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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. A. Zadoia, A. Arevalo Lopez, J. Sánchez-Benítez, M. Huvé, J.-F. Blach, S. Merkel, N. Hilairet, J. Chantel, M. Colmont, High pressure exploration in the Li–Ln–V–O system, Dalton Transactions (2020), [doi: 10.1039/d0dt02721a, LillOA]
  2. S. Merkel, A. Lincot, S. Petitgirard, Microstructural effects and mechanism of bcc-hcp-bcc transformations in polycrystalline iron, Physical Review B 102, 104103 (2020), [doi: 10.1103/PhysRevB.102.104103, LillOA]
  3. J. Immoor, H. Marquardt, L.M. Miyagi, S. Speziale, S. Merkel, I. Schwark, A. Ehnes, H.-P. Liermann, An improved setup for radial diffraction experiments at high pressures and high temperatures in a resistive graphite-heated diamond anvil cell, Review of Scientific Instruments 91;4, 045121 (2020), [doi: 10.1063/1.5143293, LillOA]
  4. 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]
  5. S. Speziale, J. Immoor, A. Ermakov, S. Merkel, H. Marquardt, H.-P. 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]
  6. 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]
  7. 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]
  8. 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]
  9. 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]
  10. J. Immoor, H. Marquardt, L. Miyagi, F. Lin, S. Speziale, S. Merkel, J. Buchen, A. Kurnosov, H.-P. 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]
  11. 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]
  12. 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]
  13. C. Langrand, N. Hilairet, C. Nisr, M. Roskosz, G. Ribárik, G.B. 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]
  14. A.D. 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]
  15. A.D. Rosa, N. Hilairet, S. Ghosh, J.-P. 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]
  16. B. Yue, F. Hong, S. Merkel, D. Tan, J. Yan, B. Chen, H.-K. Mao, Deformation Behavior across the Zircon-Scheelite Phase Transition, Physical Review Letters 117, 135701 (2016), [doi: 10.1103/PhysRevLett.117.135701, LillOA]
  17. 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]
  18. 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]
  19. A.D. Rosa, N. Hilairet, S. Ghosh, G. Garbarino, J. Jacobs, J.-P. Perrillat, G.B. 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]
  20. 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]
  21. 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]

Liste complète (Le lien peut être lent)

Communications

  1. N. Hilairet, T.P. Ferrand, P. Raterron, S. Merkel, J. Guignard, C. Langrand, W. Crichton, Evaluation in-situ par rayonnement X synchrotron du partitionement des contraintes lors de la déformation sous haute pression et haute température d'agrégats minéralogiques biphasés, Poster, RX2019 - 13ème colloque Rayons X et Matière, Nancy, France, Nov 2019 [LillOA]
  2. N. Hilairet, J. Gasc, C. Tomé, H. Wang, F. Shi, Y. Wang, S. Merkel, Elasto-Visco Plastic Modeling of CaGeO3 (pv) + MgO Deformation : Applicability for Understanding the Multiphase Rheology of the Lower Mantle, Poster, AGU Fall Meeting 2019, San Francisco, CA, France, Déc 2019 [LillOA]
  3. S. Merkel, TIMEleSS tools A toolbox for high pressure multigrain diffraction experiments, Communication dans un congrès sans actes, NIST Workshop on Technical Aspects of Synchrotron X-ray and Neutron Measurements for Diffraction Microstructure Imaging, Virtual meeting, Etats-Unis d'Amérique, Juil 2020 [LillOA]
  4. S. Merkel, S. Hok, C. Bolme, A.E. Gleason, W.L. Mao, Understanding strength and texture in Fe at planetary core pressures and temperatures: insights from laser compression experiments, Communication dans un congrès sans actes, EGU General Assembly, Virtual meeting, région indéterminée, Mai 2020 [LillOA]
  5. S. Merkel, Phase transitions in the lowermost mantle : effect on microstructures, seismics reflections, and dynamics, Séminaire de recherche, Earth Section Seminar, Scripps Institution of Oceanography, San Diego, CA, Etats-Unis d'Amérique, Fév 2020 [LillOA]
  6. S. Merkel, Effect of hydrostatic pressure on phase transitions and microstructures in polycrystalline materials, Séminaire de recherche, Photon Science Seminar Series, SLAC National Accelerator Laboratory, Menlo Park, CA, Etats-Unis d'Amérique, Jan 2020 [LillOA]
  7. 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]
  8. 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]
  9. E. Ledoux, F. Lin, L.M. 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]
  10. 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]

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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