Sophie BARRAU

Professor

Bâtiment C6 - 107
Unité Matériaux et Transformations
Cité scientifique, Bât. C6
Université de Lille
59655 Villeneuve d'Ascq
France
Tel: +33 (0) 320 43 49 60
Fax: +33 (0) 320 43 65 91
Email : Send an email to Sophie BARRAU
ORCID Identifier : 0000-0003-4790-9994

Research team: Ingénierie des systèmes polymères

Research

Piezoelectric polymers and composites, structure - properties relationships

Teaching

Department of Physics

Projects

• ANR NanoPiC, Study of the multi-scale piezoelectric behavior of innovative micro- and nano-structured composites - Projet de Recherche Collaborative - Défi : "Stimuler le Renouveau Industriel"

Current PhD thesis

• Thibaut MOREL, Matériaux nanocomposites fonctionnels aux propriétés piézoélectriques et thermoélectriques ajustables . Thesis started in 2022. Other co-advisor: Jean-François BRUN.
• Mélanie GIRARDOT, Matériaux hybrides complexes à réponse piezoélectrique optimiseé. Thesis started in 2021. Other co-advisor: Joël LYSKAWA.

Defended PhD thesis

• Ahmad HAMIEH, Synthesis and micro-structuring of lead-free piezoelectric films for the production of ceramic / polymer composites. Thesis defended in 2021. Other co-advisors: Freddy Ponchel, Denis Remiens.
• Cuong NGUYEN THAI, Nanoscale characterization of piezoelectric bio-based polymers for their potential energy harvesting applications. Thesis defended in 2021. Other co-advisor: Philippe Leclere.
• Vincent BOUAD, Etude de l’adhésion interfaciale dans les composites piézoélectriques à matrice fluopolymère. Thesis defended in 2021. Other co-advisor: Vincent Ladmiral.
• Maroua LOUATI, Multi-scale study of photoactive thin films based on the supramolecular assembly of photochromic molecular switches and polymer. Thesis defended in 2019. Other co-advisor: Stéphane Aloïse. Position: Ingénieur R&D société ALIAXIS.
• Juliette Defebvin, Study of the relationships between structure and properties of piezoelectric hybrid materials based on PVDF. Thesis defended in 2015. Other co-advisor: Jean-Marc LEFEBVRE.

Latest scientific contributions in LillOA (Lille Open Archive)

