Dielectric elastomer actuators under equal-biaxial forces, uniaxial forces,...
researchsuo group researchdielectric elastomersoft materialsfibers A membrane of a dielectric elastomer deforms when a voltage is applied through its thickness. The achievable voltage-induced...
View ArticleA Dynamic Finite Element Method for Inhomogeneous Deformation and...
researchwrinklingfinite elementdielectric elastomerinstabilitysnap-throughWe presenta three-dimensional nonlinear finite element formulation for dielectric elastomers. The mechanical and electrical...
View ArticlePerformance of dissipative dielectric elastomer generators
suo group researchresearchdielectric elastomerGENERATORbauer group research Choon Chiang Foo, Soo Jin Adrian Koh, Christoph Keplinger, Rainer Kaltseis, Siegfried Bauer, Zhigang Suo. Performance of...
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Complex interplay of nonlinear processes in dielectric elastomers.
researchsuo group researchdielectric elastomerA combination of experiment and theory shows that dielectric elastomers exhibit complex interplay of nonlinear processes. Membranes of a dielectric...
View ArticleLarge, uni-directional actuation in dielectric elastomers achieved by fiber...
researchsuo group researchdielectric elastomerclarke group researchCylindrical actuators are made with dielectric elastomer sheets stiffened with fibers in the hoop direction. When a voltage is applied...
View ArticleRupture of a highly stretchable acrylic dielectric elastomer (VHB)
fracturesuo group researchresearchviscoelasticitydielectric elastomerVHBruptureDielectric elastomer transducers are often subject to large tensile stretches and are susceptible to rupture. Here we...
View ArticleThermal, Mechanical, and Dielectric Properties of a Dielectric Elastomer for...
researchdielectric elastomer Dielectric elastomers (DE) are a new type of electro-active material, which is able to produce a large degree of deformation under electrical stimulation. The thermal,...
View ArticleLarge conversion of energy in dielectric elastomers by electromechanical...
researchsuo group researchdielectric elastomerenergy harvestelectromechanical phase transitionbulgeWhen air is pumped in, a tubular balloon initially inflates slightly and homogeneously. A short...
View ArticleElectromechanical instability and snap-through instability of dielectric...
researchdielectric elastomerinstabilitypolarization saturation By applying a voltage, electric charge will be induced on the surface of dielectric elastomers. Generally, the charge increases with the...
View ArticleThe thickness and stretch dependence of the electrical breakdown strength of...
researchsuo group researchdielectric elastomerclarke group research The performance of dielectric elastomer actuators is limited by electrical breakdown. Attempts to measure this are confounded by the...
View ArticleTemperature dependence of the dielectric constant of acrylic dielectric...
researchtemperaturedielectric elastomerexperimentpermittivityVHB The dielectric constant is an essential electrical parameter to the achievable voltage-induced deformation of the dielectric elastomer....
View ArticleViscoelastic Effects on Electromechanical Instabilities in Dielectric Elastomers
researchfracturefinite elementcrack propagationelectromechanical instabilitydielectric elastomerViscoelastic Recently accepted for publication in Soft Matter:...
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Modeling of the muscle-like actuation in soft dielectrics: deformation mode...
researchdielectric elastomerinstabilitypure shearwrinkles Soft dielectric elastomer is able to generate an electromechanical response in terms of reversible shape changing, which is a muscle-like...
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Electromechanical Stability of Dielectric Elastomer Composites with Enhanced...
researchdielectric elastomerinstabilityceramicspolarization saturationcomposits Dielectric elastomers when doped with high permittivity fillers, such as ceramic particles, achieve enhanced dielectric...
View ArticleMaximizing the Energy Density of Dielectric Elastomer Generators Using...
researchsuo group researchdielectric elastomerclarke group research Dielectric elastomer generators (DEGs) for harvesting electrical energy from mechanical work have been demonstrated but the energy...
