Results 31 to 40 of about 597 (238)

Electro-pneumatic dielectric elastomer actuator incorporating tunable bending stiffness

open access: yesPhysical Review Research, 2020
The superior ability of soft robotic systems is their good adaptability to complicated external environments without damaging themselves and their surroundings.
Lei Liu   +8 more
doaj   +1 more source

Modeling and Design Optimization of a Rotational Soft Robotic System Driven by Double Cone Dielectric Elastomer Actuators

open access: yesFrontiers in Robotics and AI, 2020
Dielectric elastomers (DEs) consist of highly compliant electrostatic transducers which can be operated as actuators, by converting an applied high voltage into motion, and as sensors, since capacitive changes can be related to displacement information ...
Sophie Nalbach   +11 more
doaj   +1 more source

Multiscale Modeling and Theoretical Design of Dielectric Elastomers

open access: yes, 2019
Dielectric elastomers (DEs) are a promising material for use in robotic, biomedical, energy, aerospace and automotive technologies. However, currently available DEs are limited by weak electromechanical coupling and our general understanding of DEs could
Matthew Grasinger (4939936)
core   +1 more source

Review of dielectric elastomers for actuators, generators and sensors

open access: yesIET Nanodielectrics, 2020
Electroactive polymer (EAP) is a kind of smart material, which can change its shape under the stimulation of electric field. Dielectric elastomer (DE) is an important member of the EAP.
Yu Zhao   +4 more
doaj   +1 more source

Effect of Prestrain on the Actuation Characteristics of Dielectric Elastomers [PDF]

open access: yes, 2020
Dielectric elastomers (DEs) represent a class of electroactive polymers that deform due to electrostatic attraction between oppositely charged electrodes under a varying electric field.
Heinrich, Gert   +17 more
core   +1 more source

Soft Mechanical‐Electrical Logic Using Liquid Metal‐Filled 3D‐Printed Architectures

open access: yesAdvanced Engineering Materials, EarlyView.
We present 3D‐printed soft mechanical–electrical logic elements that use liquid metal–filled silicone tubes actuated by thermoplastic polyurethane/polylactic acid (TPU/PLA) architectures to produce Boolean operations. Complementary normally open and normally closed unit cells perform repeatable binary transitions and can be combined into more complex ...
Christoph Lehmann   +2 more
wiley   +1 more source

High-permittivity silicone dielectric elastomers compatible with ionic liquid-grafted chloropropyl-silicone oil

open access: yes, 2021
Dielectric elastomers (DEs) can undergo very large spatial deformations in response to an externally applied electrical field, giving them significant potential as soft actuators.
Skov, Anne Ladegaard   +4 more
core   +1 more source

Multimodal Soft Surgical Robots Enabled by Eco‐Degradable, Sterilizable Polymers and Transient Electronics

open access: yesAdvanced Functional Materials, EarlyView.
A compostable PGS soft surgical robot with interchangeable modules integrates transient Mo tactile and Si thermal sensors for dual feedback. The device preserves its function after clinical‐grade sterilization, demonstrates stable actuation and cardiac tissue grasping with real‐time in vivo pulsatile monitoring, and biodegrades post‐use with soil‐safe, 
Minseong Chae   +27 more
wiley   +1 more source

The Potential of Wearable Systems Using Dielectric Elastomers (DE)

open access: yesSmart Wearable Technology
Recent progress in dielectric elastomers has been remarkable. As an actuator, it is now possible to lift an 8 kg weight by more than 1 mm at a speed of 88 ms with a dielectric elastomer of only 0.15 g. As a sensor, it is capable of measuring from 0.01 N to 1,400 N with a very thin and small device, and can also use moisture sensors, stretch sensors ...
Seiki Chiba, Mikio Waki
openaire   +1 more source

High permittivity dielectric elastomers with ionic liquid (IL) loading [PDF]

open access: yes, 2019
Dielectric elastomers (DEs) represent a promising transducer technology, due to their excellent ability to undergo large and reversible deformations under an applied electric field.
Skov, Anne Ladegaard   +4 more
core  

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