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Unité Matériaux et Transformations
CNRS UMR 8207 - Université de Lille

LE GUILLOU Corentin
Corentin LE GUILLOU
Chargé de Recherches
Bâtiment C6 - 1er Etage - Bureau 112
Unité Matériaux et Transformations
Cité scientifique, Bât. C6
Université de Lille
59655 Villeneuve d'Ascq
France
Tel: +33 (0)320 43 49 66
Fax: +33 (0) 320 43 65 91
Courriel: corentin.le-guillou@univ-lille.fr

Recherche

Cosmochimie; Interactions eau-silicates-matière organique dans les météorites; Experimentation hydrothermale; Microscopie électronique à transmission et spectroscopie d'absorption X (STXM, synchrotron).

Thèses en cours

Derniers dépôts dans dans LillOA (Lille Open Archive)

Publications

  1. P. Zanetta, C. Le Guillou, H. Leroux, B. Zanda, R. Hewins, E. Lewin, S. Pont, Modal abundance, density and chemistry of micrometer-sized assemblages by advanced electron microscopy: Application to chondrites, Chemical Geology 27-41 (2019-06), [doi: 10.1016/j.chemgeo.2019.03.025, LillOA]
  2. E. Dobrica, C. Le Guillou, A. Brearley, Aqueous alteration of porous microchondrules in Semarkona: Implications for hydration, oxidation and elemental exchange processes, Geochimica et Cosmochimica Acta 244, 292-307 (2018), [doi: 10.1016/j.gca.2018.10.002, LillOA]
  3. J. Alleon, S. Bernard, C. Le Guillou, O. Beyssac, K. Sugitani, F. Robert, Chemical nature of the 3.4 Ga Strelley Pool microfossils, Geochemical Perspectives Letters 37-42 (2018), [doi: 10.7185/geochemlet.1817, LillOA]
  4. C. Le Guillou, S. Bernard, d. Francisco, Y. Le Brech, XANES-based quantification of carbon functional group concentrations, Analytical Chemistry (2018), [doi: 10.1021/acs.analchem.8b00689, LillOA]
  5. H. Changela, C. Le Guillou, S. Bernard, A. Brearley, Hydrothermal evolution of the morphology, molecular composition, and distribution of organic matter in CR (Renazzo-type) chondrites, Meteoritics & Planetary Science 1-24 (2018), [doi: 10.1111/maps.13045, LillOA]
  6. V. Vinogradoff, S. Bernard, C. Le Guillou, L. Remusat, Evolution of interstellar organic compounds under asteroidal hydrothermal conditions, Icarus 305, 358-370 (2017), [doi: 10.1016/j.icarus.2017.12.019, LillOA]
  7. V. Vinogradoff, C. Le Guillou, S. Bernard, L. Binet, P. Cartigny, A. Brearley, L. Remusat, Paris vs. Murchison: Impact of hydrothermal alteration on organic matter in CM chondrites, Geochimica et Cosmochimica Acta 212, 234-252 (2017), [doi: 10.1016/j.gca.2017.06.009, LillOA]
  8. J. Alleon, S. Bernard, C. Le Guillou, D. Daval, F. Skouri-Panet, M. Kuga, F. Robert, Organic molecular heterogeneities can withstand diagenesis, Scientific reports 7, 435 (2017), [doi: 10.1038/s41598-017-01612-8, LillOA]
  9. P. Barré, A. Plante, L. Cécillon, S. Lutfalla, F. Baudin, S. Bernard, B. Christensen, T. Eglin, J. Fernandez, S. Houot, T. Kätterer, C. Le Guillou, A. Macdonald, F. Van Oort, C. Chenu, The energetic and chemical signatures of persistent soil organic matter, Biogeochemistry (2016), [doi: 10.1007/s10533-016-0246-0, LillOA]
  10. J. Alleon, S. Bernard, C. Le Guillou, D. Daval, F. Skouri-Panet, S. Pont, L. Delbes, F. Robert, Early entombment within silica minimizes the molecular degradation of microorganisms during advanced diagenesis, Chemical Geology 437, 98-108 (2016), [doi: 10.1016/j.chemgeo.2016.05.034, LillOA]
  11. J. Alleon, S. Bernard, C. Le Guillou, J. Marin-Carbonne, S. Pont, O. Beyssac, K. Mckeegan, F. Robert, Molecular preservation of 1.88 Ga Gunflint organic microfossils as a function of temperature and mineralogy, Nature communications 7, 11977 (2016), [doi: 10.1038/ncomms11977, LillOA]
  12. G. Saldi, D. Daval, H. Guo, F. Guyot, S. Bernard, C. Le Guillou, J. Davis, K. Knauss, Mineralogical evolution of Fe-Si-rich layers at the olivine-water interface during carbonation reactions, American Mineralogist 100, 2655-2669 (2015), [doi: 10.2138/am-2015-5340, LillOA]
  13. C. Le Guillou, R. Dohmen, D. Rogalla, T. Müller, C. Vollmer, H. Becker, New experimental approach to study aqueous alteration of amorphous silicates at low reaction rates, Chemical Geology 412, 179-192 (2015), [doi: 10.1016/j.chemgeo.2015.06.027, LillOA]
  14. C. Le Guillou, H. Changela, A. Brearley, Widespread oxidized and hydrated amorphous silicates in CR chondrites matrices: implications for alteration conditions and H2 degassing of asteroids, Earth and Planetary Science Letters 420, 162-173 (2015), [doi: 10.1016/j.epsl.2015.02.031, LillOA]
  15. C. Floss, C. Le Guillou, A. Brearley, Coordinated NanoSIMS and FIB-TEM Analyses of Organic Matter from CR3 Chondrites, Geochimica et Cosmochimica Acta 139, 1-25 (2014), [doi: 10.1016/j.gca.2014.04.023, LillOA]
  16. C. Le Guillou, S. Bernard, A. Brearley, L. Remusat, Evolution of organic matter in Orgueil, Murchison and Renazzo during parent body aqueous alteration: in-situ investigations, Geochimica et Cosmochimica Acta 131, 368-392 (2014), [doi: 10.1016/j.gca.2013.11.020, LillOA]
  17. C. Le Guillou, A. Brearley, Relationships between organics, water and early stages of aqueous alteration in the pristine CR3.0 chondrite MET00426, Geochimica et Cosmochimica Acta 131, 344-367 (2014), [doi: 10.1016/j.gca.2013.10.024, LillOA]
  18. L. Piani, F. Robert, O. Beyssac, L. Binet, M. Bourot-Denise, S. Derenne, C. Le Guillou, Y. Marrocchi, S. Mostefaoui, J. Rouzaud, A. Thomen, Structure, composition and location of organic matter in the enstatite chondrite Sahara 97096 (EH3), Meteoritics & Planetary Science 47, 8-29 (2012), [doi: 10.1111/j.1945-5100.2011.01306.x, LillOA]
  19. L. Remusat, J. Rouzaud, E. Charon, C. Le Guillou, Y. Guan, J. Eiler, Carbonaceous phases in the Abee Enstatite chondrite: relationships between graphite and the most D-depleted organic matter found in chondrites, Geochimica et Cosmochimica Acta 96, 319-335 (2012), [doi: 10.1016/j.gca.2012.07.031, LillOA]
  20. C. Le Guillou, J. Rouzaud, L. Bonal, E. Quirico, S. Derenne, L. Remusat, High resolution TEM of chondritic carbonaceous matter: metamorphic evolution and heterogeneity, Meteoritics & Planetary Science 47, 345-362 (2012), [doi: 10.1111/j.1945-5100.2012.01336.x, LillOA]

