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Unité Matériaux et Transformations

Unité Matériaux et Transformations
CNRS UMR 8207 - Université Lille 1

Director : Alexandre Legris

Deputy Director : Hugues Leroux

Main office Tel : +33 (0) 320 43 49 67
Fax : + 33 (0) 320 43 65 91

Barrau Sophie
Sophie Barrau
Assistant professor
Bâtiment C6 - 107
Unité Matériaux et Transformations
Bât. C6
Université Lille1
59655 Villeneuve d'Ascq
Tel: +33 (0) 320 43 49 60
Fax: +33 (0) 320 43 65 91


Piezoelectric polymers and composites, photoactive polymers, structure - properties relationships

ProjectsLogo ANR

  • 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

  • Maroua Louati, Multi-scale study of photoactive thin films based on the supramolecular assembly of photochromic molecular switches and elastomer. Thesis started in 2016. Other co-advisor: Stéphane Aloïse.

Defended PhD thesis

Recent communications

6 oral presentation(s). 8 poster(s). Detailled list.

Recent publications

  • 2017
    1. A. Laquièvre, S. Barrau, D. Fournier, G. Stoclet, P. Woisel, J. M. Lefebvre, Thermally reversible crosslinked copolymers: Solution and bulk behavior, Polymer 117 342–353 (2017) [doi: 10.1016/j.polymer.2017.04.042]
    2. J. Odent, J. M. Raquez, C. Samuel, S. Barrau, A. Enotiadis, P. Dubois, E. P. Giannelis, Shape-Memory Behavior of Polylactide/Silica Ionic Hybrids, Macromolecules 50 2896-2905 (2017) [doi: 10.1021/acs.macromol.7b00195]
    3. 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]
  • 2016
    1. 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]
    2. 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]
  • 2014
    1. 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]
  • 2011
    1. 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]
  • 2009
    1. 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]
    2. 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 ]
    3. 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 ]
    4. 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 ]
  • 2008
    1. 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 ]
    2. 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 ]
    3. 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 ]
    4. 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 ]
  • 2007
    1. 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 ]
  • 2006
    1. 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]
    2. 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 ]
  • 2005
    1. 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 ]
    2. 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 ]
    3. 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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