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laurent Dupont

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Laurent Dupont. Professor at Telecom Bretagne. He received his Engineering degree from the **E**cole **N**ationale **S**upérieure de **C**himie et **P**hysique de **B**ordeaux, France, in 1986 (**I**nstitut **P**olytechnique de **B**ordeaux). He received his PhD degree from University of Bordeaux-I in 1990 in physics of Ferroelectric Liquid Crystal at the **C**entre de **R**echerche **P**aul **P**ascal. He then joined the Optics Department of TELECOM Bretagne in 1991 where he is in charge of electro-optical materials technology and in particular of liquid crystal technology. Since 2000, he also has worked on various aspects of polarization in lightwave systems, in particular on Polarization Mode Dispersion in optical fibers. He involved in projects in collaboration with industrial partners: Orange, TieTronix, spectrawave, Nexter Systems, Valeo, Evosens, etc. He also participated in 7 French national projects. He supervised 14 PhD students and he has authored or coauthored more than 90 journal and conferences publications principally in liquid crystal technology field. He is also the holder of 13 patents.

Publications

Electrophoretic displays for IR emissivity modulation and temperature control

Jonathan Chrun , Alexandre Da Silva , Cédric Vancaeyzeele , Frédéric Vidal , Pierre-Henri Aubert
Journal of Materials Chemistry C, 2022, 11 (1), pp.141-150. ⟨10.1039/D2TC04147B⟩
Journal articles hal-04079140v1
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CW Operation of a Tunable 1550-nm VCSEL Integrating Liquid-Crystal Microcells

Benjamin Boisnard , Christophe Levallois , Cyril Paranthoen , Salvatore Pes , Thierry Camps
IEEE Photonics Technology Letters, 2020, 32 (7), pp.391-394. ⟨10.1109/LPT.2020.2975076⟩
Journal articles hal-02876673v1

Transmittance enhancement of nematic liquid crystal dichroic dye doped mixtures by addition of chiral dopants: a polarimetric analysis

Kevin Raimondeau , Sylvain Rivet , Matthieu Dubreuil , Yann Le Grand , Laurent Dupont
Molecular Crystals and Liquid Crystals, 2019, 680 (1), pp.20-30. ⟨10.1080/15421406.2019.1624359⟩
Journal articles hal-03497537v1
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Liquid-Crystal alignment by a nanoimprinted grating for wafer-scale fabrication of tunable devices

Benattou Sadani , Benjamin Boisnard , Xavier Lafosse , Thierry Camps , Jean-Baptiste Doucet
IEEE Photonics Technology Letters, 2018, 30 (15), pp.1388-1391. ⟨10.1109/LPT.2018.2849641⟩
Journal articles hal-01839878v1
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Liquid crystal-based tunable photodetector operating in the telecom C-band

Christophe Levallois , Benattou Sadani , Benjamin Boisnard , Thierry Camps , Cyril Paranthoen
Optics Express, 2018, 26 (20), pp.25952-25961. ⟨10.1364/OE.26.025952⟩
Journal articles hal-01879162v1

Polyaniline nanocomposites based sensor array for breath ammonia analysis. Portable e-nose approach to non-invasive diagnosis of chronic kidney disease

Paul Le Maout , Jean-Luc Wojkiewicz , Nathalie Redon , Cyril Lahuec , Fabrice Seguin
Sensors and Actuators B: Chemical, 2018, 274, pp.616 - 626. ⟨10.1016/j.snb.2018.07.178⟩
Journal articles hal-01862216v1
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Dispersions of Goethite Nanorods in Aprotic Polar Solvents

Delphine Coursault , Ivan Dozov , Christophe Blanc , Maurizio Nobili , Laurent Dupont
Materials, 2017, 10 (10), pp.1191 -. ⟨10.3390/ma10101191⟩
Journal articles hal-01632337v1

Exploiting soft organic optical resonant structure towards large range electro-optic tunable devices

Kaylan Suman Manna , Laurent Dupont , Guoqiang Li
Journal of Molecular Liquids, 2016, 220, pp.161 - 165. ⟨10.1016/j.molliq.2016.04.077⟩
Journal articles hal-01321455v1

Micro-second response time in near isotropic phase liquid crystal at room-temperature

Kaylan Suman Manna , Kedar Sathaye , Laurent Dupont
Journal of Molecular Liquids, 2016, 218, pp.342 - 345. ⟨10.1016/j.molliq.2016.02.034⟩
Journal articles hal-01292811v1
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Design and Integration in Electro-Optic Devices of Highly Efficient and Robust Red-NIR Phosphorescent Nematic Hybrid Liquid Crystals Containing [Mo6I8(OCOCnF2n+1)6]2− (n = 1, 2, 3) Nanoclusters

Marianne Prévôt , Maria Amela-Cortes , Sumann K Manna , Ronan Lefort , Stéphane Cordier
Advanced Functional Materials, 2015, 25 (31), pp.4966-4975. ⟨10.1002/adfm.201501876⟩
Journal articles hal-01180052v1
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Electroswitchable red-NIR luminescence of ionic clustomesogen containing nematic liquid crystalline devices.

