Franck Levassort
Présentation
Franck Levassort was born near Paris, France. He received the bachelor’s degree in applied physics and the DEA (M.Sc.) degree in physical acoustics from University Paris 7-Denis Diderot, Paris, in 1990 and 1991, respectively, and the Ph.D. degree in ultrasound from the University of Tours, Tours, France, in 1996. From 1997 to 2013, he was an Assistant Professor and since 2014, he has been a Full Professor of Electrical Engineering with the Institute of Technology, University of Tours, Blois, France. Since 2024, he has been Director of GREMAN, Tours, a laboratory of more than 120 in the field of materials, microelectronics, acoustics, and nanotechnology. His current research interests include design, modeling, and characterization of piezoelectric composite materials and structures, as well as transducers for imaging applications.
Publications
Publications
Formation de Faisceaux Adaptée à une Sonde Bimodale pour la Sonoporation Guidée par UltrasonsCFA 2025 - 17e Congrès Français d'Acoustique, Société Française d'Acoustique (SFA), Apr 2025, Paris, France
Communication dans un congrès
hal-05365910
v1
|
|
Miniaturized 6 MHz phased-array ultrasound probe based on lead-free doped BaTiO3 piezoceramics2024 IEEE Ultrasonics, Ferroelectrics, and Frequency Control Joint Symposium (UFFC-JS), Sep 2024, Taipei, Taiwan. pp.1-4, ⟨10.1109/UFFC-JS60046.2024.10793579⟩
Communication dans un congrès
hal-04947584
v1
|
|
Structural and Microstructural Defects in Mechanically Deformed Lead-free FerroelectricsMicroscopy and Microanalysis, Jul 2024, Cleveland - Ohio, United States. ⟨10.1093/mam/ozae044.564⟩
Communication dans un congrès
hal-04976128
v1
|
|
Lead-Free Piezoelectric Transducers for Resonant ApplicationsIEEE Ultrasonics, Ferroelectrics, and Frequency Control Joint Symposium, Sep 2024, Taipei, Taiwan
Communication dans un congrès
hal-04976077
v1
|
|
Performance Comparison Between Single Layer and Several Configurations of Bilayer P(VDF-TrFE) Transducers in Pulse-Echo Measurements2022 IEEE International Ultrasonics Symposium (IUS), Oct 2022, Venice, Italy. pp.1-4, ⟨10.1109/IUS54386.2022.9958503⟩
Communication dans un congrès
hal-04164880
v1
|
|
Metal Composite Backing with High Acoustic Attenuation and Impedance for P(VDF-TrFE)-based Transducer2023 IEEE International Ultrasonics Symposium (IUS), Sep 2023, Montreal, Canada. pp.1-4, ⟨10.1109/IUS51837.2023.10306493⟩
Communication dans un congrès
hal-04976009
v1
|
|
Sonde Hybride Bi-Fréquence -Émission cMUT/Réception P(VDF- TrFE)- pour l’Imagerie Harmonique16ème Congrès Français d'Acoustique, CFA2022, Société Française d'Acoustique; Laboratoire de Mécanique et d'Acoustique, Apr 2022, Marseille, France
Communication dans un congrès
hal-03848108
v1
|
|
|
|
Comparaison théorique des performances de transducteurs mono-élément haute fréquence (50MHz) en utilisant différentes techniques de focalisation16ème Congrès Français d'Acoustique, CFA2022, Société Française d'Acoustique; Laboratoire de Mécanique et d'Acoustique, Apr 2022, Marseille, France
Communication dans un congrès
hal-03848330
v1
|
|
|
Implémentation d'un circuit électromécanique d'une cellule pMUT vibrant dans l'air16ème Congrès Français d'Acoustique, CFA2022, Société Française d'Acoustique; Laboratoire de Mécanique et d'Acoustique, Apr 2022, Marseille, France
Communication dans un congrès
hal-03848329
v1
|