Publications

21. V. Bouad, M. Girardot, V. Ladmiral, S. Barrau, Piezoelectric fluorinated polymer composites: A review on coupling agents at the filler/matrix interface, Polymer Composites (2024), [doi: 10.1002/pc.28064, LillOA]
20. M.A. Ben Achour, S. Barrau, J.-F. Tahon, M. Rguiti, C. Courtois, B. Stubbe, J.-M. Raquez, M.-F. Lacrampe, C. Samuel, Shear Piezoelectricity of Poly(l-lactide) Films Manufactured by Extrusion–Orientation: An Insight on Process–Structure–Property Relationships, ACS Applied Polymer Materials 5;12, 9761–9775 (2023), [doi: 10.1021/acsapm.3c01419, LillOA]
19. S. Mohandas Moolayil, A. Da Costa, J.-F. Tahon, V. Bouad, A. Hamieh, F. Ponchel, V. Ladmiral, D. Rémiens, J.-M. Lefebvre, R. Desfeux, S. Barrau, A. Ferri, New Insight into Nanoscale Identification of the Polar Axis Direction in Organic Ferroelectric Films, ACS Applied Materials & Interfaces 15;44, 51663-51674 (2023), [doi: 10.1021/acsami.3c08579, LillOA]
18. M.A. Ben Achour, M. Rguiti, C. Samuel, S. Barrau, M.-F. Lacrampe, C. Courtois, Energy harvesting by uniaxially-stretched poly(lactide) films at low tensile strain frequencies for powering wearable sensors: experimental results and theoretical extrapolation, Smart Materials and Structures 32;7, 075009 (2023), [doi: 10.1088/1361-665x/acd972, LillOA]
17. M.A. Ben Achour, C. Samuel, M. Rguiti, S. Barrau, C. Courtois, M. Lacrampe, Evaluation of shear piezoelectric coefficients by a bimorph cantilever technique for extruded and oriented poly( l ‐lactide) films, Polymers for Advanced Technologies 34;3, 939-947 (2023), [doi: 10.1002/pat.5942, LillOA]
16. V. Bouad, K. Ohno, A. Addad, A. Marin, N. Donzel, S. Barrau, J. Lyskawa, V. Ladmiral, Surface-initiated reversible addition fragmentation chain transfer of fluoromonomers: an efficient tool to improve interfacial adhesion in piezoelectric composites, Polymer Chemistry 13;42, 6061-6072 (2022), [doi: 10.1039/d2py00825d, LillOA]
15. V. Bouad, A. Fadel, S. Mohan, A. Hamieh, J.-F. Tahon, J. Lyskawa, P. Woisel, A. Da Costa, A. Ferri, R. Desfeux, F. Ponchel, D. Remiens, V. Ladmiral, S. Barrau, Utilization of Catechol End-Functionalized PMMA as a Macromolecular Coupling Agent for Ceramic/Fluoropolymer Piezoelectric Composites, ACS Applied Polymer Materials 4;10, 7258–7267 (2022), [doi: 10.1021/acsapm.2c00883, LillOA]
14. M. Louati, S. Barrau, J.-F. Tahon, A. Brosseau, M. Takao, M. Takeshita, R. Métivier, G. Buntinx, S. Aloise, Is it possible to maintain photomechanical properties of crystalline diarylethenes after thermal amorphization?, Journal of Molecular Structure 1261, 132857 (2022), [doi: 10.1016/j.molstruc.2022.132857, LillOA]
13. J.-E. Potaufeux, G. Rapp, S. Barrau, G. Liu, C. Zhang, E.P. Giannelis, D. Notta-Cuvier, F. Lauro, J.-M. Raquez, J. Odent, S. Therias, Influence of photooxidation on ionic reversible interactions of ionic poly(ether urethane)/silica hybrids, Polymer Degradation and Stability 197, 109872 (2022), [doi: 10.1016/j.polymdegradstab.2022.109872, LillOA]
12. J.-E. Potaufeux, J. Odent, D. Notta-Cuvier, S. Barrau, C. Magnani, R. Delille, C. Zhang, G. Liu, E.P. Giannelis, A.J. Müller, F. Lauro, J.-M. Raquez, Mastering Superior Performance Origins of Ionic Polyurethane/Silica Hybrids, ACS Applied Polymer Materials 3;12, 6684-6693 (2021), [doi: 10.1021/acsapm.1c01396, LillOA]
11. V. Sessini, C. Nguyen Thai, H. Amorín, R. Jiménez, C. Samuel, S. Caillol, J. Cornil, S. Hoyas, S. Barrau, P. Dubois, P. Leclère, J.-M. Raquez, Solvent-Free Design of Biobased Non-isocyanate Polyurethanes with Ferroelectric Properties, ACS Sustainable Chemistry & Engineering 9;44, 14946–14958 (2021), [doi: 10.1021/acssuschemeng.1c05380, LillOA]
10. M. Louati, J.-F. Tahon, D. Fournier, G. Stoclet, S. Aloise, M. Takao, M. Takeshita, J.-M. Lefebvre, S. Barrau, In-situ SAXS/WAXS investigations of ureidopyrimidinone functionalized semi-crystalline poly(ethylene-co-butylene) supramolecular polymers, Polymer 228, 123875 (2021), [doi: 10.1016/j.polymer.2021.123875, LillOA]
9. V. Bouad, M. Guerre, C. Totée, G. Silly, O. Gimello, B. Améduri, J.-F. Tahon, R. Poli, S. Barrau, V. Ladmiral, RAFT polymerisation of trifluoroethylene: the importance of understanding reverse additions, Polymer Chemistry (2021), [doi: 10.1039/d0py01754j, LillOA]
8. J.-F. Brun, C. Binet, J.-F. Tahon, A. Addad, P. TRANCHARD, S. Barrau, Thermoelectric properties of bulk multi-walled carbon nanotube - poly(vinylidene fluoride) nanocomposites: Study of the structure/property relationships, Synthetic Metals 116525 (2020), [doi: 10.1016/j.synthmet.2020.116525, LillOA]
7. S. Bellayer, M. Jimenez, S. Barrau, A. Marin, J. Sarazin, S. Bourbigot, Formulation of eco-friendly sol–gel coatings to flame-retard flexible polyurethane foam, Green materials 1-11 (2020), [doi: 10.1680/jgrma.19.00059, LillOA]
6. A. Hamieh, F. Ponchel, S. Barrau, D. Remiens, Synthesis of lead-free (Bi0,5Na0,5)TiO3 thin film by RF magnetron sputtering: Impact of Na on the properties of film, Ferroelectrics 556;1, 79-86 (2020), [doi: 10.1080/00150193.2020.1713345, LillOA]
5. J.-E. Potaufeux, J. Odent, D. Notta-Cuvier, R. Delille, S. Barrau, E.P. Giannelis, F. Lauro, J.-M. Raquez, Mechanistic insights on ultra-tough polylactide-based ionic nanocomposites, Composites Science and Technology 108075 (2020), [doi: 10.1016/j.compscitech.2020.108075, LillOA]
4. L.J. Lindgren, F. Zhang, M. Andersson, S. Barrau, S. Hellström, W. Mammo, E. Perzon, O. Inganäs, M.R. Andersson, Synthesis, Characterization, and Devices of a Series of Alternating Copolymers for Solar Cells, Chemistry of Materials 21;15, 3491-3502 (2009), [doi: 10.1021/cm802949g, LillOA]
3. S. Barrau, V. Andersson, F. Zhang, S. Masich, J. Bijleveld, M.R. Andersson, O. Inganäs, Nanomorphology of Bulk Heterojunction Organic Solar Cells in 2D and 3D Correlated to Photovoltaic Performance, Macromolecules 42;13, 4646-4650 (2009), [doi: 10.1021/ma802457v, LillOA]
2. Y. Zhou, F. Li, S. Barrau, W. Tian, O. Inganäs, F. Zhang, Inverted and transparent polymer solar cells prepared with vacuum-free processing, Solar Energy Materials and Solar Cells 93;4, 497-500 (2009), [doi: 10.1016/j.solmat.2008.11.002, LillOA]
1. S. Barrau, T. Heiser, F. Richard, C. Brochon, C. Ngov, K. van de Wetering, G. Hadziioannou, D.V. Anokhin, D.A. Ivanov, Self-Assembling of Novel Fullerene-Grafted Donor–Acceptor Rod−Coil Block Copolymers, Macromolecules 41;7, 2701-2710 (2008), [doi: 10.1021/ma7022099, LillOA]

