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Unité Matériaux et Transformations
CNRS UMR 8207 - Université de Lille

GAUCHER Valérie
Valérie GAUCHER
Professeur Université de Lille, FST-Dép. Physique
Bâtiment C6 bureau 105
Unité Matériaux et Transformations
Cité scientifique, Bât. C6
Université de Lille
59655 Villeneuve d'Ascq
France
Tel: +33 (0) 320 33 64 16
Fax: +33 (0) 320 43 65 91
Courriel Envoyer un mel à  Valérie GAUCHER: Envoyer un mel à Valérie GAUCHER
Identifiant ORCID 0000-0002-1862-5004: 0000-0002-1862-5004

Recherche

Structure et plasticité des polymères semi-cristallins - Transformations de phases cristallines - Mécanismes de déformation plastique dans les polymères amorphes

 

Thèses en cours

Thèses soutenues

Derniers dépôts dans dans LillOA (Lille Open Archive)

Publications

  1. M.-S. M'bengue, T. Mesnard, F. Chai, M. Maton, V. Gaucher, N. Tabary, M.-J. Garcia Fernandez, J. Sobocinski, B. Martel, N. Blanchemain, Evaluation of a Medical Grade Thermoplastic Polyurethane for the Manufacture of an Implantable Medical Device: The Impact of FDM 3D-Printing and Gamma Sterilization, Pharmaceutics 15;2, 456 (2023), [doi: 10.3390/pharmaceutics15020456, LillOA]
  2. J. Meimoun, V. Wiatz, R. Saint-Loup, J. Parcq, a. David, G. Stoclet, V. Gaucher, A. Huret, F. Bonnet, P. Zinck, A one pot one step combined radical and ring-opening route for the dual functionalization of starch in aqueous medium, Carbohydrate Polymers 254, 117399 (2021), [doi: 10.1016/j.carbpol.2020.117399, LillOA]
  3. E. Louisy, G. Fontaine, V. Gaucher, F. Bonnet, G. Stoclet, Comparative studies of thermal and mechanical properties of macrocyclic versus linear polylactide, Polymer Bulletin 78, 3763 (2021), [doi: 10.1007/s00289-020-03290-5, LillOA]
  4. J. Meimoun, Y. Bernhard, L. Pelinski, T. Bousquet, S. Pellegrini, J.-M. Raquez, J. De Winter, P. Gerbaux, F. Cazaux, J.-F. Tahon, V. Gaucher, T. CHENAL, A. Huret, P. Zinck, Lipase-catalysed polycondensation of levulinic acid derived diol-diamide monomers: access to new poly(ester-co-amide)s, Polymer Chemistry 11;47, 7506-7514 (2020), [doi: 10.1039/d0py01301c, LillOA]
  5. L. Duchatel-Crépy, N. Joly, P. Martin, A. Marin, J.-F. Tahon, J.-M. Lefebvre, V. Gaucher, Substitution degree and fatty chain length influence on structure and properties of fatty acid cellulose esters, Carbohydrate Polymers 234, 115912 (2020), [doi: 10.1016/j.carbpol.2020.115912, LillOA]
  6. S. Xu, J.-F. Tahon, I. De Waele, G. Stoclet, V. Gaucher, Brittle-to-ductile transition of PLA induced by macromolecular orientation, Express Polymer Letters 14;11, 1034-1047 (2020), [doi: 10.3144/expresspolymlett.2020.84, LillOA]
  7. T. Messin, S. Marais, N. Follain, A. Guinault, V. Gaucher, N. Delpouve, C. Sollogoub, Biodegradable PLA/PBS multinanolayer membrane with enhanced barrier performances, Journal of Membrane Science 117777 (2020), [doi: 10.1016/j.memsci.2019.117777, LillOA]
  8. Y. Bernhard, S. Pellegrini, T. Bousquet, A. Huret, L. Pelinski, F. Cazaux, V. Gaucher, P. Gerbaux, P. Zinck, Reductive Amination/Cyclization of Methyl Levulinate with Aspartic Acid: Towards Renewable Polyesters with a Pendant Lactam Unit, ChemSusChem 12;14, 3370-3376 (2019), [doi: 10.1002/cssc.201900745, LillOA]
  9. V. Nessi, X. Falourd, J.-E. Maigret, K. Cahier, A. D’Orlando, N. Descamps, V. Gaucher, C. Chevigny, D. Lourdin, Cellulose nanocrystals-starch nanocomposites produced by extrusion: Structure and behavior in physiological conditions, Carbohydrate polymers 115123 (2019), [doi: 10.1016/j.carbpol.2019.115123, LillOA]