Marianne Prévôt , Maria Amela-Cortes , Kaylan Suman Manna , Stéphane Cordier , Thierry Roisnel
Journal of Materials Chemistry C, 2015, 3 (15310), pp.5152-5161. ⟨10.1039/C5TC00632E⟩
Journal articles hal-01153411v1

Inside Back Cover: Photoluminescence: Design and Integration in Electro-Optic Devices of Highly Efficient and Robust Red-NIR Phosphorescent Nematic Hybrid Liquid Crystals Containing [Mo6I8(OCOCnF2n+1)6]2- (n = 1, 2, 3) Nanoclusters (Adv. Funct. Mater. 31/2015)

Marianne Prévôt , Maria Amela-Cortes , Sumann K. Manna , Ronan Lefort , Stéphane Cordier
Advanced Functional Materials, 2015, 25 (31), pp.5075. ⟨10.1002/adfm.201570212⟩
Journal articles hal-01188219v1

Twisted ferroelectric liquid crystals dynamic behaviour modification under electric field: A Mueller matrix polarimetry approach using birefringence

Philippe Babilotte , Vinicius Numes-Henrique , Kedar Sathaye , Mathieu Dubreuil , Sylvain Rivet
Journal of Applied Physics, 2014, 115, pp.034906-1-034906-10. ⟨10.1063/1.4862162⟩
Journal articles hal-00934313v1

Angle-Tuned Filters From Cholesteric Liquid-Crystal Intended for Visible Wavelength- Division Multiplexing

Vinicius Silva , Kedar Sathaye , Laurent Dupont , Daniel Stoenescu , Dianne Medeiros
IEEE Photonics Technology Letters, 2014, 26 (5), pp.423-425. ⟨10.1109/LPT.2013.2294808⟩
Journal articles hal-00955096v1
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Genetic structure of earthworm populations at a regional scale: inferences from mitochondrial and microsatellite molecular markers in Aporrectodea icterica (Savigny 1826)

M Torres-Leguizamon , J Mathieu , T. Decaëns , Laurent Dupont
PLoS ONE, 2014, 9 (7), pp.e101597. ⟨10.1371/journal.pone.0101597⟩
Journal articles hal-01369584v1

Polymer waveguides featuring isotropic and anisotropic sections: Application to the fabrication of polarization splitters

Olivier Castany , Kedar Sathaye , Azar Maalouf , Michel Gadonna , Isabelle Hardy
Optics Communications, 2013, 290, pp.80-86. ⟨10.1016/j.optcom.2012.10.029⟩
Journal articles hal-00797553v1

Experimental study of the dynamic behaviour of twisted ferroelectric liquid crystal samples using snap-shot Mueller matrix polarimetry

Philippe Babilotte , Vinicius Silva , Mathieu Dubreuil , Sylvain Rivet , Bernard Lejeune
Journal of Physics D: Applied Physics, 2013, 46 (12), pp.125101. ⟨10.1088/0022-3727/46/12/125101⟩
Journal articles hal-00800505v1

Impact of the concentration in polymer on the dynamic behavior of Polymer Stabilized Ferroelectric Liquid Crystal using Snap-shot Mueller Matrix Polarimetry

Philippe Babilotte , Vinicius Silva , Mathieu Dubreuil , Sylvain Rivet , Laurent Dupont
European Physical Journal: Applied Physics, 2013, 36 (55), pp.1-11. ⟨10.1140/epje/i2013-13055-6⟩
Journal articles hal-00830024v1

Polarization splitter made of a polymer waveguide coupler with localized anisotropic segments

Olivier Castany , Samir Abbas , Isabelle Hardy , Michel Gadonna , Laurent Dupont
IEEE Photonics Technology Letters, 2013, 25 (5), pp.468-471. ⟨10.1109/LPT.2013.2238666⟩
Journal articles hal-00862595v1
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Correlation between static and dynamic polarimetric properties and the texture of surface-stabilised ferroelectric liquid crystal cells

Matthieu Dubreuil , P. Babilotte , Sylvain Rivet , Bernard Le Jeune , Laurent Dupont
Liquid Crystals, 2012, 39 (5), pp.619-628. ⟨10.1080/02678292.2012.668953⟩
Journal articles hal-00822974v1

Collective constructions with micro-bricks. Application to the fabrication of liquid crystal micro-cells

Olivier Castany , Laurent Dupont
Journal of Micromechanics and Microengineering, 2012, 22 (12), ⟨10.1088/0960-1317/22/12/125009⟩
Journal articles hal-00797509v1
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Asymmetric tunable Fabry-Perot cavity using switchable polymer stabilized cholesteric liquid crystal optical Bragg mirror

Kedar Sathaye , Laurent Dupont , Jean-Louis de Bougrenet de La Tocnaye
Optical Engineering, 2012, 51 (3), pp.034001-1-034001-7
Journal articles hal-00703660v1

Characterization of the dynamics of surface stabilized ferroelectric liquid crystal under electric field by full optical snapshot matrix Mueller polarimeter

Vinicius Silva , Philippe Babilotte , Sylvain Rivet , Mathieu Dubreuil , Bernard Lejeune
Optical Engineering, 2012, 51 (12), pp.123601. ⟨10.1117/1.OE.51.12.123601⟩
Journal articles hal-00952984v1

Investigation of the heel crack mechanism in Al connections for power electronics modules

Y Celnikier , L Benabou , Laurent Dupont , G Coquery
Microelectronics Reliability, 2011, 51 (5), pp 965-974. ⟨10.1016/j.microrel.2011.01.001⟩
Journal articles hal-00879969v1

