Results 1 to 10 of about 2,979 (261)

Enhancing the Electromechanical Coupling in Soft Energy Harvesters by Using Graded Dielectric Elastomers. [PDF]

open access: yesMicromachines (Basel), 2021
Soft dielectric elastomers can quickly achieve large deformations when they are subjected to electromechanical loads. They are widely used to fabricate a number of soft functional devices. However, the functions of soft devices are limited to the failure
Chen L, Yang S.
europepmc   +2 more sources

Degradation patterns of silicone-based dielectric elastomers in electrical fields

open access: yesInternational Journal of Smart and Nano Materials, 2018
Silicone elastomers have been heavily investigated as candidates for the flexible insulator material in dielectric elastomer transducers and are as such almost ideal candidates because of their inherent softness and compliance.
Liyun Yu   +2 more
exaly   +2 more sources

A self healable dielectric elastomer artificial muscle. [PDF]

open access: yesNat Commun
Dielectric elastomers are soft electroactive polymers capable of large-strain actuation with the moniker artificial muscle. However, current dielectric elastomers exhibit limited operational stability when operated at strain and energy density in the ...
Mao J   +8 more
europepmc   +2 more sources

The rate dependence of the dielectric strength of dielectric elastomers

open access: yesInternational Journal of Smart and Nano Materials
Elastomers are widely used in electronics and electrical devices, either as insulators or transducers. The insulation and actuation performance of elastomers are highly susceptible to their dielectric strength.
Pan Jia
exaly   +3 more sources

Artificial Muscles: Electrostatic Actuation and Design Tradeoffs. [PDF]

open access: yesBiomimetics (Basel)
Artificial muscles are an emerging class of actuators designed to mimic the compliant, efficient, and versatile behavior of biological muscles for fields including the following: soft robotics, prosthetics, wearable enhancements, haptic interfaces, and ...
Colborn GX   +8 more
europepmc   +2 more sources

Proposal of a generic constitutive model for deformation-dependent dielectric constant of dielectric elastomers

open access: yesEngineering Science and Technology, an International Journal, 2021
Dielectric elastomers (DEs) are electroactive polymers that could be used as soft actuators, stretchable generators and sensors. Their performance is dependent on both their mechanical and dielectric properties.
Ajeet Kumar, Karali Patra
doaj   +1 more source

Enhancement of dielectric permittivity by incorporating PDMS-PEG multiblock copolymers in silicone elastomers† [PDF]

open access: yesRSC Advances, 2015
A silicone elastomer from PDMS-PEG multiblock copolymer has been prepared by use of silylation reactions for both copolymer preparation and crosslinking.
Aliff Hisyam A. Razak   +2 more
doaj   +1 more source

Dynamic variation of the dielectric permittivity of elastomers with mechanical constraints

open access: yesAIP Advances, 2023
Elastomers are commonly used as insulators or actuators in important fields such as robotics and electronics. The performance of elastomers is strongly influenced by their dielectric permittivity while determining the dielectric permittivity of ...
Pan Jia, Xianghe Zheng, Jianyou Zhou
doaj   +1 more source

Dielectric elastomers, with very high dielectric permittivity, based on silicone and ionic interpenetrating networks [PDF]

open access: yesRSC Advances, 2015
Dielectric elastomers (DEs), which represent an emerging actuator and generator technology, admittedly have many favourable properties, but their high driving voltages are one of the main obstacles to commercialisation.
Liyun Yu   +3 more
doaj   +1 more source

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