Full list (The link could be slow)

Conference presentations

10. M. Girardot, J.-F. Tahon, A. Fadel, J. Lyskawa, S. Barrau, Relations entre structure et propriétés physiques macroscopiques de copolymères P(VDF-co-TrFE), Communication dans un congrès sans actes, GDR REEPOS 2023 & SDM 3, Toulouse, France, Jul 2023 [LillOA]
9. V. Bouad, J. Defebvin, V. Ladmiral, S. Barrau, Nanocomposites à matrice polymère fluorée : Relation entre microstructure et propriétés piézoélectriques, Communication dans un congrès sans actes, GDR REEPOS 2023 & SDM 3, Toulouse, France, Jun 2023 [LillOA]
8. J.-F. Brun, C. Binet, J.-F. Tahon, I. Bekal, S. Barrau, Thermoelectric properties of carbon nanotubes/poly(vinylidene fluoride) nanocomposites, Poster, International Symposium on Polymer Nanocomposites, Lorient, France, Sep 2022 [LillOA]
7. A. Ferri, A. Da Costa, S. Barrau, R. Bourrez, M.-H. Chambrier, A. Marin, J. Defebvin, J.-M. Lefebvre, R. Desfeux, Étude nanométrique de la réponse piézoélectrique de films composites polymère/céramique étirés de type PVDF/BaTiO3, Poster, Matériaux Électroactifs et Applications (MatElec 2022), Villeneuve d'Ascq, France, Jul 2022 [LillOA]
6. A. Ferri, S. Barrau, R. Bourrez, A. Da Costa, M.-H. Chambrier, A. Marin, J. Defebvin, J.-M. Lefebvre, R. Desfeux, Étude du comportement piézoélectrique local de nanocomposites étirés de PVDF/BaTiO3, Poster, Forum des microscopies à sonde locale, Saint-Valery-sur-Somme, France, Mar 2022 [LillOA]
5. D. Nguyen, S. Barrau, A. Ferri, A. Da Costa, J.-M. Raquez, P. Leclère, Nanoscale characterization of piezoelectric bio-based electrospun nanofibers for their potential energy harvesting applications, Communication dans un congrès sans actes, Matériaux Électroactifs et Applications (MatElec 2022), Villeneuve d'Ascq, France, Jul 2022 [LillOA]
4. O. Mlida, A. Da Costa, M.-H. Chambrier, C. Binet, J. Lyskawa, R. Desfeux, S. Barrau, A. Ferri, Étude locale des propriétés piézoélectriques de nanocomposites de type PVDF/BaTiO3 : effet de la fonctionnalisation des particules inorganiques, Communication dans un congrès sans actes, Matériaux Électroactifs et Applications (MatElec 2022), Villeneuve d'Ascq, France, Jul 2022 [LillOA]
3. M. Saj Mohan, A. Da Costa, J.-F. Tahon, V. Bouad, A. Hamieh, A. Addad, A. Marin, F. Cazaux, F. Ponchel, J.-M. Lefebvre, V. Ladmiral, D. Rémiens, R. Desfeux, S. Barrau, A. Ferri, Atomic force microscopy as a suitable tool for probing the polar axis direction in electroactive P(VDF-co-TrFE) films at the nanoscale, Communication dans un congrès sans actes, Matériaux Électroactifs et Applications (MatElec 2022), Villeneuve d'Ascq, France, Jul 2022 [LillOA]
2. A. Ferri, A. Da Costa, J. Defebvin, M.-H. Chambrier, A. Marin, R. Bourez, S. Leroy, S. Barrau, J.-M. Lefebvre, R. Desfeux, Investigating the nanoscale physical properties of electroactive PVDF-based nanocomposites, Communication dans un congrès sans actes, ISyDMA’6 (sixth International Symposium on Dielectric Materials and Applications), Calais, France, Dec 2021 [LillOA]
1. A. Ferri, A. Da Costa, J. Defebvin, M.-H. Chambrier, A. Marin, R. Bourez, S. Leroy, S. Barrau, J.-M. Lefebvre, R. Desfeux, Nanoscale investigation of functional properties of piezoelectric PVDF-based nanocomposites, Communication dans un congrès sans actes, I(SPM)3 (2021 International Scanning Probe Microscopy (ISPM) + Scanning Probe Microscopy on Soft & Polymeric Materials, On-line, Etats-Unis d'Amérique, Jun 2021 [LillOA]

Full list (The link could be slow)