Characterization of 1-3 Piezocomposite Using Lamb Waves PropagationForum Acusticum, Dec 2020, Lyon, France. pp.1873-1873, ⟨10.48465/fa.2020.0745⟩
Communication dans un congrès
hal-03240301
v1
|
|
Properties comparison of three HF (50 MHz) single-element transducer radiation patterns with different focusing principles2020 IEEE International Ultrasonics Symposium (IUS), Sep 2020, Las Vegas, France. pp.1-4, ⟨10.1109/IUS46767.2020.9251529⟩
Communication dans un congrès
hal-03033796
v1
|
|
[Invited] Texturation of lead-free BaTiO<sub>3</sub> based piezoelectric ceramics95th Deutsche Keramische Gesellschaft Annual Meeting, CERAMICS 2020, Nov 2020, Jülich, Germany
Communication dans un congrès
hal-03450891
v1
|
|
Electroelastic modulus of 1-3 piezocomposite using Lamb waves propagationIEEE International Ultrasonics Symposium, IUS 2019, Oct 2019, Glasgow, United Kingdom
Communication dans un congrès
hal-04534621
v1
|
|
Texturation of lead-free BaTiO<sub>3</sub> based piezoelectric ceramicsXVI Conference and Exhibition of the European Ceramic Society, XVI ECerS 2019, Jun 2019, Torino, Italy
Communication dans un congrès
hal-04534604
v1
|
|
Numerical and experimental investigations of piezoelectric energy harvestersElectroceramics for End users X Conference (PIEZO2019), Jan 2019, Spindleruv Mlyn, Czech Republic
Communication dans un congrès
hal-02390824
v1
|
|
Texturation of lead-free BaTiO3 based piezoelectric ceramicsPIEZO 2019, Jan 2019, Splinderun Mlyn, Czech Republic
Communication dans un congrès
hal-02376295
v1
|
|
Texturation of lead-free BaTiO3 based piezoelectric ceramicsXVI ECerS Conference 2019, Jun 2019, Torino, Italy
Communication dans un congrès
hal-02378965
v1
|
|
Texturation of lead-free BaTiO3 based piezoelectric ceramicsElectroceramics XVI, Jul 2018, Hasselt, Belgium
Communication dans un congrès
hal-02142060
v1
|
|
|
|
Theoretical electroelastic modili of porous textured piezoceramicsIEEE international Ultrasonics Symposium 2018, Oct 2018, Kobe, Japan. ⟨10.1109/ultsym.2018.8579661⟩
Communication dans un congrès
hal-02142064
v1
|
Texturation de céramiques piézoélectriques sans plomb à base de BaTiO3Matériaux 2018, Nov 2018, Strasbourg, France
Communication dans un congrès
hal-02142068
v1
|
|
Texturation de céramiques sans plomb à base de BaTiO3Journées annuelles 2018 du GFC, Mar 2018, Bordeaux, France
Communication dans un congrès
hal-02142053
v1
|
|
Lead-Free Sodium Potassium Niobate Based Piezoelectric Thick Film Bimorph Structure for Energy Harvesting2018 IEEE International Ultrasonics Symposium (IUS), Oct 2018, Kobe, France. pp.1-4, ⟨10.1109/ULTSYM.2018.8579667⟩
Communication dans un congrès
hal-02048609
v1
|
|
Modeling and Electrical Characterization of a Cantilever Beam for Mechanical Energy Harvesting2018 IEEE International Ultrasonics Symposium (IUS), Oct 2018, Kobe, France. pp.1-4, ⟨10.1109/ULTSYM.2018.8579676⟩
Communication dans un congrès
hal-02109268
v1
|
|
Homogénéisation de céramiques piézoélectriques texturées sans plomb pour la transduction ultrasonoreCFA 2018, Apr 2018, Le Havre, France
Communication dans un congrès
hal-02141854
v1
|
|
High-frequency acoustic characterization of porous lead zirconate titanate for backing applications2017 IEEE International Ultrasonics Symposium (IUS) , Sep 2017, Washington, United States
Communication dans un congrès
hal-01634093
v1
|
|
