Search Results - "Bardinal, Veronique"
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Optical feedback interferometry for microscale-flow sensing study: numerical simulation and experimental validation
Published in Optics express (17-10-2016)“…Optical feedback interferometry (OFI) performance for microscale-flow sensing is studied theoretically and experimentally. A new numerical modeling approach…”
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Anisotropic Transverse Confinement Design for Electrically Pumped 850 nm VCSELs Tuned by an Intra Cavity Liquid-Crystal Cell
Published in IEEE journal of selected topics in quantum electronics (01-01-2022)“…Relying on preliminary experiments, in this work we design a tunable 850 nm laser based on a hybrid combination of a liquid crystal micro-cell with…”
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Lateral porous silicon interferometric transducer for on-chip flow-through sensing applications
Published in Sensors and actuators. A. Physical. (01-12-2021)“…Most porous silicon-based interferometric sensors targeting biosensing applications consist of vertical porous silicon layers created into a silicon wafer by…”
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Liquid crystal-based tunable photodetector operating in the telecom C-band
Published in Optics express (01-10-2018)“…Liquid crystal (LC) microcells monolithically integrated on the surface of InGaAs based photodiodes (PDs) are demonstrated. These LC microcells acting as…”
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Optical Feedback Interferometry Based Microfluidic Sensing: Impact of Multi-Parameters on Doppler Spectral Properties
Published in Applied sciences (01-09-2019)“…As a compact and simple sensing technique, optical feedback interferometry (OFI) can be a promising flowmetry method in various microfluidic applications. In…”
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Thermal characterization of a nematic liquid crystal suited for the fabrication of NIR spectrally-tunable vertical cavity surface emitting lasers
Published in Optical materials express (01-02-2022)“…In this work, the thermo-optical properties of a nematic liquid crystal are determined through reflectance measurements performed on a high finesse tunable…”
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Advances in Polymer-Based Optical MEMS Fabrication for VCSEL Beam Shaping
Published in IEEE journal of selected topics in quantum electronics (01-07-2015)“…In this paper, we discuss the design, fabrication, and characterization of electrothermally actuated polymer-based microoptical electromechanical microsystems…”
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Near infrared photopolymer for micro‐optics applications
Published in Journal of polymer science (2020) (01-07-2020)“…Near infrared (NIR) activable photopolymers suitable for versatile fabrication of micro‐optical elements were developed. The first main objective of this…”
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Implementation of Integrated VCSEL-Based Optical Feedback Interferometry Microfluidic Sensor System with Polymer Microoptics
Published in Applied sciences (01-12-2019)“…Using the optical feedback interferometry (OFI) technique, we demonstrated a miniaturized and compact sensor system based on a dedicated optical source for…”
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Near-infrared photopolymerization: Initiation process assisted by self-quenching and triplet–triplet annihilation of excited cyanine dyes
Published in Chemical physics letters (17-10-2011)“…[Display omitted] ► The analysis of the dye photobleaching dynamics is achieved in situ into a droplet configuration. ► The photoinitiating properties of the…”
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Study of SU-8 reliability in wet thermal ambient for application to polymer micro-optics on VCSELs
Published in Japanese Journal of Applied Physics (01-08-2014)“…We present experimental data on the reliability of SU-8 polymer when used as a core material for the integration of microlenses on vertical-cavity…”
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Optical Feedback Interferometry Flowmetry Sensor in Microfluidics Chip
Published in Proceedings (01-09-2017)“…Optical feedback interferometry (OFI) applied to microscale flow sensing is studied theoretically and experimentally. A new model is investigated that predicts…”
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Lateral Porous Silicon Interferometric Transducer for Sensing Applications
Published in 2018 IEEE SENSORS (01-10-2018)“…In this work, we demonstrate the transducing ability of lateral porous silicon membranes (LPSi) using optical interferometry. To this aim, we carry out…”
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Conference Proceeding -
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Polymer optical MEMS integrated on VCSELs for biosensing
Published in 2013 International Conference on Optical MEMS and Nanophotonics (OMN) (01-08-2013)“…We present our recent advances on design and fabrication of polymer optical MEMS that can be directly integrated on VCSELs arrays for dynamic beam focusing…”
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Conference Proceeding -
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Thermal Characterization of the Birefringence of Nematic Liquid Crystals for the Design of Widely-tunable LC-VCSELs
Published in 2020 International Conference on Numerical Simulation of Optoelectronic Devices (NUSOD) (01-09-2020)“…In this work, the thermo-optical properties of nematic liquid crystals are investigated through localized reflectance spectra measurements performed on a…”
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Conference Proceeding -
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Optical Design Issues in Electrically Pumped Tunable Liquid-Crystal VCSELs
Published in 2020 International Conference on Numerical Simulation of Optoelectronic Devices (NUSOD) (01-09-2020)“…In this work we investigate a tunable 850 nm laser based on a hybrid combination of a liquid crystal micro-cell and a half GaAs VCSEL. The target application…”
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Conference Proceeding -
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CW Operation of a Tunable 1550-nm VCSEL Integrating Liquid-Crystal Microcells
Published in IEEE photonics technology letters (01-04-2020)“…An InP-based Vertical-Cavity Surface-Emitting Laser (VCSEL) with a liquid crystal (LC) microcell monolithically integrated on its surface for spectral tuning…”
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Liquid-Crystal Alignment by a Nanoimprinted Grating for Wafer-Scale Fabrication of Tunable Devices
Published in IEEE photonics technology letters (01-08-2018)“…A simple technology is demonstrated for the wafer-scale fabrication of liquid-crystal (LC) microcells that can be integrated in active optoelectronic devices…”
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Design and optimization of a blue fluorescent microcavity-organic light-emitting diode (MOLED) on AZO anode for an algae excitation light source application
Published in Materials today : proceedings (01-01-2023)“…In this work, we present simultaneous organic light-emitting diode (OLED) stack optimization and optical modelling for a blue microcavity-OLED (MOLED) based on…”
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