Publications associées à Actuation bandwidth extension of an integrated piezo-optomechanical nanophotonic device

Publications associées (29)

About the process of technology transfer from research to engineering practice

The transfer of technology from research to structural engineering and construction practice is illustrated using two cases of the implementation of innovative engineering methods and technologies in the renewal and 'upcycling' of existing bridges, namely ...

Informa UK Limited2025

SPLEND1D, a reduced one-dimensional model to investigate the physics of plasma detachment

Christian Gabriel Theiler, Olivier Claude Martin Février, Sophie Danielle Angelica Gorno, Garance Hélène Salomé Durr-Legoupil-Nicoud, Massimo Carpita, Kim Dimuth Von Allmen

Studying the process of divertor detachment and the associated complex interplay of plasma dynamics and atomic physics processes is of utmost importance for future fusion reactors. While simplified analytical models exist to interpret the general features ...

American Institute of Physics (AIP)2024

A new method to interpolate POD reduced bases-Application to the parametric model order reduction of a gas bearings supported rotor

Fabio Nobile, Jürg Alexander Schiffmann, Dimitri Maurice Goutaudier

The proper orthogonal decomposition (POD) is successfully employed in a variety of projection-based methods for parametric model order reduction (pMOR) of large dynamical systems. It extracts the most energetic modes describing the dynamics of a system fro ...

Wiley2023

An improved subthreshold swing expression accounting for back-gate bias in FDSOI FETs

Christian Enz, Farzan Jazaeri, Hung-Chi Han

In a MOSFET transistor, the subthreshold swing defines the switching efficiency, and the associated slope factor, or so-called body factor, is a critical parameter in charge-based models. However, in an advanced Fully -Depleted Silicon-On-Insulator (FDSOI) ...

PERGAMON-ELSEVIER SCIENCE LTD2023

The Natural Robotics Contest: crowdsourced biomimetic design

Raphael Zufferey

Biomimetic and bioinspired design is not only a potent resource for roboticists looking to develop robust engineering systems or understand the natural world. It is also a uniquely accessible entry point into science and technology. Every person on Earth c ...

IOP Publishing Ltd2023

Training Provably Robust Models by Polyhedral Envelope Regularization

Sabine Süsstrunk, Mathieu Salzmann, Chen Liu

Training certifiable neural networks enables us to obtain models with robustness guarantees against adversarial attacks. In this work, we introduce a framework to obtain a provable adversarial-free region in the neighborhood of the input data by a polyhedr ...

IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC2023

Supercontinuum in integrated photonics: generation, applications, challenges, and perspectives

Camille Sophie Brès

Frequency conversion in nonlinear materials is an extremely useful solution to the generation of new optical frequencies. Often, it is the only viable solution to realize light sources highly relevant for applications in science and industry. In particular ...

2023

Self-consistent gyrokinetic modeling of turbulent and neoclassical tungsten transport in toroidally rotating plasmas

Kyungtak Lim

The effect of toroidal rotation on both turbulent and neoclassical transport of tungsten (W) in tokamaks is investigated using the flux-driven, global, nonlinear 5D gyrokinetic code GYSELA. Nonlinear simulations are carried out with different levels of mom ...

2023

Intrinsic thermal stability of inverted perovskite solar cells based on electrochemical deposited PEDOT

Jing Gao

Thermal stability of perovskite materials is an issue impairing the long-term operation of inverted per-ovskite solar cells (PSCs). Herein, the thermal attenuation mechanism of the MAPbI3 films that deposited on two different hole transport layers (HTL), p ...

ELSEVIER2023

Fast dynamic 1D simulation of divertor plasmas with neural PDE surrogates

Yoeri Renier Johannes Poels

Managing divertor plasmas is crucial for operating reactor scale tokamak devices due to heat and particle flux constraints on the divertor target. Simulation is an important tool to understand and control these plasmas, however, for real-time applications ...

