Articles with "crystal elastomers" as a keyword



Liquid Crystal Elastomers Under Confinement: A Review of Template‐Based Fabrication and Applications

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Published in 2025 at "Advanced Engineering Materials"

DOI: 10.1002/adem.202501727

Abstract: Template‐assisted confinement has emerged as a versatile strategy for controlling the structure and function of liquid crystal elastomers (LCEs). By guiding mesogen alignment and polymer network formation within predefined geometries, these approaches enable LCEs with… read more here.

Keywords: liquid crystal; fabrication; confinement review; crystal elastomers ... See more keywords

Harnessing Extreme Internal Damping in Polyrotaxane‐Incorporated Liquid Crystal Elastomers for Pressure‐Sensitive Adhesives

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Published in 2024 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202413824

Abstract: Liquid crystal elastomers (LCEs) exhibit extraordinary energy dissipation due to their unique viscoelastic response, resulting from the rotation of mesogens under mechanical stress. While recent studies demonstrate the LCE‐based pressure‐sensitive adhesives (PSAs) by exploiting the… read more here.

Keywords: pressure sensitive; sensitive adhesives; liquid crystal; polyrotaxane ... See more keywords

Acylsemicarbazide‐Based Supramolecular Liquid Crystal Elastomers: from Molecular Design to Melt‐Processing Actuators

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Published in 2025 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202524643

Abstract: Liquid crystal elastomers (LCEs) are promising soft actuators, yet conventional covalently crosslinked systems typically suffer from limited reprocessability and reprogrammability. Here, supramolecular LCEs (SLCEs) are reported that incorporate acylsemicarbazide (ASC) moieties as dynamic hydrogen‐bonded crosslinks… read more here.

Keywords: acylsemicarbazide based; crystal elastomers; liquid crystal; molecular design ... See more keywords

Blueprinting Photothermal Shape-Morphing of Liquid Crystal Elastomers.

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Published in 2020 at "Advanced materials"

DOI: 10.1002/adma.202000609

Abstract: Liquid crystal elastomers (LCEs) are an attractive platform for dynamic shape-morphing due to their ability to rapidly undergo large deformations. While recent work has focused on patterning the director orientation field to achieve desired target… read more here.

Keywords: shape; shape morphing; blueprinting photothermal; liquid crystal ... See more keywords

Recent Advances in 4D Printing of Liquid Crystal Elastomers.

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Published in 2022 at "Advanced materials"

DOI: 10.1002/adma.202209566

Abstract: Liquid crystal elastomers (LCEs) are renowned for their large, reversible, and anisotropic shape change in response to various external stimuli due to their lightly cross‐linked polymer networks with an oriented mesogen direction, thus showing great… read more here.

Keywords: advances printing; liquid crystal; printing lces; recent advances ... See more keywords

Cluster‐Triggered Self‐Luminescence, Rapid Self‐Healing, and Adaptive Reprogramming Liquid Crystal Elastomers Enabled by Dynamic Imine Bond

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Published in 2024 at "Advanced Materials"

DOI: 10.1002/adma.202401315

Abstract: The integration of advanced functions and diverse practical applications calls for multifunctional liquid crystal elastomers (LCEs); however, the structure‐intrinsic luminescence and excellent mechanical properties of LCEs have not yet been explored. In this study, clusteroluminescence… read more here.

Keywords: rapid self; liquid crystal; self healing; luminescence ... See more keywords

Programmable, Self-Healable, and Photochromic Liquid Crystal Elastomers Based on Dynamic Hindered Urea Bonds for Biomimetic Flowers.

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Published in 2024 at "Small"

DOI: 10.1002/smll.202400520

Abstract: Recently, researchers have been exploring the use of dynamic covalent bonds (DCBs) in the construction of exchangeable liquid crystal elastomers (LCEs) for biomimetic actuators and devices. However, a significant challenge remains in achieving LCEs with… read more here.

Keywords: hindered urea; liquid crystal; dynamic hindered; urea bonds ... See more keywords

Dynamic large strain formulation for nematic liquid crystal elastomers

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Published in 2024 at "Continuum Mechanics and Thermodynamics"

DOI: 10.1007/s00161-024-01307-2

Abstract: Liquid crystal elastomers (LCEs) are a class of materials which exhibit an anisotropic behavior in their nematic state due to the main orientation of their rod-like molecules called mesogens. The reorientation of mesogens leads to… read more here.

Keywords: formulation; liquid crystal; finite element; crystal elastomers ... See more keywords

Transient thermo-mechanical analysis for bimorph soft robot based on thermally responsive liquid crystal elastomers

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Published in 2019 at "Applied Mathematics and Mechanics"

DOI: 10.1007/s10483-019-2495-8

Abstract: Thermally responsive liquid crystal elastomers (LCEs) hold great promise in applications of soft robots and actuators because of the induced size and shape change with temperature. Experiments have successfully demonstrated that the LCE based bimorphs… read more here.

Keywords: thermo mechanical; bimorph; responsive liquid; liquid crystal ... See more keywords

A micromechanical-based model of stimulus responsive liquid crystal elastomers

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Published in 2021 at "International Journal of Solids and Structures"

DOI: 10.1016/j.ijsolstr.2021.02.023

Abstract: Abstract Stimulus responsive elastomers are advanced engineered materials that perform desired functionalities when triggered by external stimuli. Liquid crystal elastomers (LCEs) are one important example that exhibit reversible actuation when cycled above and below their… read more here.

Keywords: micromechanical based; model; based model; liquid crystal ... See more keywords

Microscopy of Diffuse Nematic–Isotropic Transition in Main-Chain Nematic Liquid-Crystal Elastomers

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Published in 2021 at "Macromolecules"

DOI: 10.1021/acs.macromol.1c00356

Abstract: Nematic–isotropic phase transition in liquid-crystal elastomers (LCEs), which drastically alters the macroscopic properties of the material, is attractive for both fundamental physics and applicati... read more here.

Keywords: nematic isotropic; microscopy; liquid crystal; crystal elastomers ... See more keywords