Publications de Arthur Edouard Hirsch

Patterned biphasic electrical conductor and methods for producing thereof

A method for manufacturing an electrical conductor is herein disclosed, said method comprising a) providing a substrate comprising on a surface thereof a solid metal conductive layer or film; b) depositing a liquid metal on said solid layer; c) allowing sa ...

2019

Method for manufacturing hybrid soft-rigid electronic devices

Florian Dylan Fallegger, Hadrien Olivier Michaud, Arthur Edouard Hirsch, Aaron Powers Gerratt

A method for manufacturing a hybrid soft-rigid electromechanical device comprising the steps of i) placing electronic components on a temporary substrate; ii) encapsulating said electronic components within a soft curable material and curing said soft cura ...

2019

Harnessing the Rheological Properties of Liquid Metals To Shape Soft Electronic Conductors for Wearable Applications

Stéphanie Lacour, Hadrien Olivier Michaud, Arthur Edouard Hirsch, Laurent Mirko Dejace

2019

A Method to Form Smooth Films of Liquid Metal Supported by Elastomeric Substrate

Stéphanie Lacour, Arthur Edouard Hirsch

Several methods are proposed to manipulate and pattern liquid metal films into elastic conductors but all lack precise control over the film thickness and roughness, thereby limiting its uniformity, stability, and reproducibility. Here, an approach relying ...

2018

Electronic dura mater soft, multimodal neural interfaces : technology, integration and implementation to surface implants

Arthur Edouard Hirsch

Neuroprosthetic devices are engineered to study, support or replace impaired functions of the nervous system. The neural interface is an essential element of neuroprosthetic systems as it allows for transduction of signals and stimuli of desired functions ...

EPFL2018

Method for manufacturing electrical conductors, and electrical conductors manufactured according to same

Stéphanie Lacour, Ivan Rusev Minev, Hadrien Olivier Michaud, Arthur Edouard Hirsch

A method for manufacturing an electrical conductor 43 and an electrical conductor 43 manufactured according to the method, said method comprising: providing a substrate 30; depositing a solid metal conductive layer or film 40 on said substrate 30; Depositi ...

2017

Spatiotemporal neuromodulation therapies engaging muscle synergies improve motor control after spinal cord injury

Silvestro Micera, Stéphanie Lacour, Grégoire Courtine, Quentin Barraud, Jocelyne Bloch, Marco Capogrosso, Eduardo Martin Moraud, Pavel Musienko, Nikolaus Wenger, Natalia Pavlova

Electrical neuromodulation of lumbar segments improves motor control after spinal cord injury in animal models and humans. However, the physiological principles underlying the effect of this intervention remain poorly understood, which has limited the ther ...

Nature Publishing Group2016

Synthetic skin for recording and modulating physiological activities

Stéphanie Lacour, Grégoire Courtine, Pavel Musienko, Ivan Rusev Minev, Arthur Edouard Hirsch

A method for producing a device adapted to be implanted into the human body for purposes such as neural stimulation, sensing or the like, and device produced according to said method, said method comprising: providing a stretchable layer or membrane (21) o ...

2016

Intrinsically Stretchable Biphasic (Solid–Liquid) Thin Metal Films

Stéphanie Lacour, Hadrien Olivier Michaud, Arthur Edouard Hirsch, Aaron Powers Gerratt, Séverine Claire Marie De Mulatier

Stretchable biphasic conductors are formed by physical vapor deposition of gallium onto an alloying metal film. The properties of the photolithography-compatible thin metal films are highlighted by low sheet resistance (0.5 Ω sq−1) and large stretchability ...

Wiley-V C H Verlag Gmbh2016

Biomaterials. Electronic dura mater for long-term multimodal neural interfaces

Silvestro Micera, Stéphanie Lacour, Grégoire Courtine, Quentin Barraud, Léonie Asboth, Eduardo Martin Moraud, Tomislav Milekovic, Marco Capogrosso, Pavel Musienko, Nicolas Vachicouras

The mechanical mismatch between soft neural tissues and stiff neural implants hinders the long-term performance of implantable neuroprostheses. Here, we designed and fabricated soft neural implants with the shape and elasticity of dura mater, the protectiv ...

American Association for the Advancement of Science2015