Results 71 to 80 of about 683,605 (337)

Nematic elastomers with aligned carbon nanotubes: new electromechanical actuators

open access: yes, 2003
We demonstrate, for the first time, the large electromechanical response in nematic liquid crystalline elastomers filled with a very low (~0.01%) concentration of carbon nanotubes, aligned along the nematic director at preparation. The nanotubes create a
Courty, S.   +3 more
core   +1 more source

Lithographically fabricated optical cavities for refractive index sensing [PDF]

open access: yes, 2005
Since the development of distributed Bragg gratings, high resolution lithography and etching have been applied towards the concentration of light. The most important application of lithographically fabricated microcavities has been for the spectral ...
Axel Scherer   +4 more
core   +1 more source

3D (Bio) Printing Combined Fiber Fabrication Methods for Tissue Engineering Applications: Possibilities and Limitations

open access: yesAdvanced Functional Materials, EarlyView.
Biofabrication aims at providing innovative technologies and tools for the fabrication of tissue‐like constructs for tissue engineering and regenerative medicine applications. By integrating multiple biofabrication technologies, such as 3D (bio) printing with fiber fabrication methods, it would be more realistic to reconstruct native tissue's ...
Waseem Kitana   +2 more
wiley   +1 more source

Fiber‐Format Dielectric Elastomer Actuators by the Meter

open access: yesAdvanced Functional Materials
Dielectric elastomers in the shape of thin films are heavily investigated, but they do not produce beneficial strains and forces comparable to that of skeletal muscles without entailing extremely complicated fabrication processes, rendering their ...
Zhaoqing Kang   +5 more
semanticscholar   +1 more source

Feasibility of a Dielectric Elastomer Augmented Aorta

open access: yesAdvancement of science, 2021
Although heart transplantation is a gold standard for severe heart failure, there is a need for alternative effective therapies. A dielectric‐elastomer aorta is used to augment the physiological role of the aorta in the human circulatory system.
M. Almanza   +7 more
semanticscholar   +1 more source

Bio‐Inspired Molecular Events in Poly(Ionic Liquids)

open access: yesAdvanced Functional Materials, EarlyView.
Originating from dipolar and polar inter‐ and intra‐chain interactions of the building blocks, the topologies and morphologies of poly(ionic liquids) (PIL) govern their nano‐ and micro‐processibility. Modulating the interactions of cation‐anion pairs with aliphatic dipolar components enables the tunability of properties, facilitated by “bottom‐up ...
Jiahui Liu, Marek W. Urban
wiley   +1 more source

Dielectric elastomer actuators based on stretchable and self-healable hydrogel electrodes [PDF]

open access: yesRoyal Society Open Science, 2019
Dielectric elastomer actuator (DEA) based on dielectric elastomer holds promising applications in soft robotics. Compliant electrodes with large stretchability and high electrical conductivity are the vital components for the DEAs.
Yang Gao   +5 more
doaj   +1 more source

Bifurcation of finitely deformed thick-walled electroelastic cylindrical tubes subject to a radial electric field [PDF]

open access: yes, 2018
This paper is concerned with the bifurcation analysis of a pressurized electroelastic circular cylindrical tube with closed ends and compliant electrodes on its curved boundaries.
Melnikov, Andrey, Ogden, Raymond W.
core   +1 more source

Dielectric Elastomer Actuators with Low Driving Voltages and High Mechanical Outputs Enabled by a Scalable Ultra‐Thin Film Multilayering Process

open access: yesAdvanced Functional Materials
Dielectric elastomers (DEs) are widely studied and applied as an artificial muscle owing to their combined features of large actuation strain, fast response, high energy density, and low noise.
Junbo Peng   +6 more
semanticscholar   +1 more source

Dielectric Elastomer Cooperative Microactuator Systems—DECMAS

open access: yesActuators, 2023
This paper presents results of the first phase of “Dielectric Elastomer Cooperative Microactuator Systems” (DECMAS), a project within the German Research Foundation Priority Program 2206, “Cooperative Multistable Multistage Microactuator Systems” (KOMMMA). The goal is the development of a soft cooperative microactuator system combining high flexibility
Stefan Seelecke   +5 more
openaire   +2 more sources

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