Liste complète (Le lien peut être lent)

Communications

  1. P. Zanetta, H. Le Roux, C. Le Guillou, B. Zanda, R. Hewins, E. Lewin, S. Pont, New method for modal abundance, chemistry and density determination of fine grained matrices of primitive chondrites, Communication dans un congrès sans actes, Annual Meeting of the Meteoritical-Society, Santa Fe, New mexico, Etats-Unis d'Amérique, Juil 2017 [LillOA]
  2. P. Zanetta, H. Le Roux, C. Le Guillou, B. Zanda, Development of an Advanced Electron Microscopy Methodology: Comparison of the Mineralogy of Fine-Grained Rims and Adjacent Matrix in the CM Paris Chondrite, Poster, Lunar and Planetary Science Conference, The Woodlands, TX, Etats-Unis d'Amérique, Mar 2018 [LillOA]
  3. C. Le Guillou, H. Le Roux, P. Zanetta, A. Brearley, F. Pena, M. Marinova, Water Content in Amorphous Silicates of Chondrite Matrices Determined by Advanced TEM Analysis : And Scanning Transmission X-Ray Microscopy, Poster, Lunar and Planetary Science Conference, The Woodlands, TX, Etats-Unis d'Amérique, Mar 2018 [LillOA]
  4. P. Zanetta, H. Le Roux, C. Le Guillou, B. Zanda, Comparison of the mineralogy of fine-grained rims and adjacent matrix in the CM Paris chondrite using advanced electron microscopy, Communication dans un congrès sans actes, Understanding the origin of planetodiversity Museum of Paris workshop, Paris, France, Juin 2018 [LillOA]
  5. P. Zanetta, H. Le Roux, C. Le Guillou, B. Zanda, Investigation of fine-grained rims in primitive chondrite using advanced electron microscopy analysis, Communication dans un congrès sans actes, Elbereth Conference, Observatoire de Paris, Paris, France, Nov 2017 [LillOA]
  6. B. Zanda, P. Zanetta, H. Le Roux, C. Le Guillou, E. Lewin, S. Pont, D. Deldicque, R. Hewins, The Chondritic Assemblage, Communication dans un congrès sans actes, Workshop on Chondrules and the Protoplanetary Disk, London, Royaume-Uni, Fév 2017 [LillOA]
  7. P. Zanetta, H. Le Roux, C. Le Guillou, B. Zanda, R. Hewins, E. Lewin, S. Pont, Development of a multiple component analysis approach for the characterization of matrices of primitive chondrites, Communication dans un congrès sans actes, Elbereth Conference, Observatoire de Paris, Paris, France, Nov 2016 [LillOA]
  8. C. Le Guillou, A. Blanchenet, H. Le Roux, M. Marinova, A. Addad, D. Jacob, J. Dhenin, M. Huvé, K-factor determination for the FEI Titan Themis (Super X four quadrant EDS system) at 300kV, Poster, Colloque de la Société Française des Microscopies (SFµ), Bordeaux, France, Juil 2017 [LillOA]
 
 
UMET - Unité Matériaux et Transformations
CNRS UMR 8207
Université de Lille
Bâtiment C6
59655 Villeneuve d'Ascq
France
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