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Samuel Rosset

Cette personne n’est plus à l’EPFL

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Publications associées (61)

Soft tunable diffractive optics with multifunctional transparent electrodes enabling integrated actuation

Samuel Rosset, Herbert Shea, Xiaobin Ji

We present a stretchable tunable transmission grating in which the optical surface serves simultaneously as an electrode for electrostatic actuation. Tunable optics based on elastomers allow for a large tuning range, but integrating an actuator generally s ...

AIP American Institute of Physics2016

Optimization of thin-film highly-compliant elastomer sensors for contractility measurement of muscle cells

Samuel Rosset, Mélanie Favre, Herbert Shea, Alexandre Poulin, Cristina Martin Olmos, Oluwaseun Adelowo Araromi, Francesca Sorba, Matthias Imboden

Test assays capable of providing quantitative characterization of the contraction of cardiac and smooth muscle cells are of great need for drug development and screening. Several methodologies have been proposed for achieving measurement of cell contractil ...

Elsevier Science Bv2016

Small, fast, and tough: Shrinking down integrated elastomer transducers

Samuel Rosset, Herbert Shea

We review recent progress in miniaturized dielectric elastomer actuators (DEAs), sensors, and energy harvesters. We focus primarily on configurations where the large strain, high compliance, stretchability, and high level of integration offered by dielectr ...

Amer Inst Physics2016

Versatile soft grippers with intrinsic electroadhesion based on multifunctional polymer actuators

Dario Floreano, Samuel Rosset, Herbert Shea, Jun Shintake, Bryan Edward Schubert

A highly versatile soft gripper that can handle an unprecedented range of object types is developed based on a new design of dielectric elastomer actuators employing an interdigitated electrode geometry, simultaneously maximizing both electroadhesion and e ...

Wiley-V C H Verlag Gmbh2016

Dielectric Elastomer Actuator for Mechanical Loading of 2D Cell Cultures

Samuel Rosset, Herbert Shea, Alexandre Poulin

We demonstrate the use of dielectric elastomer actuators (DEAs) for mechanical stimulation of cells in vitro. The development of living tissues is regulated by their mechanical environment through the modification of fundamental cellular functions such as ...

Royal Society of Chemistry2016

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

Samuel Rosset, Herbert Shea, Manu Bala Krishnan

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

Low-loss Millimeter-wave Phase Shifters Based on Mechanical Reconfiguration

Juan Ramon Mosig, Julien Perruisseau-Carrier, Samuel Rosset, Herbert Shea, Pietro Romano, Oluwaseun Adelowo Araromi

We propose different concepts of mechanically reconfigurable true-time-delay phaseshifters using micro-actuators at millimeter-waves (MMW). The mechanical reconfiguration allows to achieve phase shift reconfiguration with very low losses. One of the propos ...

2015

Ultrafast All-Polymer Electrically Tunable Silicone Lenses

Samuel Rosset, Luc Maffli, Herbert Shea, Michele Ghilardi

Dielectric elastomer actuators (DEA) are smart lightweight flexible materials integrating actuation, sensing, and structural functions. The field of DEAs has been progressing rapidly, with actuation strains of over 300% reported, and many application conce ...

Wiley-Blackwell2015

Standards for dielectric elastomer transducers

Samuel Rosset, Herbert Shea, Claire Jean-Mistral

Dielectric elastomer transducers consist of thin electrically insulating elastomeric membranes coated on both sides with compliant electrodes. They are a promising electromechanically active polymer technology that may be used for actuators, strain sensors ...

Institute of Physics2015

Maximizing the displacement of compact planar dielectric elastomer actuators

Samuel Rosset, Herbert Shea, Oluwaseun Adelowo Araromi

We present a model and its experimental validation for the optimization of the in-plane displacement of a rigid platform mounted on a compact dielectric elastomer actuator. Unlike the situation in which the mechanical prestretch of the membrane is maintain ...

