Results 21 to 30 of about 902,619 (282)

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

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

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

Electro-optical Simulation of a-Si Thin-Film-Transistor Liquid Crystal Display Pixels [PDF]

open access: yes, 2001
An analysis of an amorphous silicon (a-Si) thin-film-transistor liquid-crystal display (TFT-LCD) pixel is presented. The electro-optical model combines the electrical properties of the switching element and the optical performance of a twisted nematic ...
Otón, José M.   +3 more
core   +3 more sources

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

Author Correction: Liquid crystal elastomer coatings with programmed response of surface profile

open access: yesNature Communications, 2018
The original version of this Article contained errors in Figs. 1a, 2a, 3a, and 4b, in which the units on the scale bars incorrectly read ‘µm’ rather than the correct ‘nm.’ This has been corrected in both the PDF and HTML versions of the Article.
Greta Babakhanova   +7 more
doaj   +1 more source

Orientation and solvatochromism of dyes in liquid crystals. [PDF]

open access: yes, 2003
The orientation and solvatochromism of some dye molecules in a liquid crystal have been investigated. Interactions with the host and the structure of the dye molecule affect the macroscopic alignment of dichroic dye molecules in a liquid crystal: It was ...
Bloor, D.   +10 more
core   +1 more source

Mathematics and liquid crystals [PDF]

open access: yesMolecular Crystals and Liquid Crystals, 2017
Proceedings of International Liquid Crystal Conference 2016.
openaire   +4 more sources

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

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