Tunable semiconductor vertical-cavity surface-emitting laser with an intracavity liquid crystal layer

Olivier Castany , Laurent Dupont , Ahmad Shuaib , Jean-Philippe Gauthier , Christophe Levallois
Applied Physics Letters, 2011, 98 (16), pp.161105. ⟨10.1063/1.3569591⟩
Journal articles hal-00600703v1

Time-resolved switching analysis of a ferroelectric liquid crystal by snapshot Mueller matrix polarimetry

Laurent Dupont , Mathieu Dubreuil , Sylvain Rivet , Bernard Lejeune
Optics Letters, 2010, 35 (7), pp.1019-1021. ⟨10.1364/OL.35.001019⟩
Journal articles hal-00472882v1
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Time-resolved switching analysis of a ferroelectric liquid crystal by snapshot Mueller matrix polarimetry

Matthieu Dubreuil , Sylvain Rivet , Bernard Le Jeune , Laurent Dupont
Optics Letters, 2010, 35 (7), pp.1019-1021
Journal articles hal-00473906v1

Liquid crystal active glasses for 3D cinema

Abhishek Kumar Srivastava , Jean-Louis de Bougrenet de La Tocnaye , Laurent Dupont
Journal of Display Technology, 2010, 6 (10), pp.522-530. ⟨10.1109/JDT.2010.2044743⟩
Journal articles hal-00565722v1

An endless reset-free polarization control method using two wave plates

Laurent Dupont , Rong Weifeng , Wang Yixin , Yeo Yong-Kee , Chen Jian
IEEE Photonics Journal, 2010, 2 (6), pp.865-872
Journal articles hal-00523085v1

Liquid crystal micro-cells : collective fabrication of individual micro-cells

Olivier Castany , Laurent Dupont
Journal of Micromechanics and Microengineering, 2010, 20 (6), ⟨10.1088/0960-1317/20/6/065019⟩
Journal articles hal-00486758v1

Safe and ergonomic welding masks by fast liquid crystals

Laurent Dupont , Jean-Louis de Bougrenet de La Tocnaye
Molecular Crystals and Liquid Crystals, 2008, 494, pp.195-204
Journal articles hal-00431525v1
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PMD Effects in Fiber Optic Transmission Systems

Julien Poirier , Michel Gadonna , Laurent Dupont
Fiber and Integrated Optics, 2008, 27 (6), pp.559-578. ⟨10.1080/01468030802272476⟩
Journal articles hal-00365826v1
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Planar-homeotropic transition in PS-FLC induced by an electric field during photopolymerization in the nematic phase

Bertrand Caillaud , Laurent Dupont , Jean-Louis de Bougrenet de La Tocnaye
Molecular crystals and liquid crystals, 2007, 469, pp.59 - 68. ⟨10.1080/15421400701432206⟩
Journal articles hal-02137671v1

A feedback algorithm for polarization control using two rotatable wave plates with variable birefringence

Weifeng Rong , Laurent Dupont
Optics Communications, 2006, 259 (2), pp.603 - 611. ⟨10.1016/j.optcom.2005.09.032⟩
Journal articles hal-01935935v1
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Long-wavelength Vertical-Cavity Surface-Emitting Laser using an electro-optic index modulator with 10-nm tuning range

Christophe Levallois , Bertrand Caillaud , Jean-Louis de Bougrenet de La Tocnaye , Laurent Dupont , Alain Le Corre
Applied Physics Letters, 2006, 89 (1), pp.11102. ⟨10.1063/1.2219144⟩
Journal articles hal-00489110v1

Nano-polymer-dispersed liquid crystal as phase modulator for a tunable vertical-cavity surface-emitting laser at 1.55 μm

Christophe Levallois , Bertrand Caillaud , Jean-Louis de Bougrenet de La Tocnaye , Laurent Dupont , Alain Le Corre
Applied optics, 2006, 45 (33), pp.8484-8490. ⟨10.1364/AO.45.008484⟩
Journal articles hal-00490837v1

Driving algorithms for an endless polarization controller using two wave-plates

Weifeng Rong , Laurent Dupont , Yves Defosse , Pascal Gautier
Optics Communications, 2006, 267 (2), pp.335 - 340. ⟨10.1016/j.optcom.2006.06.057⟩
Journal articles hal-01935934v1

Endless polarization control using two rotatable wave plates with variable birefringence

Laurent Dupont , Weifeng Rong , J.C. Vivalda
Optics Communications, 2005, 252 (1-3), pp.1 - 6. ⟨10.1016/j.optcom.2005.03.024⟩
Journal articles hal-02124532v1

Filtrage fréquentiel par un dispositif à réseau intracavité inscrit sur cristaux liquides

D. Bitauld , Cécilia Martins , Isabelle Zaquine , Alain Maruani , Robert Frey
Journal de Physique, 2004, 119, pp.129 - 130. ⟨10.1051/jp4:2004119022⟩
Journal articles hal-02125806v1

Polymer dispersed liquid crystal structure for variable optical attenuator application

Hary Lalaina Ramanitra Andrianavalona , Philippe Chanclou , Laurent Dupont , Bruno Vinouze
Optical Engineering, 2004, 43 (6), pp.1445 - 1453
Journal articles hal-02125814v1
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Fast liquid crystal end-less polarisation controller for first order PMD compensation

Laurent Dupont , Jean-Louis de Bougrenet de La Tocnaye , Michel Gadonna , Thierry Sansoni
Annals of Telecommunications - annales des télécommunications, 2003, Vol.58 (9-10), pp.1364-1377. ⟨10.1007/BF03001735⟩
Journal articles hal-00147617v1

Contrôleur de polarisation rapide à cristaux liquides pour la compensation de PMD du premier ordre.