IOP Publishing Ltd2023

Ab initio study of water dissociation on a charged Pd(111) surface

Guoyuan Liu

The interactions between molecules and electrode surfaces play a key role in electrochemical processes and are a subject of extensive research, both experimental and theoretical. In this paper, we address the water dissociation reaction on a Pd(111) electr ...

2023

Optimal grid-forming control of battery energy storage systems providing multiple services: Modeling and experimental validation

Mario Paolone, Sidi-Rachid Cherkaoui, Elena Vagnoni, Rahul Kumar Gupta, Yihui Zuo, Francesco Gerini, Antonio Zecchino, Zhao Yuan

This paper proposes and experimentally validates a joint control and scheduling framework for a grid-forming converter-interfaced Battery Energy Storage Systems (BESSs) providing multiple services to the electrical grid. The framework is designed to dispat ...

Elsevier2022

A Bistable Silicon Photonic Mems Phase Switch For Nonvolatile Photonic Circuits

Niels Quack, Alain Yuji Takabayashi

Silicon photonic circuits are rapidly growing in complexity and spreading to new applications. However, programmable circuits consume much power and require active electrical interfaces. For the first time, we demonstrate a nonvolatile photonic MEMS pi-pha ...

IEEE2022

A Compressor Off-Line Washing Schedule Optimization Method With a LSTM Deep Learning Model Predicting the Fouling Trend

Jinwei Chen

Compressor fouling is one of the most prevalent fault modes that contribute to the performance degradation of a gas turbine power plant. Off-line washing is a standard maintenance procedure to recover the fouling degradation, but with washing cost. In this ...

2022

Thin, flexible, and scalable mobile robot driven by electrostatic zipping actuators

Herbert Shea, Djen Timo Kühnel

Small-scale soft mobile robots are an attractive solution to gain access to hard-to-reach places. We demonstrate a thin (similar to 4 mm) and flexible mobile robot, 8 cm x 9 cm, mass 4 g, that uses 6 electrostatic zipping actuators with hydraulic coupling, ...

SPIE-INT SOC OPTICAL ENGINEERING2022

TWIICE One powered exoskeleton: effect of design improvements on usability in daily life as measured by the performance in the CYBATHLON race

Mohamed Bouri, Ali Reza Manzoori

Background Spinal cord injury leading to paraplegia affects the mobility and physiological well-being of one in a thousand people. Powered exoskeletons can temporarily restore the ability to walk. Their relevance in daily life is still limited because of l ...

BioMed Central2022

Revitalisation des deltas lacustres : Quelle méthodologie adopter pour améliorer les services écosystémiques et bénéfices environnementaux ? / River mouth revitalization design, how to improve ecosystem services and environmental benefits of engineering work?

Alexandre Philippe Louis Antoine Fourrier, Giovanni De Cesare

Les deltas lacustres sont des systèmes largement anthropisés rendant des services écosystémiques importants à l’Homme et à son environnement. Les travaux de protection contre les crues du siècle passé ont conduit à considérer l’embouchure comme un vecteur ...

2022

Disclosing the response of the surface electronic structure in SrTiO3 (001) to strain

Jan Hugo Dil

Combining angle-resolved photoemission spectroscopy and density functional theory calculations, we addressed the surface electronic structure of bent SrTiO 3 (STO) (001) wafers. Using a custom-made device, we observe that the low-dimensional states that em ...

2022

Image shift correction, noise analysis, and model fitting of (cathodo-)luminescence hyperspectral maps

Anna Fontcuberta i Morral, Nicolas Tappy

Hyperspectral imaging is an important asset of modern spectroscopy. It allows us to perform optical metrology at a high spatial resolution, for example in cathodoluminescence in scanning electron microscopy. However, hyperspectral datasets present added ch ...

2022

Partitioned and Monolithic Algorithms for the Numerical Solution of Cardiac Fluid-Structure Interaction

Alfio Quarteroni

We review and compare different fluid-structure interaction (FSI) numerical methods in the context of heart modeling, aiming at assessing their computational ef-ficiency for cardiac numerical simulations and selecting the most appropriate method for heart ...

GLOBAL SCIENCE PRESS2022