2015

Rollable Multisegment Dielectric Elastomer Minimum Energy Structures for a Deployable Microsatellite Gripper

Samuel Rosset, Herbert Shea, Muriel Richard, Jun Shintake, Volker Gass, Irina Gavrilovich, Oluwaseun Adelowo Araromi

Debris in space presents an ever-increasing problem for spacecraft in Earth orbit. As a step in the mitigation of this issue, the CleanSpace One (CSO) microsatellite has been proposed. Its mission is to perform active debris removal of a decommissioned nan ...

Ieee-Inst Electrical Electronics Engineers Inc2015

Printing low-voltage dielectric elastomer actuators

Samuel Rosset, Herbert Shea, Alexandre Poulin

We demonstrate the fabrication of fully printed thin dielectric elastomer actuators (DEAs), reducing the operation voltage below 300V while keeping good actuation strain. DEAs are soft actuators capable of strains greater than 100% and response times below ...

AIP American Institute of Physics2015

Stretchable and Transparent THz Reflectarrays Based on PDMS

Juan Ramon Mosig, Samuel Rosset, Herbert Shea, Michele Tamagnone, Pietro Romano, Santiago Capdevila Cascante

2015

A Foldable Antagonistic Actuator

Dario Floreano, Samuel Rosset, Herbert Shea, Jun Shintake, Bryan Edward Schubert

We report on an actuator based on dielectric elastomers that is capable of antagonistic actuation and passive folding. This actuator enables foldability in robots with simple structures. Unlike other antagonistic dielectric elastomer devices, our concept u ...

Institute of Electrical and Electronics Engineers2015

Dielectric elastomer generators that stack up

Samuel Rosset, Herbert Shea

This paper reports the design, fabrication, and testing of a soft dielectric elastomer power generator with a volume of less than 1 cm3. The generator is well suited to harvest energy from ambient and from human body motion as it can harvest from low frequ ...

Institute of Physics2015

High-resolution, large-area fabrication of compliant electrodes via laser ablation for robust, stretchable dielectric elastomer actuators and sensors

Samuel Rosset, Herbert Shea, Oluwaseun Adelowo Araromi

A key element in stretchable actuators, sensors and systems based on elastomer materials are compliant electrodes. While there exist many methodologies for fabricating electrodes on dielectric elastomers, very few succeed in achieve high-resolution pattern ...

Amer Chemical Soc2015

Variable Stiffness Actuator for Soft Robotics Using Dielectric Elastomer and Low-Melting-Point Alloy

Dario Floreano, Samuel Rosset, Herbert Shea, Jun Shintake, Bryan Edward Schubert

A novel variable stiffness actuator composed of a dielectric elastomer actuator (DEA) and a low-melting-point-alloy (LMPA) embedded silicone substrate is demonstrated. The device which we call variable stiffness dielectric elastomer actuator (VSDEA) enable ...

IEEE2015

Model and design of dielectric elastomer minimum energy structures

Samuel Rosset, Herbert Shea, Jun Shintake, Oluwaseun Adelowo Araromi

Fixing a prestretched dielectric elastomer actuator (DEA) on a flexible frame allows transformation of the intrinsic in-plane area expansion of DEAs into complex three-dimensional (3D) structures whose shape is determined by a configuration that minimizes ...

Institute of Physics2014

Tunable millimeter-wave phase shifter based on dielectric elastomer actuation

Julien Perruisseau-Carrier, Samuel Rosset, Herbert Shea, Pietro Romano, Oluwaseun Adelowo Araromi

A very low-loss tunable millimeter-wave phase shifter driven by dielectric elastomer actuators (DEAs) is presented. The device consists of a fixed coplanar waveguide (CPW) and two metallic loading strips suspended on an elastomer membrane. The horizontal o ...

American Institute of Physics2014

Microwave to terahertz reconfiguration of antenna devices using dielectric elastomer micro-actuators

Julien Perruisseau-Carrier, Samuel Rosset, Herbert Shea, Pietro Romano, Oluwaseun Adelowo Araromi

2014

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