A constitutive model of liquid crystal elastomers with loading-history dependence

J Wu, Y Xiao, Y Zhang, D Fang - Journal of the Mechanics and Physics of …, 2023 - Elsevier
Liquid crystal elastomers (LCEs) are a class of active polymers of increasing interest,
because of their excellent actuation performances. To quantify the actuation performances …

Continuum mechanical modeling of liquid crystal elastomers as dissipative ordered solids

Y Zhang, C Xuan, Y Jiang, Y Huo - Journal of the Mechanics and Physics of …, 2019 - Elsevier
Liquid crystal elastomers (LCEs) are special cross-linked polymer materials combining the
large elastic deformability of elastomers with the orientational orders of liquid crystals. Here …

Understanding the physics of the auxetic response in a liquid crystal elastomer

T Raistrick, Z Zhang, D Mistry, J Mattsson… - Physical Review …, 2021 - APS
Synthetic materials that are auxetic (negative Poisson's ratio) at a molecular level have long
been sought after. An auxetic liquid crystal elastomer (LCE) was reported recently, but the …

Thermomechanical modeling of the thermo-order–mechanical coupling behaviors in liquid crystal elastomers

L Jin, Z Zeng, Y Huo - Journal of the Mechanics and Physics of Solids, 2010 - Elsevier
Liquid crystal elastomer is a kind of anisotropic polymeric material, with complicated micro-
structures and thermo-order-mechanical coupling behaviors. In this paper, we propose a …

[HTML][HTML] Quasi-soft opto-mechanical behavior of photochromic liquid crystal elastomer: Linearized stress–strain relations and finite element simulations

Y Lin, L Jin, Y Huo - International Journal of Solids and Structures, 2012 - Elsevier
Based on the neo-classical elastic energy of liquid crystal elastomers, the opto-mechanical
behavior is modeled by considering the effect of photoisomerization on the nematic-isotropic …

[HTML][HTML] Electric-field induced deformation and bending in nematic elastomer strips with orientation gradient

Y Xu, Y Zhang, Y Huo - International Journal of Solids and Structures, 2020 - Elsevier
Swollen nematic elastomers can deform under an applied electric field due to the electro-
opto-mechanical coupling effect. This unique coupling mechanism causes the nematic …

Effect of liquid crystal orientation on the quasi-soft opto-mechanical behavior of liquid crystal elastomers: constitutives and plane problems

Y Zhang, H Huang, S Ding, Y Huo - Archive of Applied Mechanics, 2015 - Springer
Liquid-crystal elastomers (LCEs) are an exciting kind of smart material that can convert
thermo-and opto-stimuli into mechanical actuations. In this paper, we formulate an opto …

Nonclassical Bending Behavior of Thin Strips of Photochromic Liquid Crystal Elastomers Under Light Illuminations

Y Zhang, Y Huo - New Achievements in Continuum Mechanics and …, 2019 - Springer
Photochromic liquid crystal elastomers (LCEs) bend when irradiated by light of suitable
wavelength. However, due to the rotation of the liquid crystal director, rather large shear …

[PDF][PDF] Light switchable surface topographies

L Liu - research.rug.nl
First, I would like to express my grateful acknowledgment to my promotor, Prof. Patrick R.
Onck for your mentoring and guiding. The research target could have not been reached …

Light switchable surface topographies: Modelling and design of photo responsive topographical changes of liquid crystal polymer films

L Liu - 2018 - research.rug.nl
Recent developments in the field of materials science herald a new era of material design,
synthesis, application and optimization. Especially the pronounced progress made in the …