Publications associées à Efficient Low‐Voltage Phase Shifter with Inkjet‐Printed Liquid Crystal on a Silicon on Insulator Platform

Publications associées (11)

Nanophotonic-enabled extra- and intra-cavity manipulation of ultrafast optical pulse trains

Light-matter-interaction is an intriguing research hotspot that covers the linear and nonlinear control of electromagnetic waves in various optical media. Since it is an immensely broad topic, our work focuses on the extra- and intra-cavity manipulation of ...

EPFL2025

Multi-Partner Project: Smart Sensor Analog Front-Ends Powered by Emerging Reconfigurable Devices (SENSOTERIC)

Sandro Carrara

This work introduces SENSOTERIC, a multi-partner project that aims at leveraging the properties of emerging Reconfigurable Field Effect Transistors (RFETs) to develop a sensor platform. RFETs will be used for a generic sensor interface and for a dedicated ...

Institute of Electrical and Electronics Engineers2025

Symmetry breaking of the χ(2) polarization in poled thin film lithium niobate waveguides enabling phase matching

Camille Sophie Brès

Poling the bottom of etched LNOI waveguides enables modal phase matching with an antisymmetric mode and a measured second harmonic generation efficiency of 1980 %W-1cm-2. The simple design allows for reproducible on-chip frequency conversion. ...

Institute of Electrical and Electronics Engineers Inc.2024

Alternative Plasmonic Materials for Fluorescence Enhancement

Olivier Martin, Stavros Athanasiou

Noble metals such as gold and silver have been used extensively for a range of plasmonic applications, including enhancing the fluorescence rate of a dye molecule, as evidenced by numerous experiments over the past two decades. Recently, a variety of doped ...

2024

3D Conjugated Hole Transporting Materials for Efficient and Stable Perovskite Solar Cells and Modules

Paul Joseph Dyson, Zhaofu Fei, Tom Theodorus Antonius Lummen, Bin Ding, Yong Ding, Keith Gregory Brooks

The orthogonal structure of the widely used hole transporting material (HTM) 2,2 ',7,7 '-tetrakis(N, N-di-p-methoxyphenylamino)-9,9 '-spirobifluorene (Spiro-OMeTAD) imparts isotropic conductivity and excellent film-forming capability. However, inherently w ...

Wiley-V C H Verlag Gmbh2024

A Low-Power and High-Precision Time- Domain Winner-Take-All Circuit Based on the Group Search Algorithm

Alexandre Schmid

In this paper, a low-power and high-precision time-domain winner-take-all (WTA) circuit is proposed which is based on a novel group search algorithm. The proposed method, which determines the winner input within a single clock cycle, not only demands no mu ...

Institute of Electrical and Electronics Engineers Inc.2024

III-N Optoelectronic Devices: Understanding the Physics of Electro-Optical Degradation

Nicolas Grandjean, Jean-François Carlin, Camille Haller

III-N optoelectronic devices are of great interest for many applications. Visible emitters (based on InGaN) are widely used in the lighting, display and automotive fields. Ultraviolet LEDs (based on AlGaN) are expected to be widely used for disinfection, m ...

SPIE2023

A Wireless Power and Bi-Directional Data Transfer System Using A Single Inductive Link for Biomedical Implants

Alexandre Schmid, Catherine Dehollain, Mohammad Javad Karimi, Soroush Mehdi

This paper presents a wireless power and data conversion unit, designed to receive power and data via a single inductive link with a focus on applications in implanted biomedical devices. The system provides a reliable power supply for electronic circuits ...

Institute of Electrical and Electronics Engineers Inc.2023

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

Single SiGe quantum dot emission deterministically enhanced in a high-Q photonic crystal resonator

Marco Clementi

We report the resonantly enhanced radiative emission from a single SiGe quantum dot (QD), which is deterministically embedded into a bichromatic photonic crystal resonator (PhCR) at the position of its largest modal electric field by a scalable method. By ...

Optica Publishing Group2023

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