Laurent Dupont , Jean-Louis de Bougrenet de La Tocnaye , Michel Gadonna , Thierry Sansoni
Annals of Telecommunications - annales des télécommunications, 2003, 58 (9-10)
Journal articles hal-01935933v1

Endless smectic A* liquid crystal polarization controller

Laurent Dupont , Thierry Sansoni , Jean-Louis de Bougrenet de La Tocnaye
Optics Communications, 2002, 209 (1-3), pp.101 - 106
Journal articles hal-02129192v1

Endless smectic A* liquid crystal polarization controller

Laurent Dupont , Thierry Sansoni , Jean-Louis de Bougrenet de La Tocnaye
Optics Communications, 2002, 209 (1-3), pp.101 - 106
Journal articles hal-02129193v1

C-band wavelength tuneable vertical-cavity laser using a nano polymer dispersed liquid crystal material

Vivien Verbrugge , Jean-Louis de Bougrenet de La Tocnaye , Laurent Dupont
Optics Communications, 2002, 215, pp.353 - 359
Journal articles hal-02129636v1

Ferroelectric liquid crystal optical waveguide switches using double refraction effect

Esther Gros , Laurent Dupont
IEEE Photonics Technology Letters, 2001, 13 (2), pp.115 - 117. ⟨10.1109/68.910506⟩
Journal articles hal-02133887v1

A simple transceiver made of two VCSELs

Loig Plouzennec , Vivien Verbrugge , Laurent Dupont , Ian White , M.R.T. Tan
Electronics Letters, 2000
Journal articles hal-02139272v1

Principle of a polarisation controller using fibre confined homeotropic electroclinic liquid crystal cells

Laurent Dupont , Jean-Louis de Bougrenet de La Tocnaye , Myriam Le Gall , D. Penninckx
Optics Communications, 2000, 176, pp.113 - 119
Journal articles hal-02139235v1

Polarization insensitive ferroelectric liquid crystal Mach-Zehnder directional coupler switch using single-mode fibres

Laurent Dupont , Jean-Louis de Bougrenet de La Tocnaye
Optics Communications, 1998, 142, pp.208 - 210
Journal articles hal-02148204v1

Ferroelectric twisted liquid crystal structure

Maryse Guena , Magali Le Gall , Laurent Dupont
special issue of Ferroelectrics, 1998, 213, pp.439 - 446
Journal articles hal-02148171v1

Complex amplitude modulation using liquid crystal spatial light modulators

Jean-Louis de Bougrenet de La Tocnaye , Laurent Dupont
Applied optics, 1997, 36, pp.1730 - 1741. ⟨10.1364/AO.36.001730⟩
Journal articles hal-02149703v1

An optical diffractive method for characterizing SSFLC field induced director patterns in the SmC* phase

Myriam Le Doucen , Laurent Dupont , Pierre Pellat-Finet
Ferroelectrics, 1996, 178, pp.167 - 176
Journal articles hal-02158070v1

Grey level optically addressed SLM using twisted ferroelectric liquid crystal

Laure Le Bourhis , Laurent Dupont , J. Angelé
Ferroelectrics, 1996, 181, pp.1099 - 1108
Journal articles hal-02158078v1

Aligment and switching properties of antiferroelectric liquid crystals

Laure Le Bourhis , C. Destrade , Laurent Dupont
Ferroelectrics, 1995, 173, pp.23 - 26
Journal articles hal-02159100v1

Computational calculations on chevron structure in ferroelectric liquid crystals

Laure Le Bourhis , Laurent Dupont
Molecular crystals and liquid crystals, 1995, 275, pp.155 - 162
Journal articles hal-02159118v1
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Smectic A and C* liquid crystal light valves

Laurent Dupont , Z. Y. Wu , P. Cambon , J. L. de Bougrenet de La Tocnaye
Journal de Physique III, 1993, 3 (7), pp.1381-1399. ⟨10.1051/jp3:1993207⟩
Journal articles jpa-00249006v1
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Linear electroclinic coupling in ferroelectric liquid crystals

Laurent Dupont , M. Glogarová , J. Marcerou , H. Nguyen , C. Destrade
Journal de Physique II, 1991, 1 (7), pp.831-844. ⟨10.1051/jp2:1991112⟩
Journal articles jpa-00247559v1
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A comparison of possible disclination mechanisms of switching in thin ferroelectric liquid crystal samples

L. Lejček , J.P. Marcerou , C. Destrade , Laurent Dupont
Journal de Physique, 1989, 50 (3), pp.361-373. ⟨10.1051/jphys:01989005003036100⟩
Journal articles jpa-00210921v1

On the Smectic a Smectic C*phase transition in high polarization ferroelectric liquid crystals

Laurent Dupont , Jean-Marc Galvan , Jean-Paul Marcerou , Jacques Prost
Ferroelectrics, 1988, 84 (1), pp.317 - 325. ⟨10.1080/00150198808016230⟩
Journal articles hal-02283175v1
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33 nm wavelength tuning of a 1550 nm VCSEL in CW operation based on the liquid crystal micro-cells technology

