Results 21 to 30 of about 2,553,539 (251)

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

ZnO1−xSx Nanosphere in Ferroelectric Liquid Crystal Matrix: The Effect of Aggregation and Defects on the Dielectric and Electro-Optical Properties

open access: yesAdvances in Condensed Matter Physics, 2013
High concentration (5 wt %) of ZnO1−xSx nanosphere (NS) has been dispersed in the ferroelectric liquid crystal (FLC) to analyze the effect of high dopant concentration in the FLC matrix. The FLC molecules actively interact with the NS. The presence of NS
Dharmendra Pratap Singh   +2 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

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

Simultaneously enhancing the electronic and ionic conductivities of Li2ZnTi3O8 via modification with polyacrylonitrile-derived carbon for high-performance anodes

open access: yesChemPhysMater, 2023
Polyacrylonitrile (PAN) with C≡N bonds can be converted to nitrogen-doped carbon during carbonization, which enhances electronic conductivity by compensating for the deficiency of the Li2ZnTi3O8 (LZTO) anode.
Yujun Bai   +6 more
doaj   +1 more source

Light-activated modulation and coupling in integrated polymer-liquid crystal systems [PDF]

open access: yes, 2014
We explore the transfer of an incident light pattern onto the liquid crystal (LC) bulk in a photorefractive cell through an integrated photoconducting layer that modulates the electric field applied to the device.
Buchnev, Oleksandr   +7 more
core   +1 more source

Partial depletion of plasminogen activator inhibitor‐1 decreases subcutaneous fat cell hypertrophy and liver cholesterol in high‐fat‐fed female mice

open access: yesFEBS Letters, EarlyView.
Obesity raises blood levels of PAI‐1, a protein linked to metabolic dysfunction‐associated steatotic liver disease in people with obesity. In female mice fed a high‐fat diet, partially lowering PAI‐1 led to smaller subcutaneous fat cells and lower liver cholesterol, without changing body weight or insulin sensitivity.
Claudia E. Ramirez Bustamante   +10 more
wiley   +1 more source

Synchrotron Microbeam Diffraction Studies on the Alignment within 3D-Printed Smectic-A Liquid Crystal Elastomer Filaments during Extrusion

open access: yesCrystals, 2021
3D printing of novel and smart materials has received considerable attention due to its applications within biological and medical fields, mostly as they can be used to print complex architectures and particular designs.
Marianne E. Prévôt   +7 more
doaj   +1 more source

Optimal liquid crystal modulation controlled by surface alignment and anchoring strength

open access: yes, 2012
Spatial modulation of liquid crystals can be controlled and adjusted by light polarization, the degree of pretilt on the substrates, anchoring strength, and the experimental geometry.
Buchnev, Oleksandr   +4 more
core   +1 more source

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