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Unité Matériaux et Transformations

Unité Matériaux et Transformations
CNRS UMR 8207 - Université Lille 1

Directeur : Alexandre Legris

Directeur adjoint : Hugues Leroux

Secrétariat Tél : +33 (0) 320 43 49 67
Fax : + 33 (0) 320 43 65 91
Courriel: secretariat-umet@univ-lille1.fr

Barrau Sophie
Sophie Barrau
Maître de conférences
Bâtiment C6 - 107
Unité Matériaux et Transformations
Bât. C6
Université Lille1
59655 Villeneuve d'Ascq
France
Tel: +33 (0) 320 43 49 60
Fax: +33 (0) 320 43 65 91
Courriel: sophie.barrau@univ-lille1.fr

Recherche

Polymères et composites piézoélectriques, polymères photoactifs, relations structure - propriétés

Enseignement

UFR de Physique
Logo ANR

Projets en cours

  • ANR NanoPiC, Etude du comportement piézoélectrique multi-échelles de composites innovants micro- et nano-structurés - Projet de Recherche Collaborative - Défi : "Stimuler le Renouveau Industriel"

Thèses en cours

  • Maroua Louati, Etude multi-échelle de films minces photo-activables basés sur l’assemblage supramoléculaire d’interrupteurs moléculaires photochromiques et d’élastomère. Thèse débutée en 2016. Co-directeur: Stéphane Aloïse.

Thèses soutenues

Communications récentes

6 communication(s) orale(s). 6 communication(s) par affiche. Liste détaillée.

