Results 31 to 40 of about 428,950 (284)

Using a Fully Fractional Generalised Maxwell Model for Describing the Time Dependent Sinusoidal Creep of a Dielectric Elastomer Actuator

open access: yesFractal and Fractional, 2022
Actuators made of dielectric elastomers are used in soft robotics for a variety of applications. However, due to their mechanical properties, they exhibit viscoelastic behaviour, especially in the initial phase of their performance, which can be observed
Timi Karner, Rok Belšak, Janez Gotlih
doaj   +1 more source

Dielectric elastomer actuators with enhanced permittivity and strain

open access: yes, 2022
Paper 79762JThe impact of the modification of silicone rubber with barium titanate particles on the permittivity and hence on the performance of dielectric elastomer actuators has been investigated.
Schlaak, H.   +3 more
core   +1 more source

Multilayer dielectric elastomer stack actuators

open access: yes, 2022
S.341-346Tue BMBF-funded WING-project ""PlanDE - Planare dielektrische Elastomeraktoren in Multilayer- technologie für industrielle Anwendungen" investigates the production and industrial application of dielectric elastomer stack actuators.
Mößinger, H.   +17 more
core   +1 more source

Soft, tough, and fast polyacrylate dielectric elastomer for non-magnetic motor

open access: yesNature Communications, 2021
Dielectric elastomer actuators (DEAs) with large electrically actuated strain can be used in non-magnetic motors, but high stiffness, poor strength and slow response currently limit the application of DEAs.
Li-Juan Yin   +7 more
doaj   +1 more source

The role of chemical microstructures and compositions on the actuation performance of dielectric elastomers: A materials research perspective

open access: yesNano Select, 2023
Dielectric elastomer actuators (DEAs) are one of the emerging areas of investigation in smart elastomer research and have attracted considerable interests due to their wide‐ranging applications, for instance in automation and soft robotic components ...
Jishnu Nirmala Suresh   +6 more
doaj   +1 more source

High-performance dielectric elastomer unimorph bending actuators without pre-stretch

open access: yes, 2023
Dielectric elastomer (DE) single films for bending actuators are normally used with pre-stretch to increase the performance of the actuation. However, pre-stretch requires a high effort in the production of the actuators.
Ehrlich, Johannes   +2 more
core   +1 more source

Free and Forced Vibration Behaviors of Magnetodielectric Effect in Magnetorheological Elastomers

open access: yesVibration, 2023
This paper is concerned with the free and forced vibration responses of a magneto/electroactive dielectric elastomer, emphasizing the chaotic phenomena.
Hamid Jafari, Ramin Sedaghati
doaj   +1 more source

Dielectric Electroactive Polymers with Chemical Pre-Strain: An Experimentally Validated Model

open access: yesActuators, 2018
Dielectric electroactive polymer materials represent a distinct group of smart materials that are capable of converting between electrical and mechanical energy.
Brittany Newell, Jose Garcia, Gary Krutz
doaj   +1 more source

Research and analysis of resonant and stiffness of cylindrical dielectric elastomer actuator

open access: yesMaterials Research Express, 2021
Dielectric elastomer actuators draw great interest in the emerging technology of soft actuations. The drifting of resonance frequency and variable stiffness are commonly existed in soft actuations.
Jin Li   +4 more
doaj   +1 more source

Dielectric Elastomer Fiber Actuators with Aqueous Electrode [PDF]

open access: yesPolymers, 2021
Dielectric elastomer actuators (DEAs) are one of the promising actuation technologies for soft robotics. This study proposes a fiber-shaped DEA, namely dielectric elastomer fiber actuators (DEFAs). The actuator consisted of a silicone tube filled with the aqueous electrode (sodium chloride solution).
Shimizu, Keita   +2 more
openaire   +2 more sources

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