Cyril Paranthoen , Christophe Levallois , Benjamin Boisnard , Thierry Camps , Jean Baptiste Doucet
International Semiconductor Laser Conference (ISLC 2021), Oct 2021, Postdam, Germany. ⟨10.1109/ISLC51662.2021.9615666⟩
Conference papers hal-03413099v1

Liquid Crystal based Tunable Photonic Devices for Emission or Detection around 1.55 μm

Christophe Levallois , Cyril Paranthoen , Benjamin Boisnard , Thierry Camps , Benattou Sadani
2021 International Meet & Expo on Laser, Optics and Photonics (OPTICSMEET 2021), Nov 2021, Nice, France
Conference papers hal-03413152v1

23.5 nm wavelength tuning of a 1550 nm VCSEL in CW operation based on the liquid crystal micro-cells technology

Christophe Levallois , Cyril Paranthoen , Benjamin Boisnard , Thierry Camps , Benattou Sadani
European Semiconductor Laser Workshop (ESLW 2020), Dec 2020, Eindhoven (virtual), Netherlands
Conference papers hal-03060079v1

InP-based devices integrating liquid crystals microcells for a tunable laser emission or a wavelength selective photodetection

Christophe Levallois , Benjamin Boisnard , Cyril Paranthoen , Salvatore Pes , Thierry Camps
Compound Semiconductor Week 2019 (CSW 2019), May 2019, Nara, Japan. ⟨10.1109/ICIPRM.2019.8819007⟩
Conference papers hal-02290527v1

CW operation of a 1.55 µm VCSEL tunable over 20 nm integrating liquid crystals microcells

Christophe Levallois , Benjamin Boisnard , Cyril Paranthoen , Salvatore Pes , Thierry Camps
12th European Workshop on VCSELs (VCSEL Day 2019), May 2019, Brussels, Belgium
Conference papers hal-02290358v1

A functionalized carbon nanotube based electronic nose for the detection of nerve agents

P. S. Laquintinie , A. Sachan , Jean-François Feller , Cyril Lahuec , M. Castro
25th IEEE International Conference on Electronics, Circuits and Systems (ICECS), Dec 2018, Bordeaux, FRANCE, France
Conference papers hal-02071670v1
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A low cost, handheld E-nose for renal diseases early diagnosis

Paul Le Maout , Pierre S Laquintinie , Cyril Lahuec , Fabrice Seguin , J-L Wojkiewicz
2018 40th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), Jul 2018, Honolulu, United States. ⟨10.1109/EMBC.2018.8512847⟩
Conference papers hal-01915321v1

Optical filter based on Fabry-Perot structure using a suspension of goethite nanoparticles as electro-optic material

Samir Abbas , Laurent Dupont , Ivan Dozov , Patrick Davidson , Corinne Chaneac
SPIE OPTO,, Feb 2018, San fransisco, United States. ⟨10.1117/12.2301290⟩
Conference papers hal-01759080v1

A functionalized carbon nanotube based electronic nose for the detection of nerve agents

P.S. Laquintinie , A. Sachan , J.F. Feller , Cyril Lahuec , M. Castro
ICECS 2018: 25th IEEE International Conference on Electronics, Circuits and Systems, Dec 2018, Bordeaux, France. pp.705-708, ⟨10.1109/ICECS.2018.8617932⟩
Conference papers hal-03560540v1
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An Electronic Nose Prototype for the On-Field Detection of Nerve Agents

Pierre S Laquintinie , Abhishek Sachan , Jean-François Feller , Cyril Lahuec , Mikaël Castro
SENSORS 2018 : IEEE Sensors, Oct 2018, New Delhi, India. pp.1-4, ⟨10.1109/ICSENS.2018.8589517⟩
Conference papers hal-01945047v1
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From drifting polyaniline sensor to accurate sensor array for breath analysis

Paul Le Maout , Jean-Luc Wojkiewicz , Nathalie Redon , Cyril Lahuec , Fabrice Seguin
IEEE Sensors 2018, Oct 2018, New Delhi, India. ⟨10.1109/ICSENS.2018.8589801⟩
Conference papers hal-01945108v1

A wireless contact lens eye tracking system (example of a smart sensors development platform)

Jean-Louis de Bougrenet de La Tocnaye , Laurent Dupont , Francesco Ferranti , Cyril Lahuec , Vincent Nourrit
SENSO2017: 5th international conference sensors, energy harvesting, wireless network and smart objects workshop, Nov 2017, Gardanne, France
Conference papers hal-01845127v1

Integration of tunable liquid crystal microcells on 1.55μm photodetector arrays using nanoimprint technology

Benattou Sadani , Thierry Camps , Benjamin Boisnard , Jean-Baptiste Doucet , Véronique Bardinal
43rd International Conference on Micro- and Nano-engineering (MNE 2017), Sep 2017, Braga, Portugal
Conference papers hal-01600644v1

Filtre optique Fabry-Perot avec pour matériau électooptique une suspension de nanoparticules de Goethite

Samir Abbas , Laurent Dupont , Patrick Davidson , Ivan Dozov , Corinne Chanéac
CMOI 2015 : 14ème colloque international francophone sur les Méthodes et Techniques Optiques pour l’Industrie, Nov 2015, Plomeur Bodou, France
Conference papers hal-01224522v1

