Results 21 to 30 of about 16,732 (315)

Stimuli-Responsive Liquid Crystal Elastomers

open access: bronzeNIPPON GOMU KYOKAISHI, 2007
We review the stimuli-response behavior of liquid crystal elastomers (LCEs) investigated in recent studies. One of the most interesting features of LCEs is the strong coupling of macroscopic shape with their orientational order. We introduce spontaneous shape and volume variations in response to temperature change, the electro-optical effect ...
Kenji Urayama
openalex   +3 more sources

Mechanically Robust Photo-responsive Liquid Crystal Elastomers [PDF]

open access: yesACS Omega
Xi-tong Dong   +4 more
doaj   +2 more sources

Omnidirectional color wavelength tuning of stretchable chiral liquid crystal elastomers [PDF]

open access: yesLight: Science & Applications
Wavelength-tunable structural colors using stimuli-responsive materials, such as chiral liquid crystals (CLCs), have attracted increasing attention owing to their high functionality in various tunable photonic applications.
Seungmin Nam   +3 more
doaj   +2 more sources

Toward Programmed Complex Stress-Induced Mechanical Deformations of Liquid Crystal Elastomers

open access: yesCrystals, 2020
We prepare a liquid crystal elastomer (LCE) with a spatially patterned liquid crystal director field from an all-acrylate LCE. Mechanical deformations of this material lead to a complex and spatially varying deformation with localised body rotations ...
Devesh Mistry, Helen F. Gleeson
doaj   +3 more sources

Liquid crystal elastomers wrinkling [PDF]

open access: yesNonlinearity, 2021
Abstract When a liquid crystal elastomer layer is bonded to an elastic layer, it creates a bilayer with interesting properties that can be activated by applying traction at the boundaries or by optothermal stimulation. Here, we examine wrinkling responses in three-dimensional nonlinear systems containing a monodomain liquid crystal ...
Alain Goriely, L Angela Mihai
openaire   +4 more sources

Accurate and Anti‐Interference Control of Computer Vision‐Assisted Light‐Driven Liquid Crystal Elastomer Actuator

open access: yesAdvanced Intelligent Systems
Photoresponsive liquid crystal elastomer (LCE) plays an important role in soft robotics and other high‐tech fields. The deformation of smart materials directly affects the behavior of the actuator, which needs to be accurately controlled.
Wei Zhang   +6 more
doaj   +2 more sources

Determination of the Elasticity Coefficients for Nematic Liquid Crystal Elastomers

open access: yesCrystals, 2022
Liquid crystal elastomers are attractive materials featuring promising applications in emerging technologies, but their structure–property relationship has yet to be thoroughly explored. Some mechanical properties of these materials are the focus of this
Maksim Sargsyan   +3 more
doaj   +1 more source

Leaping liquid crystal elastomers

open access: yesScience Advances, 2023
Snap-through mechanisms are pervasive in everyday life in biological systems, engineered devices, and consumer products. Snap-through transitions can be realized in responsive materials via stimuli-induced mechanical instability. Here, we demonstrate a rapid and powerful snap-through response in liquid crystalline elastomers (LCEs).
Tayler S. Hebner   +4 more
openaire   +3 more sources

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

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