  10. J. Pepin, V. Gaucher, C. Rochas, J.-M. Lefebvre, In-situ SAXS/WAXS investigations of the mechanically-induced phase transitions in semi-crystalline polyamides, Polymer 87-98 (2019), [doi: 10.1016/j.polymer.2019.04.073, LillOA]
  11. A. David, J. Meimoun, T. Delaunay, V. Wiatz, R. Saint-Loup, J. Parcq, N. Descamps, A. Huret, F. Bonnet, G. Stoclet, D. Lourdin, P. Zinck, V. Gaucher, Structural characterization and mechanical properties of dextrin-graft-poly(butyl acrylate-co-styrene) copolymers, eXpress Polymer Letters 13, 235-247 (2019), [doi: 10.3144/expresspolymlett.2019.20, LillOA]
  12. T. Messin, S. Marais, N. Follain, C. Chappey, A. Guinault, G. Miquelard-Garnier, N. Delpouve, V. Gaucher, C. Sollogoub, Impact of water and thermal induced crystallizations in a PC/MXD6 multilayer film on barrier properties, European Polymer Journal 111, 152-160 (2019), [doi: 10.1016/j.eurpolymj.2018.12.021, LillOA]
  13. C. Flores, M. Lopez, N. Tabary, C. Neut, F. Chai, D. Betbeder, C. Herkt, F. Cazaux, V. Gaucher, B. Martel, N. Blanchemain, Preparation and characterization of novel chitosan and beta-cyclodextrin polymer sponges for wound dressing applications, Carbohydrate polymers 173, 535-546 (2017), [doi: 10.1016/j.carbpol.2017.06.026, LillOA]
  14. T. Messin, N. Follain, A. Guinault, C. Sollogoub, V. Gaucher, N. Delpouve, S. Marais, Structure and Barrier Properties of Multinanolayered Biodegradable PLA/PBSA Films: Confinement Effect via Forced Assembly Coextrusion, ACS Applied Materials & Interfaces 9, 29101-29112 (2017), [doi: 10.1021/acsami.7b08404, LillOA]
  15. T. Messin, N. Follain, A. Guinault, G. Miquelard-Garnier, C. Sollogoub, N. Delpouve, V. Gaucher, S. Marais, Confinement effect in PC/MXD6 multilayer films: Impact of the microlayered structure on water and gas barrier properties, Journal of Membrane Science 525, 135-145 (2017), [doi: 10.1016/j.memsci.2016.10.039, LillOA]
  16. A. Vanmarcke, L. Leroy, G. Stoclet, L. Duchatel-Crépy, J.-M. Lefebvre, N. Joly, V. Gaucher, Influence of fatty chain length and starch composition on structure and properties of fully substituted fatty acid starch esters, Carbohydrate polymers 164, 249-257 (2017), [doi: 10.1016/j.carbpol.2017.02.013, LillOA]
  17. J. Pepin, V. Gaucher, J.-M. Lefebvre, A. Stroeks, Biaxial stretching behavior as a probe of H-bond organization in semi-crystalline polyamides, Polymer 101, 217-224 (2016), [doi: 10.1016/j.polymer.2016.08.078, LillOA]
  18. J. Pepin, V. Gaucher, J.-M. Lefebvre, New Insights into the Brill Transition in Polyamide 11 and Polyamide 6, Macromolecules (2016), [doi: 10.1021/acs.macromol.5b01701, LillOA]
  19. C. Birck, S. Degoutin, M. Maton, C. Neut, M. Bria, M. Moreau, F. Fricoteaux, V. Gaucher, m. Bacquet, Antimicrobial citric acid/poly(vinyl alcohol) crosslinked films: Effect of cyclodextrin and sodium benzoate on the antimicrobial activity, LWT - Food Science and Technology 68, 27-35 (2016), [doi: 10.1016/j.lwt.2015.12.009, LillOA]
  20. N. Sallem-Idrissi, V. Gaucher, A. Marin, R. Seguela, J.-M. Lefebvre, P. KRAWCZAK, M.-F. Lacrampe, The role of strain-induced structural changes on the mechanical behavior of PA6/PE multilayer films under uniaxial drawing, Polymer 53;23, 5336-5346 (2012), [doi: 10.1016/j.polymer.2012.09.027, LillOA]
  21. N. Sallem-Idrissi, V. Gaucher, R. Seguela, J.-M. Lefebvre, P. KRAWCZAK, M.-F. Lacrampe, The role of strain-induced structural changes on the mechanical behavior of PA6/PE multilayer films under uniaxial drawing, Polymer 53;23, 5336-5346 (2012), [doi: 10.1016/j.polymer.2012.09.027, LillOA]

