Results 11 to 20 of about 8,296,069 (246)

Stiffening Liquid Crystal Elastomers with Liquid Crystal Inclusions [PDF]

open access: yesAdvanced Materials
Abstract Liquid crystal elastomers (LCEs) are promising building blocks for soft robots, given their large, programmable, reversible, and stimuli‐responsive shape change. Enhancing LCEs’ stiffness and toughness has been a longstanding desire previously explored by reinforcing them with fillers, crystalline microdomains, and ...
Sahad Vasanji   +7 more
openaire   +3 more sources

Self-Localized Liquid Crystal Micro-Droplet Arrays on Chemically Patterned Surfaces

open access: yesCrystals, 2021
Liquid crystal (LC) micro-droplet arrays are elegant systems that have a range of applications, such as chemical and biological sensing, due to a sensitivity to changes in surface properties and strong optical activity.
Jakub Kołacz, Qi-Huo Wei
doaj   +1 more source

Tunable light beam steering device using polymer stabilized blue phase liquid crystals [PDF]

open access: yes, 2017
A polarization independent and fast electrically switchable beam steering device is presented, based on a surface relief grating combined with polymer stabilized blue phase liquid crystals.
Beeckman, Jeroen   +8 more
core   +2 more sources

The design and investigation of nanocomposites containing dimeric nematogens and liquid crystal gold nanoparticles with plasmonic properties showing a nematic-nematic phase transition (Nᵤ-Nₓ/Ntb) [PDF]

open access: yes, 2014
The construction of liquid crystal compositions consisting of the dimeric liquid crystal, CB_C9_CB (cyanobiphenyl dimer = 1",9"-bis(4-cyanobiphenyl-4'-yl)nonane), and the range of nematic systems is explored.
Kohlmeier, Alexandra   +6 more
core   +2 more sources

Liquid crystal programmable metasurface for terahertz beam steering

open access: yes, 2020
The coding metasurface integrated with tunable materials offers an attractive alternative to manipulate the THz beam dynamically. In this work, we demonstrate a THz programmable metasurface based on liquid crystal.
Jingbo Wu   +13 more
semanticscholar   +1 more source

Gram-to-Kilogram Scale-Up Synthesis of 2,2’-Diallylbisphenol through a Microchannel Reactor [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2023
A continuous-flow synthetic platform utilizing a microchannel reactor was developed here to realize the gram-to-kilogram scale-up synthesis of 2,2’-diallylbisphenol A (DABPA) via thermal Claisen rearrangement with high efficiency and safety.
Danyang Wan   +5 more
doaj   +1 more source

Electro-optical switching by liquid-crystal controlled metasurfaces [PDF]

open access: yes, 2013
We study the optical response of a metamaterial surface created by a lattice of split-ring resonators covered with a nematic liquid crystal and demonstrate millisecond timescale switching between electric and magnetic resonances of the metasurface.
Chigrin, Dmitry   +8 more
core   +1 more source

Artificial web of disclination lines in nematic liquid crystals

open access: yesNature Communications, 2017
Disclination lines are topological defects in molecular orientation widely found in liquid crystals. Here Wang et al. use a surface patterning technique to produce a very stable freestanding 3D array of ½ twist disclinations, which could be exploited in ...
Mengfei Wang   +2 more
doaj   +1 more source

Recent Advances in The Polymer Dispersed Liquid Crystal Composite and Its Applications

open access: yesMolecules, 2020
Polymer dispersed liquid crystals (PDLCs) have kindled a spark of interest because of their unique characteristic of electrically controlled switching.
M. Saeed   +8 more
semanticscholar   +1 more source

Three-dimensional solitary waves with electrically tunable direction of propagation in nematics

open access: yesNature Communications, 2019
In a previous work, the authors have demonstrated the formation of localized waves in nematic liquid crystals driven by an electric field. Here they demonstrate the realization of solitary waves of (3+2)D type which can be steered along longitudinal and ...
Bing-Xiang Li   +4 more
doaj   +1 more source

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