooling and heating) of office and residential buildings is one of the largest energy consumptions.
Yingfei Jiang   +3 more
doaj   +1 more source

The Freedericksz Transition in a Spatially Varying Magnetic Field

open access: yesCrystals, 2021
Much is known about the Freedericksz transition induced by uniform electric and magnetic fields in nematic liquid crystals. In this work, we are interested in the effects of a spatially varying field on the transition. Specifically, we study the director
Tianyi Guo   +2 more
doaj   +1 more source

Designs of Plasmonic Metamasks for Photopatterning Molecular Orientations in Liquid Crystals

open access: yesCrystals, 2016
Aligning liquid crystal (LC) molecules into spatially non-uniform orientation patterns is central to the functionalities of many emerging LC devices. Recently, we developed a new projection photopatterning technique by using plasmonic metamasks (PMMs ...
Yubing Guo   +6 more
doaj   +1 more source

Liquid crystal elastomer coatings with programmed response of surface profile

open access: yesNature Communications, 2018
Liquid crystal elastomers are anisotropic rubbers which can be actuated by an external trigger. Here the authors develop elastomer coatings with pre-patterned molecular orientation that induces deterministic topography changes in response to changes in ...
Greta Babakhanova   +7 more
doaj   +1 more source

ON LIQUID CRYSTALS AND LIQUID CRYSTAL DISPERSIONS

open access: yesAnnals of the Academy of Romanian Scientists Series on Physics and Chemistry, 2022
This short review paper presents some important aspects ofliquid crystal and liquid crystal composites. Preparation methods ofpolymer dispersed liquid crystalfdms (PDLC), the obtained structure and their main application as light valve are shown. In the last decade, the field has experienced a sharp revitalization, due to nanodoping, which results in ...
Doina MĂNĂILĂ-MAXIMEAN   +1 more
openaire   +1 more source

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