22 Citations
A Rod Theory for Liquid Crystalline Elastomers
- Engineering, PhysicsJournal of Elasticity
- 2022
We derive a general constitutive model for nematic liquid crystalline rods. Our approach consists in reducing the three-dimensional strain-energy density of a nematic cylindrical structure to a…
A Ribbon Model for Nematic Polymer Networks
- Materials ScienceJournal of Elasticity
- 2022
We present a theory of deformation of ribbons made of nematic polymer networks (NPNs). These materials exhibit properties of rubber and nematic liquid crystals, and can be activated by external…
Nematic liquid crystalline elastomers are aeolotropic materials
- EngineeringProceedings of the Royal Society A
- 2021
Continuum models describing ideal nematic solids are widely used in theoretical studies of liquid crystal elastomers. However, experiments on nematic elastomers show a type of anisotropic response…
Liquid crystal elastomers wrinkling
- EngineeringNonlinearity
- 2021
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…
Instabilities in liquid crystal elastomers
- Materials ScienceMRS Bulletin
- 2021
Stability is an important and fruitful avenue of research for liquid crystal elastomers. At constant temperature, upon stretching, the homogeneous state of a nematic body becomes unstable, and…
A pseudo-anelastic model for stress softening in liquid crystal elastomers
- Materials ScienceProceedings of the Royal Society A
- 2020
The neoclassical strain-energy density of liquid crystal elastomers is modified by incorporating two continuous variables that account for stress softening and the associated set strain by generalizing the classical pseudo-elastic formulation of the Mullins effect in rubber.
Determination of the Elasticity Coefficients for Nematic Liquid Crystal Elastomers
- Materials ScienceCrystals
- 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…
Multiscale Phase Behaviors of Nematic Solids: A Short Review
- Materials ScienceMultiscale Science and Engineering
- 2022
Nematic liquid crystalline solids are novel smart materials of which mesogenic molecules are incorporated within their polymeric chains via crosslinking. The material exhibits many interesting phase…
Multiphysics modelling of light-actuated liquid crystal elastomers
- Materials ScienceProceedings of the Royal Society A
- 2023
Liquid crystalline elastomers (LCEs) represent a promising class of responsive polymers whose physical properties are peculiar to both fluids and solids. Thanks to their microscale structure made of…
References
SHOWING 1-10 OF 125 REFERENCES
Continuum mechanical modeling of liquid crystal elastomers as dissipative ordered solids
- PhysicsJournal of the Mechanics and Physics of Solids
- 2019
Rigorous derivation of active plate models for thin sheets of nematic elastomers
- Engineering
- 2015
In the context of finite elasticity, we propose plate models describing the spontaneous bending of nematic elastomer thin films due to variations along the thickness of the nematic order parameters.…
Soft elasticity : deformation without resistance in liquid crystal elastomers
- Materials Science
- 1994
Polymeric nematic liquid crystals crosslinked into elastomers (solid liquid crystals) are shown to display novel and complex elasticity. The internal (nematic) direction can experience a barrier to…
Geometry of thin nematic elastomer sheets.
- MathematicsPhysical review letters
- 2014
It is shown that by inscribing a director field gradient across the sheet's thickness, one can obtain a nontrivial hyperbolic reference curvature tensor, which together with the prescription of a reference metric allows dictation of actual configurations for a thin sheet of nematic elastomer.
Metric theory of nematoelastic shells.
- Materials SciencePhysical review. E, Statistical, nonlinear, and soft matter physics
- 2014
Three-dimensional reshaping of a thin nematoelastic film upon nematic-isotropic transition in the field of a charge one topological defect, leading to either cone or anticone shells, based on the relation between the shell metric and the tensor order parameter.
Theory of nematic networks
- Materials Science
- 1988
Using classical elasticity theory, the rise in free energy upon crosslinking nematogenic polymers into a network is calculated for the isotropic and nematic phases. Spontaneous strains are allowed…
Blueprinting nematic glass: systematically constructing and combining active points of curvature for emergent morphology.
- Materials SciencePhysical review. E, Statistical, nonlinear, and soft matter physics
- 2011
This paper considers a subset of texture domains in nematic glasses that are simple to synthesize, and explores the ways that these simple domains may be compatibly combined to yield analogs of the traditional smooth disclination defect textures seen in standard liquid crystals.