Results 31 to 40 of about 7,948 (299)

Optimization and demonstration of two types of spring-roll dielectric elastomer actuators for minimally invasive surgery

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
Resulting from the restricted size of incisions and confined surgical space, the existing rigid and slender minimally invasive surgery (MIS) instruments are inefficient in providing an optimum articulation to handle certain minimally invasive surgery ...
HaoChen Wang, Saihui Cui, Fuzhou Niu
doaj   +1 more source

Enhanced dielectric properties of acrylic resin elastomer (AE)-based percolative composite with modified MXene

open access: yesPolymer Testing, 2021
Excellent dielectric properties are essential for electromechanical applications of dielectric elastomer. This work confirms that acrylic resin elastomer (AE)-based percolative composites using MXene (Ti3C2Tx) nanosheets modified with PANI (referred to ...
Xin-Hua Gao   +6 more
doaj   +1 more source

Optimization of shape control of a cantilever beam using dielectric elastomer actuators

open access: yesAIP Advances, 2018
Dielectric elastomer (DE) is a kind of smart soft material that has many advantages such as large deformation, fast response, lightweight and easy synthesis. These features make dielectric elastomer a suitable material for actuators. This article focuses
Chong Liu   +5 more
doaj   +1 more source

Effect of Barium Titanate Particle Filler in Soft Silicone Films on their Application in Dielectric Elastomer Actuators

open access: yes, 2023
8891Dielectric elastomer actuators (DEA) consist of a thin dielectric elastomer film sandwiched between two compliant electrodes. The force and deformation provided by these actuators depend substantially on the electrical and mechanical material ...
Zhang, Qichen   +5 more
core   +1 more source

Effects of Ferroelectric Fillers on Composite Dielectric Elastomer Actuator

open access: yesActuators, 2021
Integrating nano- to micro-sized dielectric fillers to elastomer matrices to form dielectric composites is one of the commonly utilized methods to improve the performance of dielectric elastomer actuators (DEAs).
Stanislav Sikulskyi   +4 more
doaj   +1 more source

Artificial Asymmetric Cilia Array of Dielectric Elastomer for Cargo Transportation

open access: yes, 2018
Inspired by natural ciliary movement, artificial cilia systems have recently been developed to transport microparticles and target biomolecules by the external stimuli-induced bend and twist. However, the directional transportation of cargo meets a major
Yuefeng Wang (2534923)   +6 more
core   +7 more sources

Dimensional effect of SrTiO3 particles on functional performance optimization of polydimethylsiloxane-based composites for dielectric elastomer actuators

open access: yesMaterials Research Express, 2020
Dielectric elastomer materials have a great application potential in electromechanical sensing and energy-harvesting fields. However, the realization of high electro-actuation properties under a relatively low electric field is still a critical challenge.
Xin Wei, Shuyan Gao, Na Zhang, Hang Zhao
doaj   +1 more source

Dielectric Spectroscopy of Hybrid Magnetoactive Elastomers [PDF]

open access: yesPolymers, 2021
Dielectric properties of two series of magnetoactive elastomers (MAEs) based on a soft silicone matrix containing 35 vol% of magnetic particles were studied experimentally in a wide temperature range. In the first series, a hybrid filler representing a mixture of magnetically hard NdFeB particles of irregular shape and an average size of 50 μm and ...
Vitaliy G. Shevchenko   +2 more
openaire   +2 more sources

Investigation of dielectric elastomer human energy harvesting to reduce knee joint torque deviation due to bracing

open access: yesJournal of Rehabilitation and Assistive Technologies Engineering, 2019
Introduction The use of a smart electromechanical material, dielectric elastomer, is investigated for the development of an active bracing technique, which modifies the stiffness and damping of the knee brace during energy harvesting so as to reduce knee
Heather Lai, Kristina Reid
doaj   +1 more source

Effect of Diatomaceous Biosilica and Talc on the Properties of Dielectric Elastomer Based Composites

open access: yesEnergies, 2020
Currently, scientists are still looking for new polymeric materials characterized by improved mechanical, thermal as well as dielectric properties. Moreover, it should be stressed that new composites should be environmentally friendly.
Ewa Olewnik-Kruszkowska   +5 more
doaj   +1 more source

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