Transition metal clusters containing luminescent hybrid liquid crystal in the design of electroswitchable devices

Marianne Prévôt , M Amela-Cortes , Stéphane Cordier , Hervé Folliot , Laurent Dupont
25th International Liquid Crystal Conference (ILCC 2014), Jun 2014, Dublin, Ireland
Conference papers hal-01068282v1

Electric Birefringence and Electric Dichroism of Goethite Colloidal Suspensions

Delphine Coursault , Christophe Blanc , Maurizio Nobili , Laurent Dupont , Patrick Davidson
25th International Liquid Crystal Conference, Jun 2014, Dublin, Ireland
Conference papers hal-01206594v1

Filtre optique pour interrogateur de capteurs à réseau de Bragg

Maïna Sinou , Matthieu Gosselin , Nicolas Fraval , Laurent Dupont
CMOI 2013 : 13ème colloque international francophone du club CMOI/SFO, Nov 2013, Orléans, France
Conference papers hal-00917423v1

Filtre optique pour interrogateur de capteurs à réseau de Bragg

Maïna Sinou , Matthieu Gosselin , Nicolas Fraval , Laurent Dupont
CMOI 2013 : 13ème colloque international francophone du club CMOI/SFO, Nov 2013, Orléans, France
Conference papers hal-00917424v1

Proactive Failure Detection for WDM Carrying IP

Jelena Pesic , Julien Meuric , Esther Le Rouzic , Laurent Dupont , Michel Morvan
INFOCOM 2012, Mar 2012, Orlando, États-Unis
Conference papers hal-00725047v1

Dynamics of electro-optic effect of aqueous suspensions of Beidellite clay

Laurent Dupont , Ivan Dozov , Laurent Michot , Patricia Antonini
ELOPTO 2012, Sep 2012, Gand, Belgium. pp.105-106
Conference papers hal-00737229v1

Liquid-Crystal Filters for Visible WDM Channels over Polymer Optical Fibres

D Medeiros , Ricardo Ribeiro , Andres Barbero , Vinicius Silva , Kedar Sathaye
Seminatec 2012, Mar 2012, São Bernardo Do Campo., Brésil
Conference papers hal-01935932v1

Demonstration of a 34 nm monolithic continuously tunable VCSEL at 1.55 µm combined with liquid crystal

Olivier Castany , Cyril Paranthoen , Christophe Levallois , Ahmad Shuaib , Jean-Philippe Gauthier
Compound Semiconductor Week 2011 - 23rd International Conference on Indium Phosphide and Related Materials (IPRM 2011), May 2011, Berlin, Germany
Conference papers hal-00609330v1

Proactive restoration of optical links based on the classification of events

Jelena Pesic , Esther Le Rouzic , Nicolas Brochier , Laurent Dupont
ONDM 201: 15th International Conference on Optical Network Design and Modeling, Feb 2011, Bologne, Italy. pp.1-6
Conference papers hal-00725623v1

A 34 nm monolithic continuously tunable VCSEL at 1.55 µm

Olivier Castany , Cyril Paranthoën , Christophe Levallois , Ahmad Shuaib , Jean-Philippe Gauthier
European Semiconductor Laser Workshop 2011, Sep 2011, Lausanne, Switzerland
Conference papers hal-00662811v1

Proactive restoration of optical links based on the classification of events

Jelena Pesic , Esther Le Rouzic , Nicolas Brochier , Laurent Dupont
ONDM 2011 : 15th International Conference on Optical Networking Design and Modeling, Feb 2011, Bologne, Italy
Conference papers hal-02281004v1

Tunable VCSEL with intracavity liquid crystal layer

Olivier Castany , Laurent Dupont , Ahmad Shuaib , Jean-Philippe Gauthier , Christophe Levallois
3rd Scientific EOS Annual Meeting (EOSAM 2010), Oct 2010, Paris, France
Conference papers hal-00565932v1
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Réalisation de micro résonateurs intégrés en polymère et de fonctions associées

Azar Maalouf , Michel Gadonna , Olivier Castany , Kedar Sathaye , Laurent Dupont
Séminaire PONANT 2010, Jul 2010, Rennes, France. pp.24-26
Conference papers hal-00502913v1
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Liquid crystal micro-cells for tunable VCSELs

Olivier Castany , Laurent Dupont , Cyril Paranthoen , Christophe Levallois , Alain Le Corre
Journées Nationales sur les Technologies Emergentes en micro-nanofabrication (JNTE 10), Nov 2010, Palaiseau, France. pp.P26
Conference papers hal-00565929v1

Characterization of ferroelectric liquid crystal cells by snapshot Mueller matrix polarimetry

Mathieu Dubreuil , Sylvain Rivet , Bernard Lejeune , Laurent Dupont
LCP 2010 : 3rd international workshop on liquid crystals for photonics, Jun 2010, Elche, Spain
Conference papers hal-00540858v1

Caractérisation dynamique de la stabilité de polarisation des VCSELs à fils quantiques pour les applications télécom

Jean-Philippe Gauthier , Cyril Paranthoen , Christophe Levallois , Jean-Michel Lamy , Hervé Folliot
JNOG 2010 : 29e journées nationales d'optique guidée, Oct 2010, Besançon, France
Conference papers hal-00565930v1
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Caractérisation dynamique de la stabilité de polarisation des VCSELs a fils quantiques pour la réalisation de sources telecom accordables

