Mediaspace scheduled maintenance: Aug 25, 2026 07:00 - 12:00 AM. During this time, videos will be temporarily unavailable. Check status updates.

Concept

Smart material

Related publications (25)

High Permittivity Silicones for Dielectric Elastomer Actuators

Simon Johannes Dünki

Many technical advances of modern society sprout from the creation of specially customized polymer materials exhibiting unique combinations of properties uncharted so far. Amid this plurality of highly versatile materials, the class of electroactive polyme ...

EPFL2017

Poleable Dielectric Elastomer Composites

Yee Song Ko

As part of the recent efforts on renewable energies, energy harvesting by exploiting environmental motions and vibrations to generate electricity is being enthusiastically developed as a novel kind of green energy source. Piezoelectric materials are a logi ...

EPFL2017

High-cycle electromechanical aging of dielectric elastomer actuators with carbon-based electrodes

Herbert Shea, Samuel Rosset, Samuel Schlatter, Christine Anne de Saint-Aubin

We present high-cycle aging tests of Dielectric Elastomer Actuators (DEAs) based on silicone elastomers, reporting on the time-evolution of actuation strain and of electrode resistance over millions of cycles. We compare several types of carbon-based elect ...

Institute of Physics2017

Multifunctional shape memory electrodes for dielectric elastomer actuators enabling high holding force and low-voltage multisegment addressing

Herbert Shea, Samuel Rosset, Nadine Besse, David James McCoul

Dielectric elastomer actuators (DEAs) are an attractive form of electromechanical transducer, possessing high energy densities, an efficient design, mechanical flexibility, high speed, and noiseless operation. They have been incorporated into a variety of ...

Institute of Physics2016

Fabrication of transmissive dielectric elastomer actuator driven tunable optical gratings with improved tunability

Herbert Shea, Samuel Rosset

We present an electrically actuated tunable optical grating based on dielectric elastomer actuators. A simple fabrication protocol is presented, which integrates the grating with the actuating mechanism both made of soft elastomers, improving the tunabilit ...

Spie-Soc Photo-Optical Instrumentation Engineers2016