View ArticleElectromechanical instability on dielectric polymer surface: Modeling and...
researchelectromechanical instabilitydielectric elastomercreasingcratering<http://www.sciencedirect.com/science/article/pii/S0045782513000790> We present a dynamic finite element formulation for...
View ArticleNeeded: Dielectric Elastomer transducers made to spec
researchdielectric elastomerfabricationMy company urgently needs to identify an individual or organization who can fabricate a couple of hundred small Dielectric Elastomer transducers for an R&D...
View ArticlePhD Position in Computational Modeling of Soft Active Materials
researchphdfinite elementdielectric elastomer I am looking to recruit a new PhD student in the area of computational modeling of soft active materials. The position will begin as early as January...
View ArticleCharge localization instability in a highly deformable dielectric elastomer
researchelectromechanical instabilitydielectric elastomerlocalization A highly deformable capacitor made of a soft dielectric and two conformal electrodes can switch between two states discontinuously,...
View ArticleCephalopod-inspired Design of Electro-mechano-chemically Responsive...
researchSAMs Lab researchMechanochemistrydielectric elastomerwrinkling instabilitystimuli-responsive polymerflexible displayCephalopod-inspired Design of Electro-mechano-chemically Responsive...
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Shape Bifurcation of a Spherical Dielectric Elastomer Balloon under the...
researchdielectric elastomerbifurcationlarge deformationstabilityUnder the actions of internal pressure and electric voltage, a spherical dielectric elastomer balloon usually keeps a sphere during its...
View ArticleElectro-mechanical coupling bifurcation and bulging propagation in a...
dielectric elastomerbifurcationelectromechanical couplingThis paper explores the critical and post-bulging bifurcation of a cylindrical dielectric elastomer (DE) tube undergoing finite deformation...
View ArticleVoltage-induced buckling of dielectric films using fluid electrodes
researchdielectric elastomerbucklingFluid Structure InteractionmicrofluidicsB. Tavakol and D.P. Holmes, Appl. Phys. Lett., 108, 112901, (2016).Abstract: Accurate and integrable control of different...
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Manipulating pressure and shear waves in dielectric elastomers via external...
researchdielectric elastomerwave propagationP. I. Galich and S. Rudykh, Manipulating pressure and shear waves in dielectric elastomers via external electric stimuli. International Journal of Solids and...
View ArticleLooking for a Postdoctoral Position
jobdielectric elastomerSmart PolymerPolymer-ceramic NanocompositesDielectric/Piezoelectric MaterialsDielectric SensorEnergy Harvestingionic conductorStretchable conductorhydrogelsConducting...
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A Transparent, Self-Healing, Highly Stretchable Ionic Conductor
researchself healing materialsdielectric elastomersoft roboticsKeplinger Research GroupSelf-healing materials can repair damage caused by mechanical wear, thereby extending lifetime of devices. Here, a...
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Dynamic pattern of wrinkles in a dielectric elastomer
researchdielectric elastomerelectromechanical phase transitionDielectric elastomers undergo phase transitions between thick and thin (wrinkled) states due to their electromechanical behaviour. In our...
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Soft wall-climbing robots
researchsoft roboticselectroadhesiondielectric elastomerSoft wall-climbing robotsGuoying Gu, Jiang Zou, Ruike Zhao, Xuanhe Zhao and Xiangyang ZhuScience Robotics, 2018, Vol. 3, Issue 25,...
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2 PhD positions in dielectric elastomers in Dresden, Germany available from...
jobdielectric elastomerartificial musclessoft roboticsBiomaterials; Biomechanics; Nanotechnology; Composites; BiomimeticsFor my new junior research group "MEiTNER - Multifunctional dielectric elastomer...
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A robust finite element framework for coupled computational electromechanics
researchdielectric elastomercomputational electromechanicssoft roboticsCoupled ProblemsMy accountIn this work, we present a novel finite element framework for the simulation of coupled static and...
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