Results 11 to 20 of about 13,556 (296)

Dielectric Elastomer Grippers

open access: yesInternational Journal of Engineering and Advanced Technology, 2021
This paper appraisals state-of-the-art dielectric elastomer actuators (DEAs) and their forthcoming standpoints as soft actuators which have freshly been considered as a crucial power generation module for soft robots. DEs behave as yielding capacitors, expanding in area and attenuation in thickness when a voltage is applied.
Mills Patel   +4 more
openaire   +1 more source

Silicone elastomers filled with rare earth oxides [PDF]

open access: yes, 2020
Silicones which possess, amongst others, remarkable mechanical properties, thermal stability over a wide range of temperatures and processability, and rare earth oxides(REO), known for their unique optic, magnetic and catalytic properties can be ...
Airinei, Anton   +6 more
core   +1 more source

Increased electromechanical sensitivity of polysiloxane elastomers by chemical modification with thioacetic groups

open access: yesMaterials & Design, 2020
Chemically cross-linked polydimethylsiloxane (PDMS) elastomers have gained importance as a dielectric in elastic capacitor actuators, which elongate when electrically charged. Common PDMS elastomers have a dielectric permittivity of only about 3 and thus
Elena Perju   +3 more
doaj   +1 more source

Improved the dielectric properties of thermoplastic polyurethane elastomer filled with MXene nanosheets and BaTiO3 nanofibers

open access: yesPolymer Testing, 2022
To achieve high deformation under a low electric field intensity is still a big challenge for the dielectric elastomers (DE) potentially used in artificial electronic skin and artificial muscles.
Zhaoxia Luo   +4 more
doaj   +1 more source

Dynamic characteristics and processing of fillers in polyurethane elastomers for vibration damping applications [PDF]

open access: yes, 2011
Polyurethane elastomers have the potential of being used to reduce vibrational noise in many engineering applications. The performance of the elastomer is directly related to matching the nature of the mechanical loss characteristics to the frequency and
A R Mackintosh   +5 more
core   +1 more source

Self-stabilizing dielectric elastomer generators [PDF]

open access: yesSmart Materials and Structures, 2017
Dielectric elastomer generators (DEGs) are an emerging technology for the conversion of mechanical into electrical energy. Despite many advantageous characteristics, there are still issues to overcome, including the need for charging at every cycle to produce an electrical output.
P Zanini, J Rossiter, M Homer
openaire   +3 more sources

Compliant actuation based on dielectric elastomers for a force-feedback device: modeling and experimental evaluation

open access: yesFracture and Structural Integrity, 2012
Thanks to their large power densities, low costs and shock-insensitivity, Dielectric Elastomers (DE) seem to be a promising technology for the implementation of light and compact force-feedback devices such as, for instance, haptic interfaces ...
R. Vertechy   +4 more
doaj   +3 more sources

Phase chirality and stereo-selective swelling of cholesteric elastomers [PDF]

open access: yes, 2003
Cholesteric elastomers possess a macroscopic ``phase chirality'' as the director n rotates in a helical fashion along an optical axis $z$ and can be described by a chiral order parameter.
A. R. Tajbakhsh   +18 more
core   +1 more source

Structure and dielectric properties of electroactive tetraaniline grafted non-polar elastomers [PDF]

open access: yes, 2020
Intrinsic modification of polybutadiene and block copolymer styrene–butadiene–styrene with the electrically conducting emeraldine salt of tetraaniline (TANI) via a three-step grafting method, is reported in this work.
Ellingford, Christopher   +3 more
core   +1 more source

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