Jean-Philippe Gauthier , Cyril Paranthoen , Christophe Levallois , Jean-Michel Lamy , Hervé Folliot
Séminaire PONANT 2010, Jul 2010, Rennes, France. pp.15-17
Conference papers hal-00589384v1

Liquid crystal for 3-D active glasses

Jean-Louis de Bougrenet de La Tocnaye , Laurent Dupont , Daniel Stoenescu , Kedar Sathaye , Vinicius Numes-Henrique
LCP 2010: 3rd International workshop on liquid crystals for photonics, Jun 2010, Elche, Spain
Conference papers hal-00540851v1

Polarization controlled quantum dashes VCSELs

Jean-Philippe Gauthier , Cyril Paranthoën , Christophe Levallois , Jean-Michel Lamy , Hervé Folliot
15th European Conference on Integrated Optics (ECIO 2010), Apr 2010, Cambridge, United Kingdom
Conference papers hal-00485721v1

Liquid crystal micro-cells: collective fabrication of individual micro-cells

Olivier Castany , Laurent Dupont
EOSAM 2010 : 3rd Scientific EOS Annual Meeting, Oct 2010, Paris, France
Conference papers hal-00565931v1

Analysis on the correlation between OSNR penalty and DOP in PMD compensation

Laurent Dupont , Weifeng Rong , Yong-Kee Yeo , Yixin Wang , Jian Chen
ICCS 2008 : 11th IEEE international conference on Communication Systems, 19-21 november, Singapore, Nov 2009, Singapour, Singapore. pp.1222 - 1225, ⟨10.1109/ICCS.2008.4737377⟩
Conference papers hal-02119027v1
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InAs quantum wires on InP substrate for VCSEL applications

Jean-Michel Lamy , Cyril Paranthoën , Christophe Levallois , Abdulhadi Nakkar , Hervé Folliot
Indium Phosphide & Related Materials IPRM, 2008, Versailles, France. pp.1, ⟨10.1109/ICIPRM.2008.4703028⟩
Conference papers hal-00485271v1

Réalisation d'un VCSEL à pompage électrique, accordable en longueurd'onde pour la bande C

Jean-Michel Lamy , Olivier Castany , Cyril Paranthoën , Christophe Levallois , Abdulhadi Nakkar
Journées Nationales Optique Guidée JNOG, 2008, Lannion, France
Conference papers hal-00485286v1

Experimental performance comparison of duobinary formats for 40 Gb/s long-haul transmission

C. Gosset , Laurent Dupont , Antoine Tan , Aude Bézard , Erwan Pincemin
OFC/NFOEC 2008 : Conference on Optical Fiber communication/National Fiber Optic Engineers, 24-28 February, Feb 2008, San Diego, United States. pp.1 - 3, ⟨10.1109/OFC.2008.4528086⟩
Conference papers hal-02120768v1

A new application of ferroelectric liquid crystals: fast electrooptic helmet visors for pulsed welding applications

Laurent Dupont , Jean-Louis de Bougrenet de La Tocnaye
ECLC 2007 : 9th European Conference on Liquid Crystals, Jul 2007, Lisbon, Portugal. pp.66-71
Conference papers hal-00431531v1
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Design and fabrication of a tunable InP-based VCSEL using a electro-optic index modulator

Christophe Levallois , Soline Richard , Alain Le Corre , Slimane Loualiche , Bertrand Caillaud
Indium Phosphide and Related Materials Conference 2006, May 2006, Pinceton, United States. p64 - 67, ⟨10.1109/ICIPRM.2006.1634112⟩
Conference papers hal-00489384v1
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1.55-µm optically pumped tunable VCSEL based on a nano-polymer dispersive liquid crystal phase modulator

Christophe Levallois , Vivien Verbrugge , Laurent Dupont , Jean-Louis de Bougrenet de La Tocnaye , Bertrand Caillaud
Photonics Europe, Apr 2006, Strasbourg, France. pp.61850W, ⟨10.1117/12.662232⟩
Conference papers hal-00488203v1

Tunable optical filtering with an intracavity Bragg grating associated to a standard grating

David Bitauld , Cécilia Martins , Isabelle Zaquine , Alain Maruani , Robert Frey
CLEO/QEC 2004 :Conference on Lasers and Electro-Optics, May 2004, San Francisco, United States
Conference papers hal-02283195v1

Micro-structuration des matériaux cristaux liquides composites par photo-polymérisation : application à la réalisation de fonctions optiques

Bertrand Caillaud , Laurent Dupont , Sébastien Massenot , Raymond Chevallier , Jean-Louis de Bougrenet de La Tocnaye
FOTON 2004 (1er séminaire du Groupement d'Intérêt Scientifique dédié aux Fonctions Optiques pour les TélécommunicatiONs), 25-26 novembre, Plestin-Les-Grèves, France, Nov 2004, Plestin-Les-Grèves, France
Conference papers hal-02127602v1

Atténuateur variable fibré à base de cristal liquide

Hary Lalaina Ramanitra Andrianavalona , Philippe Chanclou , Bruno Vinouze , Laurent Dupont
JNOG 2002, Sep 2003, Dijon, France. pp.122 - 124
Conference papers hal-02129679v1

