Publications associées à Contact électrique

Pyroresistive response of percolating conductive polymer composites

The pyroresistive response of conductive polymer composites (CPCs) has attracted much interest because of its potential applications in many electronic devices requiring a significant responsiveness to changes in external physical parameters such as temper ...

Amer Physical Soc2024

Towards Scalable Electronics: Synthetic 2D Materials for Large-Area 2D Circuit Integration

Zhenyu Wang

In the past decades, a significant increase of the transistor density on a chip has led to exponential growth in computational power driven by Moore's law. To overcome the bottleneck of traditional von-Neumann architecture in computational efficiency, effo ...

EPFL2024

AC loss and electrical resistance of the RW3 diffusion-bonded joint

Vincenzo D'Auria

For the European DEMO fusion reactor, several options of the Toroidal Field (TF) coil design were proposed. The winding of the TF coil option 1 is based on React&Wind (RW), Nb3Sn, graded conductors in order to optimize the amount of superconductor accordin ...

2023

THz characterization of GeSn monocrystalline thin films

Anna Fontcuberta i Morral, Andrea Giunto, Nicolas Philippe Laurent Humblot

The employment of other group IV materials, such as alloys of germanium and tin, poses a solution for overcoming the efficiency limit of silicon that arises from its indirect bandgap. By using THz spectroscopy, the optoelectronic properties, such as conduc ...

IEEE2022

Challenges and Applications to Operando and In Situ TEM Imaging and Spectroscopic Capabilities in a Cryogenic Temperature Range

Vasiliki Tileli, Martial Duchamp, Reinis Ignatans

In this Account, we describe the challenges and promising applications of transmission electron microscopy (TEM) imaging and spectroscopy at cryogenic temperatures. Our work focuses on two areas of application: the delay of electron-beam-induced degradatio ...

AMER CHEMICAL SOC2021

Electrical transport properties of Ru1-xTixO2 films deposited by magnetron sputtering technique

Rosendo Sanjines, Silviu Cosmin Sandu

The optical and electrical properties of Ru1-xTixO2 (0

PERGAMON-ELSEVIER SCIENCE LTD2021

Slip Ring Test Assembly With Increased Breakdown Voltage Limit for High-Voltage Bus Satellites

Ivo Furno, Alan Howling, Fabio Avino

In this article, a setup including a passive gas breakdown mitigation technique for satellite slip ring assemblies (SRAs) is introduced and tested. The setup features a central conducting ring, separated from two external conducting limiting discs (LDs) by ...

2020

System and method for ground consolidation

Lyesse Laloui, Dimitrios Terzis, Patrick Gabriel Yihsiu-Ming Hicher

The present invention relates to a method for inducing ground consolidation. The method comprises providing a first chamber (7) in a first hole (3) in the ground (5), and a second chamber (7) in a second hole (3) in the ground (5), the first and second cha ...

2020

TacTiles: Dual-Mode Low-Power Electromagnetic Actuators for Rendering Continuous Contact and Spatial Haptic Patterns in VR

Herbert Shea, Juan José Zarate, Ronan Julien Hinchet

We introduce TacTiles, light (1.8g), low-power (130 mV), and small form -factor (1cm(3)) electromagnetic actuators that can form a flexible haptic array to provide localized tactile feedback. Our novel hardware design uses a custom 8 -layer PCB, dampening ...

IEEE2019

Tip connector for fluidic and electrical connection

Philippe Renaud, Yann Barrandon, David Vincent Bonzon, David Forchelet, Jean-Baptiste Bureau, Georges Muller, Nicolas Uffer

A connector for providing both a fluidic and electrical connection is disclosed, said connector having a proximal end, a distal end and an elongated body in between, characterized in that the elongated body has an inner cavity spanning throughout its lengt ...

