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Unité Matériaux et Transformations
CNRS UMR 8207 - Université de Lille

MERKEL Sébastien
Sébastien MERKEL
Professeur Université de Lille
Bâtiment C6 - 116
Unité Matériaux et Transformations
Cité scientifique, Bât. C6
Université de Lille
59655 Villeneuve d'Ascq
France
Tel: +33 (0) 320 43 65 16
Fax: +33 (0) 320 43 65 91
Courriel: sebastien.merkel@univ-lille.fr
Page personnelle: http://merkel.texture.rocks

Recherche

Géophysique / terre interne - Plasticité et microstructures sous conditions extrêmes de pression et de température - Anisotropie sismique

Enseignement

Enseignement pour le département de physique de la faculté des sciences et technologies. Physique pour géologues - Physique de la terre et de l'environnement - Physique de la déformation - Caractérisation structurale avancée des matériaux - Edition scientifique

IUFAutre

Membre honoraire junior de l'Institut Universitaire de France (2014-2019)

Porteur du projet conjoint ANR-DFG TIMEleSS « Phase TransformatIons, MicrostructurEs, and their Seismic Signals from the Earth's mantle »

Thèses en cours

Thèses soutenues

Derniers dépôts dans dans LillOA (Lille Open Archive)

Publications

  1. C. Langrand, D. Andrault, S. Durand, Z. Konôpková, N. Hilairet, C. Thomas, S. Merkel, Kinetics and detectability of the bridgmanite to post-perovskite transformation in the Earth's D″ layer, Nature Communications 10;1, (2019), [doi: 10.1038/s41467-019-13482-x, LillOA]
  2. S. Speziale, J. Immoor, A. Ermakov, S. Merkel, H. Marquardt, H. Liermann, The equation of state of TaC0.99 by X-ray diffraction in radial scattering geometry to 32 GPa and 1073 K, Journal of Applied Physics 126, 105107 (2019), [doi: 10.1063/1.5115350, LillOA]
  3. B. Reynard, R. Caracas, H. Cardon, G. Montagnac, S. Merkel, High-pressure yield strength of rocksalt structures using quartz Raman piezometry, Comptes Rendus Geoscience 351;2-3, 71-79 (2019), [doi: 10.1016/j.crte.2018.02.001, LillOA]
  4. P. Raterron, C. Bollinger, S. Merkel, Olivine intergranular plasticity at mantle pressures and temperatures, Comptes Rendus Geoscience 351;2-3, 80-85 (2019), [doi: 10.1016/j.crte.2018.10.001, LillOA]
  5. J. Amodeo, S. Merkel, C. Tromas, P. Carrez, S. Korte-Kerzel, P. Cordier, J. Chevalier, Dislocations and Plastic Deformation in MgO Crystals: A Review, Crystals 8, 240 (2018), [doi: 10.3390/cryst8060240, LillOA]
  6. M. Roskosz, E. Deloule, J. Ingrin, C. Depecker, D. Laporte, S. Merkel, L. Remusat, H. Le Roux, Kinetic D/H fractionation during hydration and dehydration of silicate glasses, melts and nominally anhydrous minerals, Geochimica et Cosmochimica Acta 233, 14-32 (2018), [doi: 10.1016/j.gca.2018.04.027, LillOA]
  7. J. Immoor, H. Marquardt, L. Miyagi, F. Lin, S. Speziale, S. Merkel, J. Buchen, A. Kurnosov, H. Liermann, Evidence for {100}<011> slip in ferropericlase in Earth's lower mantle from high-pressure/high-temperature experiments, Earth and Planetary Science Letters 489, 251-257 (2018), [doi: 10.1016/j.epsl.2018.02.045, LillOA]
  8. M. Saki, C. Thomas, S. Merkel, J. Wookey, Detecting seismic anisotropy above the 410 km discontinuity using reflection coefficients of underside reflections, Physics of the Earth and Planetary Interiors 274, 170-183 (2018), [doi: 10.1016/j.pepi.2017.12.001, LillOA]
  9. F. Lin, N. Hilairet, P. Raterron, A. Addad, J. Immoor, H. Marquardt, C. Tomé, L. Miyagi, S. Merkel, Elasto-viscoplastic self consistent modeling of the ambient temperature plastic behavior of periclase deformed up to 5.4 GPa, Journal of Applied Physics 122, 205902 (2017), [doi: 10.1063/1.4999951, LillOA]
  10. C. Langrand, N. Hilairet, C. Nisr, M. Roskosz, G. Ribárik, G. Vaughan, S. Merkel, Reliability of multigrain indexing for orthorhombic polycrystals above 1 Mbar: application to MgSiO3 post-perovskite, Journal of Applied Crystallography 50, 120-130 (2017), [doi: 10.1107/S1600576716018057, LillOA]
  11. A. Rosa, M. Merkulova, G. Garbarino, V. Svitlyk, J. Jacobs, C. Sahle, O. Mathon, M. Munoz, S. Merkel, Amorphous boron composite gaskets for in situ high-pressure and high-temperature studies, High Pressure Research 36, 564-574 (2016), [doi: 10.1080/08957959.2016.1245297, LillOA]
  12. A. Rosa, N. Hilairet, S. Ghosh, J. Perrillat, G. Garbarino, S. Merkel, Evolution of grain sizes and orientations during phase transitions in hydrous Mg2SiO4, Journal of Geophysical Research 121, (2016), [doi: 10.1002/2016JB013360, LillOA]
  13. B. Yue, F. Hong, S. Merkel, D. Tan, J. Yan, B. Chen, H. Mao, Deformation Behavior across the Zircon-Scheelite Phase Transition, Physical Review Letters 117, 135701 (2016), [doi: 10.1103/PhysRevLett.117.135701, LillOA]
  14. C. Bollinger, P. Raterron, O. Castelnau, F. Detrez, S. Merkel, Textures in deforming forsterite aggregates up to 8 GPa and 1673 K, Physics and chemistry of minerals 43, 409-417 (2016), [doi: 10.1007/s00269-016-0805-x, LillOA]
  15. A. Lincot, P. Cardin, R. Deguen, S. Merkel, Multiscale model of global inner-core anisotropy induced by hcp alloy plasticity, Geophysical Research Letters 43, 1084-1091 (2016), [doi: 10.1002/2015GL067019, LillOA]
  16. A. Rosa, N. Hilairet, S. Ghosh, G. Garbarino, J. Jacobs, J. Perrillat, G. Vaughan, S. Merkel, In situ monitoring of phase transformation microstructures at Earth's mantle pressure and temperature using multi-grain XRD, Journal of Applied Crystallography 48, 1346-1354 (2015), [doi: 10.1107/S1600576715012765, LillOA]
  17. F. Detrez, O. Castelnau, P. Cordier, S. Merkel, P. Raterron, Effective viscoplastic behavior of polycrystalline aggregates lacking four independent slip systems inferred from homogenization methods; application to olivine, Journal of the Mechanics and Physics of Solids 83, 199-220 (2015), [doi: 10.1016/j.jmps.2015.05.022, LillOA]
  18. S. Merkel, N. Hilairet, Multifit-Polydefix: a framework for the analysis of polycrystal deformation using X-rays, Journal of Applied Crystallography 48, 1307-1313 (2015), [doi: 10.1107/S1600576715010390, LillOA]
  19. A. Dewaele, C. Denoual, S. Anzellini, F. Occelli, M. Mezouar, P. Cordier, S. Merkel, M. Véron, E. Rausch, Mechanism of the α-ε phase transformation in iron, Physical Review B 91, (2015), [doi: 10.1103/PhysRevB.91.174105, LillOA]
  20. A. Lincot, S. Merkel, P. Cardin, Is inner core seismic anisotropy a marker for plastic flow of cubic iron?, Geophysical Research Letters 42, (2015), [doi: 10.1002/2014GL062862, LillOA]