VCSEL accordable à base de nano cristal liquide dispersé dans un polymère

Vivien Verbrugge , Jean-Louis de Bougrenet de La Tocnaye , Laurent Dupont , Alain Le Corre , O. Dehease
JNMO, Oct 2002, St Aygulf, France
Conference papers hal-02129777v1

Beam deflector using double-refraction in FLC waveguides

Esther Gros , Laurent Dupont
FLC'99 Darmstadt, Ferroelectrics, Aug 2000, Darmstadt, Allemagne. pp.1125 - 1132
Conference papers hal-02141122v1

Liquid crystal confined single mode fibre based devices : technology and potential applications

Myriam Le Gall , Laurent Dupont , Jean-Louis de Bougrenet de La Tocnaye
FLC'99 Darmstadt, Ferroelectrics, Aug 2000, Darmstadt, Allemagne. pp.1133 - 1140
Conference papers hal-02141849v1

LCD IR scene generation

J. Angelé , D. Bardon , Laurent Dupont , Jean-Louis de Bougrenet de La Tocnaye
International Symposium Optronics & Defence, Jul 1996, Paris, France
Conference papers hal-02341506v1

An optical diffractive method for characterizing SSFLC field induced director patterns in the smectic C* phase

Myriam Le Doucen , Laurent Dupont , Pierre Pellat-Finet
International FLC Conference, Jul 1995, Cambridge, Royaume-Uni
Conference papers hal-02159401v1

Large tilt smectic C* liquid crystal for polarizorless phase modulation

Laurent Dupont , Jean-Louis de Bougrenet de La Tocnaye
International Conference on Optics of Liquid Crystal, Sep 1995, Le Touquet, France
Conference papers hal-02341498v1

Design of liquid crystal tunable filters for WDM implementations

Qin Zou , Claude Le Moing , Laurent Dupont , Jean-Louis de Bougrenet de La Tocnaye , Yves Defosse
OPTO 95, Mar 1995, Paris, France. pp.163 - 168
Conference papers hal-02341503v1

Dépôt de cristal liquide ferroélectrique sur une rétine VLSI

Laurent Dupont , Michael Killinger
Journées Nationales d'Etudes sur les Techniques d'Affichage et de Visualisation, Jan 1993, Angers, France
Conference papers hal-02280689v1

Enhancement of bistability in SSFLC devices

Laure Le Bourhis , Laurent Dupont
Ferroelectrics 1993, Sep 1993, Tokyo, Japon
Conference papers hal-02160854v1

Lentille hétérochrome à changement de couleur commandé à distance

Jean-Louis de Bougrenet de La Tocnaye , Laurent Dupont , Emmanuel Daniel , Vincent Nourrit , Christian Person
France, N° de brevet: WO2022194922A1. DI-TBN-21-001. 2022
Patents hal-03794257v1

Dispositif de contrôle de la réflectivité infrarouge

Laurent Dupont , Jonathan Chrun , Cedric Vancaeyzeele , Frédéric Vidal , Pierre-Henri Aubert
France, N° de brevet: WO2021205280. DI-TBN-19-006. 2021
Patents hal-03780718v1

Dispositif d'obturation électro-optique à double état de transmission optimisé sur l'ensemble de la bande spectrale du visible

Jean-Louis de Bougrenet de La Tocnaye , Laurent Dupont , Samir Abbas
France, N° de brevet: WO2017167922. DI-TBN-16-001. 2017
Patents hal-03772575v1

Matériau destiné à la réalisation d'un dispositif d'obturation électro-optique à trois états de transmission, dispositif et utilisations correspondants

Jean-Louis de Bougrenet de La Tocnaye , Laurent Dupont , Kedar Sathaye , Suman Manna
France, N° de brevet: WO2016139150. DI-TBN-14-011. 2016
Patents hal-03787892v1

Cellule cristal liquide cholestérique à réflectivité augmentée

Laurent Dupont , Suman Manna
France, N° de brevet: WO2016075386. DI-TBN-14-008. 2016
Patents hal-03771758v1

Cellule réfléchissante à réflectivité modulable

Laurent Dupont , Suman Manna
France, N° de brevet: WO2016066931. DI-TBN-14-009. 2016
Patents hal-03781817v1

Dispositif d'obturation électro-optique à double mode d'atténuation

Jean-Louis de Bougrenet de La Tocnaye , Laurent Dupont , Kedar Sathaye , Suman Manna
France, N° de brevet: WO2015177356. DI-TBN-14-003. 2015
Patents hal-03771722v1

System for simultaneously displaying multiple multimedia streams, including multiple viewing spectacles and a displaying medium

Jean-Louis de Bougrenet de La Tocnaye , Emmanuel Daniel , Laurent Dupont , Daniel Stoenescu , Frédéric Lucarz
France, Patent n° : WO/2014/118374. 16724. 2014
Patents hal-01373049v1

Dispositif à transmission de lumière variable à base de cristal liquide dichroïque

Laurent Dupont , Jean-Louis de Bougrenet de La Tocnaye
France, N° de brevet: WO2014187890. DI-TBN-13-003. 2014
Patents hal-03770562v1
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Les cristaux liquides et leurs applications aux technologies de l'information et de la communication

Laurent Dupont
Optique / photonique. Université de Bretagne Sud, 2003
Habilitation à diriger des recherches tel-02880843v1