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Communications

  1. V.-H. Vo Le, C. Binet, J.-F. Brun, V. Gaucher, Pla/carbon nanotubes composites for thermoelectric application: relation between elaboration, structure and properties, Poster, European Polymer Congress EPF, Prague, Czech Republic, Prague, République tchèque, Juin 2022 [LillOA]
  2. M. Zemo Foteu, T. Deplancke, V. Gaucher, D. Balloy, Élaboration de composites UHMWPE/métal par frittage flash, Communication dans un congrès sans actes, DEPOS 31, Anglet, France, Oct 2023 [LillOA]
  3. M. Zemo Foteu, T. Deplancke, V. Gaucher, D. Balloy, O. Lame, G. Baeza, Élaboration de composites métal/UHMWPE par frittage flash, Poster, Matériaux 2022, Lille, France, Oct 2022 [LillOA]
  4. V.-H. Vo Le, C. Binet, J.-F. Brun, V. Gaucher, Thermoelectric properties of pla/carbon nanotubes nanocomposites: structure-property relationships, Communication dans un congrès sans actes, International Symposium on Polymer Nanocomposites, Lorient, France, Sep 2022 [LillOA]
  5. F. Samyn, L. Meunier, D. Fournier, V. Gaucher, S. Duquesne, Synthesis by reactive extrusion, properties and ageing of flame retardant PBT vitrimers, Communication dans un congrès avec actes, FRPM 2023, Dübendorf, Suisse, Juin 2023 [LillOA]
  6. F. Samyn, L. Meunier, V. Gaucher, D. Fournier, S. Duquesne, Additive approach to Flame retard PBT vitrimer, Communication dans un congrès sans actes, Polymers 2022, Los Angeles, CA, Etats-Unis d'Amérique, Oct 2022 [LillOA]
  7. L. Meunier, S. Duquesne, V. Gaucher, D. Fournier, F. Samyn, Flame-retardancy of a PBT vitrimer matrix, Communication dans un congrès sans actes, ECOFRAM 2022, Alès, France, Mai 2022 [LillOA]
  8. L. Meunier, S. Duquesne, V. Gaucher, D. Fournier, F. Samyn, Synthesis of PBT vitrimers through reactive extrusion – effect of flame retardant additives, Communication dans un congrès sans actes, Polymer 2022, Turin, Italie, Mai 2022 [LillOA]
  9. L. Meunier, S. Duquesne, V. Gaucher, D. Fournier, F. Samyn, Ignifugation d’une matrice PBT vitrimère, Communication dans un congrès sans actes, JNOEJC 2021, Online event, France, Juin 2021 [LillOA]
  10. Y. Bernhard, J. Meimoun, K. Nasr, T. Bousquet, L. Pelinski, S. Pellegrini, A. Huret, G. Stoclet, F. Cazaux, V. Gaucher, T. CHENAL, P. Gerbaux, J. DeWinter, J.-M. Raquez, P. Zinck, New specialty polyesters from levulinic acid, Conférence invitée, Final Workshop of the ALPO Interreg project « Nouveaux Matériaux Polymères issus de la Biomasse Microalgue », Online, Belgique, Mai 2021 [LillOA]

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UMET - Unité Matériaux et Transformations
CNRS UMR 8207
Université de Lille
Bâtiment C6
59655 Villeneuve d'Ascq
France
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