Publications récentes

  1. T. Deplancke, O. Lame, S. Barrau, K. Ravi, F. Dalmas, Impact of carbon nanotube prelocalization on the ultra-low electrical percolation threshold and on the mechanical behavior of sintered UHMWPE-based nanocomposites, Polymer 111 204-213 (2017) [doi: 10.1016/j.polymer.2017.01.040]
  2. S. Bellayer, M. Jimenez, S. Barrau, S. Bourbigot, Fire retardant sol-gel coatings for flexible polyurethane foams, RSC Advances 6 28543-28554 (2016) [doi: 10.1039/C6RA02094A]
  3. J. Defebvin, S. Barrau, G. Stoclet, C. Rochas, J. M. Lefebvre, In situ SAXS/WAXS investigation of the structural evolution of poly(vinylidene fluoride) upon uniaxial stretching, Polymer 84 148-157 (2016) [doi: 10.1016/j.polymer.2015.12.041]
  4. C. Samuel, S. Barrau, J. M. Lefebvre, J. M. Raquez, P. Dubois, Designing Multiple-Shape Memory Polymers with Miscible Polymer Blends: Evidence and Origins of a Triple-Shape Memory Effect for Miscible PLLA/PMMA Blends, Macromolecules 47 6791-6803 (2014) [doi: 10.1021/ma500846x]
  5. S. Barrau, C. Vanmansart, M. Moreau, A. Addad, G. Stoclet, J. M. Lefebvre, R. Seguela, Crystallization Behavior of Carbon Nanotube−Polylactide Nanocomposites, Macromolecules 44 6496-6502 (2011) [doi: 10.1021/ma200842n]
  6. A. Lonjon, S. Barrau, E. Dantras, P. Demont, C. Lacabanne, Physical properties of CNTs-polyepoxy nanocomposites. Influence of CNTs surface treatments, European Journal of Electrical Engineering 12 423-431 (2009) [doi: 10.3166/ejee.12.423-431]
  7. L. J. Lindgren, F. Zhang, M. Andersson, S. Barrau, S. Hellstrom, W. Mammo, E. Perzon, O. Inganas, M. R. Andersson, Synthesis, Characterization, and Devices of a Series of Alternating Copolymers for Solar Cells, Chemistry of Materials 21 3491-3502 (2009) [doi: 10.1021/cm802949g ]
  8. S. Barrau, V. Andersson, F. Zhang, S. Masich, J. Bijleveld, M. Andersson, O. Inganas, Nanomorphology of Bulk Heterojunction Organic Solar Cells in 2D and 3D Correlated to Photovoltaic Performance, Macromolecules 42 4646-4650 (2009) [doi: 10.1021/ma802457v ]
  9. Y. Zhou, F. Li, S. Barrau, W. Tian, O. Inganas, F. Zhang, Inverted and transparent polymer solar cells prepared with vacuum-free processing, Solar energy materials and solar cells 93 497-500 (2009) [doi: 10.1016/j.solmat.2008.11.002 ]
  10. F. Zhang, J. Bijleveld, E. Perzon, K. Tvingstedt, S. Barrau, O. Inganas, M. Andersson, High photovoltage achieved in low band gap polymer solar cells by adjusting energy levels of a polymer with the LUMOs of fullerene derivatives, Journal of Materials Chemistry 18 5468-5474 (2008) [doi: 10.1039/b811957k ]
  11. S. Barrau, F. Zhang, A. Herland, W. Mammo, M. Andersson, O. Inganas, Integration of amyloid nanowires in organic solar cells, Applied Physics Letters 93 023307 (2008) [doi: 10.1063/1.2949073 ]
  12. Y. Zhou, F. Zhang, K. Tvingstedt, S. Barrau, F. Li, W. Tian, O. Inganas, Investigation on polymer anode design for flexible polymer solar cells, Applied Physics Letters 92 233308 (2008) [doi: 10.1063/1.2945796 ]
  13. S. Barrau, T. Heiser, F. Richard, C. Brochon, C. Ngov, K. v. d. Wetering, G. Hadziioannou, D. Anokhin, D. Ivanov, Self-assembling of novel fullerene-grafted donor-acceptor rod-coil block copolymers, Macromolecules 41 2701-2710 (2008) [doi: 10.1021/ma7022099 ]
  14. S. Economopoulos, C. Chochos, V. Gregoriou, J. Kallitsis, S. Barrau, G. Hadziioannou, Novel brush-type copolymers bearing thiophene backbone and side chain quinoline blocks. Synthesis and their use as a compatibilizer in thiophene-quinoline polymer blends, Macromolecules 40 921-927 (2007) [doi: 10.1021/ma062055c ]
  15. A. Bassil, P. Puech, W. Bacsa, P. S. Pizani, R. G. Jasinevicius, P. Demont, S. Barrau, C. Lacabanne, R. Bacsa, E. Flahaut, Laser Induced Modifications of Carbon Nanotube Composite Surfaces, Japanese Journal of Applied Physics 45 7776-7779 (2006) [doi: 10.1143/JJAP.45.7776]
  16. T. Defever, G. Deniau, S. Palacin, L. Goux-capes, S. Barrau, M. Mayne-l'hermite, J. Bourgoin, Cathodic electropolymerization on the surface of carbon nanotubes, Journal of Electroanalytical Chemistry 589 46-51 (2006) [doi: 10.1016/j.jelechem.2006.01.015 ]
  17. S. Barrau, P. Demont, C. Maraval, A. Bernes, C. Lacabanne, Glass transition temperature depression at the percolation threshold in carbon nanotube-epoxy resin and polypyrrole-epoxy resin composites, Macromolecular Rapid Communications 26 390-394 (2005) [doi: 10.1002/marc.200400515 ]
  18. P. Puech, A. Bassil, J. Gonzalez, C. Power, E. Flahaut, S. Barrau, P. Demont, C. Lacabanne, E. Perez, W. Bacsa, Similarities in the Raman RBM and D bands in double-wall carbon nanotubes, Physical Review B 72 155436 (2005) [doi: 10.1103/PhysRevB.72.155436 ]
  19. A. Bassil, P. Puech, G. Landa, W. Bacsa, S. Barrau, P. Demont, C. Lacabanne, E. Perez, R. Bacsa, E. Flahaut, A. Peigney, C. Laurent, Spectroscopic detection of carbon nanotube interaction with amphiphilic molecules in epoxy resin composites, Journal of Applied Physics 97 034303 (2005) [doi: 10.1063/1.1846136 ]
Unité Matériaux et Transformations, CNRS UMR 8207, Université Lille1, Bâtiment C6, 59655 Villeneuve d'Ascq, France
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