Liste complète (Le lien peut être lent)

Communications

  1. S. Merkel, C. Langrand, D. Andrault, S. Durand, Z. Konôpková, N. Hilairet, C. Thomas, Kinetics and detectability of the bridgmanite to post-perovskite transformation in the Earth's D'' layer, Poster, AGU Fall Meeting, San Francisco, CA, Etats-Unis d'Amérique, Déc 2019 [LillOA]
  2. S. Merkel, Phase transitions in the lowermost mantle: Effects on microstructures and seismic reflections, Communication dans un congrès sans actes, Deep Earth Mini Symposium, Münster, Allemagne, Nov 2019 [LillOA]
  3. E. Ledoux, F. Lin, L. Miyagi, A. Addad, A. Fadel, S. Merkel, D. Jacob, Analyses par EBSD de la déformation dans le périclase MgO, Poster, Colloque de la Société Française des Microscopies (SFµ), Poitiers, France, Juil 2019 [LillOA]
  4. S. Merkel, C. Langrand, S. Durand, D. Andrault, Z. Konôpková, N. Hilairet, C. Thomas, Kinetics and detectability of the bridgmanite to post-perovskite transformation in the Earth's D'' layer, Communication dans un congrès sans actes, EGU General Assembly, Vienne, Autriche, Avr 2019 [LillOA]
  5. S. Merkel, Phase transitions in the mantle, Conférence invitée, CREEP Innovative Training Network Final Workshop, Les Houches, France, Jan 2019 [LillOA]
  6. S. Hok, A. Gleason, C. Bolme, D. Rittman, S. Merkel, K. Ramos, B. Morrow, T. Pierce, H. Lee, B. Nagler, E. Galtier, E. Granados, A. Hashim, W. Mao, In situ time-resolved XRD of shock-compressed Fe to 200 GPa, Communication dans un congrès sans actes, AGU Fall Meeting, Washington, DC, Etats-Unis d'Amérique, Déc 2018 [LillOA]
  7. A. Gleason, S. Tecklenburg, C. Bolme, D. Rittman, S. Merkel, K. Ramos, B. Morrow, T. Pierce, H. Lee, B. Nagler, E. Galtier, E. Granados, A. Hashim, W. Mao, XRD of shock-compressed Gibeon meteorite to 100 GPa, Poster, AGU Fall Meeting, Washington, DC, Etats-Unis d'Amérique, Déc 2018 [LillOA]
  8. F. Lin, S. Merkel, N. Hilairet, E. Ledoux, L. Miyagi, Deformation mechanism of periclase at varying pressure and temperature conditions, Communication dans un congrès sans actes, AGU Fall Meeting, Washington, DC, Etats-Unis d'Amérique, Déc 2018 [LillOA]
  9. S. Merkel, C. Langrand, N. Hilairet, Multigrain Crystallography Study of Phase Transformation Microstructures in Deep Earth Minerals : Application of the Perovskite to Post-Perovskite Transformation, Poster, AGU Fall Meeting, Washington, DC, Etats-Unis d'Amérique, Déc 2018 [LillOA]
  10. N. Hilairet, T. Ferrand, P. Raterron, S. Merkel, J. Guignard, W. Crichton, C. Langrand, Deformation of olivine + antigorite aggregates : effect of phase proportions and in-situ evaluation of stress partitionning, Poster, AGU Fall Meeting, Washington, DC, Etats-Unis d'Amérique, Déc 2018 [LillOA]

Liste complète (Le lien peut être lent)

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