2018

Fast multi-contact whole-body motion planning with limb dynamics

Auke Ijspeert, Jonathan Patrick Arreguit O'Neill, Salman Faraji

We present a new method for multi-contact motion planning which efficiently encodes internal dynamics of the robot without needing to use full models. Our approach is based on a five-mass model which is formulated by Cartesian points instead of joint angle ...

IEEE2018

Method and Device for Non-Invasive Blood Pressure Measurement

David Atienza Alonso, Francisco Javier Rincon Vallejos, Srinivasan Murali, Alair Dias Junior

A system for measuring blood pressure of a user that comprises an ElectroCardioGram (ECG) circuit with at least two ECG electrodes configured to obtain an electrical activity of a heart of the user by measuring the electrical signals detected at the at lea ...

2017

Control of Resistive Switching in Mott Memories Based on TiN/AM4Q8/TiN MIM Devices

Giovanni De Micheli, Davide Sacchetto, Jury Sandrini, Pierre-Emmanuel Julien Marc Gaillardon

The family of AM4Q8 chalcogenide Mott insulators gained attention in recent years for its application opportunities. Here, we explore and validate the resistive switching mechanism of thin-film of GaV4S8 sandwich ...

Electrochemical Society2017

Charge-Based Modeling of Double-Gate and Nanowire Junctionless FETs Including Interface-Trapped Charges

Jean-Michel Sallese, Farzan Jazaeri, Ashkhen Yesayan

Nanowire (NW) semiconductors are interesting devices for being used as sensors. Such NWs are doped silicon channels with electrical contacts at both ends, which is a kind of the so-called junctionless (JL) device. However, in contrast with the state-of-the ...

Institute of Electrical and Electronics Engineers2016

Non-invasive drawable electrode for neuromuscular electrical stimulation and biological signal sensing

Stefano Silvio Giovanni Varricchio, Andrea Biasiucci, Andrea Maesani

Non-invasive "drawable", or "paintable", electrode for electrical stimulation or biological signal sensing comprising a pervious and electrically conductive layer (1), at least one electrically insulating element (2) for maintaining the electrically conduc ...

2016

Substrate modeling of parasitic couplings in Smart Power ICs with generalized lumped devices

Camillo Stefanucci

Today automotive industry is demanding more and more compact solutions for embedded electronics to be interfaced with vehicles components such as motor drivers, igniters and car communication buses. That is why Smart Power Integrated Circuits (IC) have bee ...

EPFL2016

Structural Features of the Box C/D snoRNP Pre-assembly Process Are Conserved through Species

Benjamin Marcel Daniel Rothé

Box C/D small nucleolar ribonucleoparticles (snoRNPs) support 2'-O-methylation of several target RNAs. They share a common set of four core proteins (SNU13, NOP58, NOP56, and FBL) that are assembled on different guide small nucleolar RNAs. Assembly of thes ...

Cell Press2016

Effect of Heat Current on Magnetization Dynamics in Magnetic Insulators and Nanostructures

Francesco Antonio Vetrò

The term "spin caloritronics" defines a novel branch of spintronics that focuses on the interplay between electron spins with heat currents. In the frame of this research area, this thesis is aimed at investigating the effect of a heat current on magnetiza ...

EPFL2015

Closed-loop magnetic bearing and angular velocity control of a reaction sphere actuator

Yves Perriard, Leopoldo Rossini

This article presents the first closed-loop magnetic bearing and angular velocity experimental results of a reaction sphere actuator for satellite attitude control. The proposed reaction sphere is a permanent magnet spherical actuator whose rotor is suppor ...

Pergamon-Elsevier Science Ltd2015

Resistless nanofabrication by stencil lithography: A review

Jürgen Brugger, Luis Guillermo Villanueva Torrijo, Oscar Vazquez Mena

We present a review on stencil lithography and focus on the particular interest and challenges when applying it to the scalable fabrication of nm-size devices. We first describe the basic technique with its main advantages and challenges. Then we review th ...

Elsevier2015