La texturation des céramiques : application aux matériaux piézoélectriques sans plomb2ème Ecole de Printemps : Matériaux, Procédés et Applications, Apr 2017, Nador, Maroc
Communication dans un congrès
hal-01901039
v1
|
|
Texturation of lead-free BaTiO3 based piezoelectric ceramicsPIEZO 2017, Feb 2017, Cercedilla, Spain
Communication dans un congrès
hal-01899464
v1
|
|
Porous lead zirconate titanate ceramics with optimized acoustic properties for high-frequency ultrasonic transducer applicationsAcoustical Society of America (ASA) 174th Meeting, 2017, New Orleans, LA, USA, United States. pp.2576, ⟨10.1121/1.5014416⟩
Communication dans un congrès
hal-01741053
v1
|
|
Parametric study of a thin piezoelectric cantilever for energy harvesting applicationsElectroceramics for End-users IX Conference (PIEZO2017), Feb 2017, Cercedilla, Spain
Communication dans un congrès
hal-03226436
v1
|
|
|
|
Complete Electroelastic Set of Co doped Barium Titanate for Transducer Applications2017 IEEE International Ultrasonics Symposium (IUS), Sep 2017, Washington, DC, United States. ⟨10.1109/ULTSYM.2017.8091772⟩
Communication dans un congrès
hal-01705122
v1
|
Coupled model for determination of full electroelastic sets of 1-3 piezocomposite with various pillar shapesIEEE International Ultrasonics Symposium (IUS), Sep 2017, Washington, United States. ⟨10.1109/ULTSYM.2017.8091841⟩
Communication dans un congrès
hal-03300130
v1
|
|
Characterization of a thin piezoelectric material before integration into a cantilever-based mechanical energy harvester2016 IEEE International Ultrasonics Symposium (IUS), Sep 2016, Tours, France. ⟨10.1109/ULTSYM.2016.7728652⟩
Communication dans un congrès
hal-01741000
v1
|
|
Texturation of lead-free BaTiO3 based piezoelectric ceramicsElectroceramics XV, SPCTS, Jun 2016, Limoges, France
Communication dans un congrès
hal-01852006
v1
|
|
|
|
1-3 Piezocomposites Based on Super-Cell Structuring for Transducer Applications2015 IEEE International Ultrasonics Symposium (IUS), Oct 2015, Taipei, Taiwan. ⟨10.1109/ULTSYM.2015.0368⟩
Communication dans un congrès
hal-01705138
v1
|
Tunable Bragg band gaps in piezocomposite phononic crystals2015 IEEE International Ultrasonics Symposium (IUS), Oct 2015, Taipei, Taiwan. pp.1-4, ⟨10.1109/ULTSYM.2015.0051⟩
Communication dans un congrès
hal-03299401
v1
|
|
Domain wall evolutions laws of piezoceramic materials under mechanical loadingIEEE International Symposium on the Applications of Ferroelectrics and Piezoresponse Force Microscopy, May 2014, Penn state, United States. ⟨10.1109/ISAF.2014.6922967⟩
Communication dans un congrès
hal-01235815
v1
|
|
Matériaux piézoélectriques sans plomb pour transducteurs acoustiquesmatériaux 2014, Nov 2014, Montpellier, France
Communication dans un congrès
hal-01116549
v1
|
|
|
|
Texturation of lead-free BaTiO3-based piezoelectric ceramicsElectroceramics XIV, Jun 2014, Bucarest, Romania
Communication dans un congrès
hal-01116537
v1
|
Texturation of lead-free BaTiO3-based piezoelectric ceramicsPIEZO 2013 Electroceramics for end user, Mar 2013, Les Arcs 1800, France
Communication dans un congrès
hal-00949486
v1
|
|
Texturation of lead-free BaTiO3 based piezoelectric ceramics2013 Joint UFFC, EFTF and PFM Symposium, Jul 2013, Prague, Czech Republic
Communication dans un congrès
hal-00950322
v1
|
|
|
|
Lead-free high-frequency linear-array transducer (30 MHz) for in vivo skin imaging2013 IEEE International Ultrasonics Symposium (IUS), Jul 2013, Prague, Czech Republic. ⟨10.1109/ULTSYM.2013.0202⟩
