Theory of dielectric elastomers

Z Suo - Acta Mechanica Solida Sinica, 2010 - Elsevier
In response to a stimulus, a soft material deforms, and the deformation provides a function.
We call such a material a soft active material (SAM). This review focuses on one class of soft …

Nonlinear electroelasticity: material properties, continuum theory and applications

L Dorfmann, RW Ogden - Proceedings of the Royal …, 2017 - royalsocietypublishing.org
In the last few years, it has been recognized that the large deformation capacity of
elastomeric materials that are sensitive to electric fields can be harnessed for use in …

Giant voltage-induced deformation in dielectric elastomers near the verge of snap-through instability

T Li, C Keplinger, R Baumgartner, S Bauer… - Journal of the …, 2013 - Elsevier
Dielectric elastomers are capable of large voltage-induced deformation, but achieving such
large deformation in practice has been a major challenge due to electromechanical …

Finite electro-elasticity with physics-augmented neural networks

DK Klein, R Ortigosa, J Martínez-Frutos… - Computer Methods in …, 2022 - Elsevier
In the present work, a machine learning based constitutive model for electro-mechanically
coupled material behavior at finite deformations is proposed. Using different sets of …

Maximal energy that can be converted by a dielectric elastomer generator

SJA Koh, X Zhao, Z Suo - Applied Physics Letters, 2009 - pubs.aip.org
Mechanical energy can be converted to electrical energy by using a dielectric elastomer
generator. The elastomer is susceptible to various modes of failure, including electrical …

Modeling viscoelastic dielectrics

W Hong - Journal of the Mechanics and Physics of Solids, 2011 - Elsevier
Dielectric elastomers, as an important category of electroactive polymers, are known to have
viscoelastic properties that strongly affect their dynamic performance and limit their …

Experimental study and numerical modelling of VHB 4910 polymer

M Hossain, DK Vu, P Steinmann - Computational Materials Science, 2012 - Elsevier
VHB 4910 is an important polymeric material that has potential use as electro-active polymer
in producing actuators. Such polymer, a member of the acrylic polymer group, is a very soft …

Harnessing large deformation and instabilities of soft dielectrics: Theory, experiment, and application

X Zhao, Q Wang - Applied Physics Reviews, 2014 - pubs.aip.org
Widely used as insulators, capacitors, and transducers in daily life, soft dielectrics based on
polymers and polymeric gels play important roles in modern electrified society. Owning to …

On thermo-viscoelastic experimental characterization and numerical modelling of VHB polymer

Z Liao, M Hossain, X Yao, M Mehnert… - International Journal of …, 2020 - Elsevier
Recently, the so-called Very High Bond (VHB in short) tape has proven to be an ideal
polymer for producing devices made of electric field-responsive functional materials, eg …

[HTML][HTML] A computational framework for large strain electromechanics of electro-visco-hyperelastic beams

N Firouzi, T Rabczuk, J Bonet, KK Żur - Computer Methods in Applied …, 2024 - Elsevier
In this paper, a new framework for large strain of electro-active viscoelastic polymeric beams
is developed. The kinematical quantities of beam are derived, and then the constitutive …