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Unité Matériaux et Transformations
CNRS UMR 8207 - Université de Lille

Langrand Christopher
Christopher Langrand
PhD student
Bât C6, bureau 210
Unité Matériaux et Transformations
Bât. C6
Université Lille1
59655 Villeneuve d'Ascq
France
Tel: +33 (0) 320 43 47 80
Fax: +33 (0) 320 43 65 91
Email: christopher.langrand@ed.univ-lille1.fr
Research team: Mineral physics

Research

Effect of phase transformations on deep Earth minerals microstructures

Recent communications and seminars

International conference, invited oral presentation

  1. C. Langrand, N. Hilairet, D. Andrault, S. Konopkova, S. Merkel, Kinetics Of Bridgmanite To Post-Perovskite Transition in (Mg0.85,Fe0.15)SiO3, Extreme Conditions Research at DESY, DESY Photon Science Users' Meeting 2017, Hamburg, Germany, January 2017

International conference, oral presentation

  1. C. Langrand, N. Hilairet, A. Rosa, V. Svitlyk, D. Dobson, S. Merkel, Study Of Perovskite / Post-Perovskite Phase Transformation Mechanism By Using Multigrain Crystallography, High Pressure Mineral Physics Seminar, Saint Malo, France, September 2017
  2. C. Langrand, N. Hilairet, D. Andraut, Z. Konopkova, S. Merkel, Kinetics Of Bridgmanite To (Mg0.85,Fe0.15)SiO3-Post-Perovskite Towards A Better Comprehension Of The D” Layer, EGU General Assembly , Vienna, Austria, April 2017
  3. N. Hilairet, T. Ferrand, P. Raterron, S. Merkel, G. Jérémy, A. Schubnel, W. Crichton, C. Langrand, Deformation of olivine + antigorite aggregates : effect of phase proportions and in-situ evaluation of stress partitionning, EGU General Assembly , Vienna, Austria, April 2017
  4. S. Merkel, C. Langrand, N. Hilairet, Z. Konopkova, D. Andrault, Kinetics Of Bridgmanite To Post-Perovskite Transition in (Mg0.85,Fe0.15)SiO3, AGU Fall Meeting 2016, San Francisco, CA, United States, December 2016
  5. C. Langrand, N. Hilairet, S. Merkel, Multigrain Crystallography in the Diamond Anvil Cell: Reliability and Application to Perovskite / Post-Perovskite Phase Transitions under Extreme Conditions , AGU Fall Meeting 2016, San Francisco, CA, United States, December 2016
  6. C. Langrand, N. Hilairet, C. Nisr, M. Roskosz, G. Ribárik, G. B. M. Vaughan, S. Merkel, Reliability of multigrain indexing for orthorhombic polycrystals above 1 MBar: application to MgSiO3 post-perovskite, European High Pressure Research Group, Bayreuth, Germany, September 2016

International conference, poster presentation

  1. C. Langrand, N. Hilairet, D. Andrault, Z. Konôpková, S. Merkel, Kinetics Of Bridgmanite To (Mg0.86,Fe0.14)SiO3-Post-Perovskite. Towards A Better Comprehension Of The D'' Layer, High Pressure Mineral Physics Seminar, Saint Malo, France, September 2017
  2. S. Merkel, C. Langrand, N. Hilairet, A. Rosa, V. Svitlyk, D. Dobson, Study Of The Perovskite to Post-Perovskite Transformation Using Multigrain Crystallography, EGU General Assembly , Vienna, Austria, April 2017
  3. S. Merkel, C. Langrand, A. Rosa, N. Hilairet, Effect of phase transformations on microstructures in deep mantle materials, EGU General Assembly , Vienna, Austria, April 2017
  4. S. Merkel, C. Langrand, V. Svitlyk, G. Garbarino, A. Rosa, N. Hilairet, Multigrain crystallography study of the effect of phase transformations on microstructures in deep Earth's mantle materials, ESRF User meeting, Grenoble, France, February 2017
  5. N. Hilairet, T. Ferrand, P. Raterron, S. Merkel, J. Guignard, C. Langrand, A. Schubnel, W. Crichton, High pressure deformation of serpentines+olivines aggregates, Journées serpentines, Sète, France, September 2016
  6. N. Hilairet, T. P. Ferrand, P. Raterron, S. Merkel, J. Guignard, C. Langrand, W. A. Crichton, A. Schubnel, Deformation of olivine + antigorite aggregates : effect of phase proportions and in-situ evaluation of stress partitionning, AGU Fall Meeting 2016, San Francisco, CA, United States, November 2016
  7. S. Merkel, C. Langrand, N. Hilairet, A. Rosa, Applications of multigrain crystallography for the study of post-perovskite microstructures, AGU Fall Meeting 2015, San Francisco, CA, United States, December 2015
  8. C. Langrand, N. Hilairet, S. Merkel, Application of multigrain crystallography to locate grains of silicate post-perovskite at pressures above 1 megabar, MecaSens, Grenoble, France, September 2015
Frefc( conference, poster presentation with publication
  1. N. Hilairet, T. Ferrand, P. Raterron, S. Merkel, J. Guignard, C. Langrand, A. Schubnel, W. Crichton, High pressure deformation of serpentine+olivine aggregates I, Forum des Hautes pressions 2016, La-Londe-Les-Maures, France, October 2016

French conference, poster presentation

  1. C. Langrand, S. Merkel, N. Hilairet, Microstructures de transformation dans le système perovskite/ post-perovskite, MicroDICE, Montpellier, France, March 2015

Recent publications in international research journals

  1. C. Langrand, N. Hilairet, C. Nisr, M. Roskosz, G. Ribárik, G. B. M. 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]
 
UMET - Unité Matériaux et Transformations
CNRS UMR 8207
Université de Lille
Bâtiment C6
59655 Villeneuve d'Ascq
France
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