Communication dans un congrès
hal-01705147
v1
|
|
|
Ultrasonic transducers based on curved lead-free piezoelectric thick films for high resolution medical imagingAcoustics 2012, Apr 2012, Nantes, France
Communication dans un congrès
hal-00810928
v1
|
|
|
Electro-elastic moduli and frequency dependence of KN single crystal2012 Joint 21st IEEE ISAF / 11th IEEE ECAPD / IEEE PFM (ISAF/ECAPD/PFM), Jul 2012, Aveiro, Portugal. pp.1-4, ⟨10.1109/ISAF.2012.6297785⟩
Communication dans un congrès
hal-01705153
v1
|
|
|
Electrophoretic deposition (EPD) process for lead zirconate titanate (PZT) thick films fabrication and high frequency medical imagingAcoustics 2012, Apr 2012, Nantes, France
Communication dans un congrès
hal-00810992
v1
|
|
|
Modeling of pseudo-periodic 1-3 piezo-composites for ultrasonic transducersAcoustics 2012, Apr 2012, Nantes, France
Communication dans un congrès
hal-00797221
v1
|
|
|
Influence of 1-3 piezocomposite fabrications on lateral modes2012 IEEE International Ultrasonics Symposium, Oct 2012, Dresden, Germany. ⟨10.1109/ULTSYM.2012.0556⟩
Communication dans un congrès
hal-01705150
v1
|
|
|
Fabrication and modeling of piezoelectric transducers for High-Frequency medical imaging47th International Conference on Microelectronics, Devices and Materials and the Workshop, Sep 2011, Ajdovščina, Slovenia. pp.33-37
Communication dans un congrès
hal-00817373
v1
|
Composites 0-3 et 1-3 à base de monocristaux piézoélectrique-polymère pour transducteurs acoustiquesMatériaux 2010, 2010, Nantes, France
Communication dans un congrès
hal-00573561
v1
|
|
Fabrication et caractérisation de composites piézoélectriques de connectivité 1-3 à base de monocristaux pour la transduction ultrasonore10ème Congrés Français d'Acoustique, CFA 10, 2010, France. pp.1-5
Communication dans un congrès
hal-00572213
v1
|
|
Caractérisation et modélisation de transducteurs haute fréquence utilisant les technologies de films épais piézoélectriques10ème Congrès Français d'Acoustique, Apr 2010, Lyon, France
Communication dans un congrès
hal-00549612
v1
|
|
|
|
Fabrication et caractérisation de composites piézoélectriques de connectivité 1-3 à base de monocristaux pour la transduction ultrasonore10ème Congrès Français d'Acoustique, Apr 2010, Lyon, France
Communication dans un congrès
hal-00551172
v1
|
Fabrication and characterization of large area 1-3 piezo-composites based on PMN-PT single crystals for transducer applicationsIEEE International Ultrasonics Symposium, 2009 IEEE IUS, 2009, Italy. pp.1745-1748, ⟨10.1109/ULTSYM.2009.5441989⟩
Communication dans un congrès
hal-00474073
v1
|
|
|
|
HIGH-FREQUENCY ULTRASONIC TRANSDUCERS Fabrication, Characterisation, PerformanceElectroceramics for End-users II - Material Technology and Design of Integrated Piezoelectric Devices, Feb 2004, Courmayeur, Italy
Communication dans un congrès
hal-03343695
v1
|
Numerical and experimental study of thinned-bulk piezoelectric harvesters9th National Days on Energy Harvesting and Storage - JNRSE 2019 (9ème Journée Nationale sur la Récuperation et le Stockage d’Energie), May 2019, Blois, France. , 2019, Proceedings of 9th National Days on Energy Harvesting and Storage
Poster de conférence
hal-02391333
v1
|
|
Optimized self-consistent full database of piezoelectric material: application to KNbO3 single crystalElectroceramics XV, Jun 2016, Limoges, France
Poster de conférence
hal-01841380
v1
|