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Institut de minéralogie, de physique des matériaux et de cosmochimie

Laurent Remusat

Scientific Expertise


Organic-Mineral Interactions in Meteorites

Water Content in Geological Samples

D/H Isotopic Signatures

Carbon and Nitrogen Cycles in Soils



Contact Details


Office : Site Buffon, 2th Floor, Room 203

Telephone : 01 40 79 81 42

Mail : laurent.remusat @


Analytical Skills

  - NanoSIMS, GC-MS and GC-irMS

Professional Resume

  - Since 2008: CNRS Researcher in Mineralogy/Geochemistry

  - 2007-2009: Postdoctoral Research Fellow at the GPS division, Caltech (Pasadena, CA, USA)

Educational Background

  - Ph.D. in Fundamental and Applied Geochemistry, MNHN - 18/11/2005

  - Agregation in Life Sciences - 2001


  - M. Roskosz, B. Laurent, H. Leroux, L. Remusat. “Experimental investigation of irradiation-driven hydrogen isotope fractionation in analogues of protoplanetary hydrous silicate dust”. The Astrophysical Journal, In Press.

  - A. Acosta-Vigil, A. Barich, O. Bartoli, C. J. Garrido, B. Cesare, L. Remusat, S. Poli and C. Raepsaet. “The composition of nanogranitoids in migmatites overlying the Ronda peridotites (Betic Cordillera, S Spain): the anatectic history of a polymetamorphic basement”. Contributions to Mineralogy and Petrology 171:24, 2016. doi:10.1007/s00410-016-1230-3.

   - L. Remusat, L. Piani, S. Bernard. “Thermal recalcitrance of the organic D-rich component of ordinary chondrites”. Earth and Planetary Science Letters 435, 36-44, 2016. doi:10.1016/j.epsl.2015.12.009

   - A.Vidal, L. Remusat, F. Watteau, S. Derenne, K. Quenea. “Incorporation of 13C-labelled shoot residues in Lumbricus terrestris casts: A combination of Transmission Electron Microscopy and Nanoscale Secondary Ion Mass Spectrometry” Soil Biology and Biochemistry 93, 8-16, 2016. doi:10.1016/j.soilbio.2015.10.018

  - J.-P. Lorand, R. H. Hewins, L. Remusat, B Zanda, S. Pont, H. Leroux, M. Marinova, D. Jacob, M. Humayun,  A. Nemchin, M. Grange, A. Kennedy, C. Göpel. “Nickeliferous pyrite tracks pervasive hydrothermal alteration in Martian regolith breccias: a study in NWA 7533”. Meteoritics and Planetary Science 50, 2099-2120, 2015.

  - P.-J. Hatton, L. Remusat, B. Zeller, E. A. Brewer and D. Derrien. “NanoSIMS investigation of glycine-derived C and N retention with soil organo-mineral associations”. Biochemistry Letters 125, 303-313, 2015. doi: 10.1007/s10533-015-0138-8

  - J. Miot, L. Remusat, E. Duprat, A. Gonzalez, S. Pont, M. Poinsot. “Fe biomineralization mirrors individual metabolic activity in a nitrate-dependent Fe(II)-oxidizer” Frontiers in Microbiology, 6:879, 2015. doi: 10.3389/fmicb.2015.00879.

  - A.Verney-Carron, M. Saheb, C. Loisel, R. Duhamel, L. Remusat. “Use of hydrogen isotopes to understand stained glass weathering” Procedia Earth and Planetary Science, 13, 64-67, 2015.

  - M. Saheb, A.Verney-Carron, L. Remusat, R. Duhamel, A. Gonzalez-Cano, J.-D. Mertz, C. Loisel, A. Chabas, O. Rozenbaum (2015) “Isotope tracers to investigate reactive zones in stones from built cultural heritage” Procedia Earth and Planetary Science. 13, 56-59, 2015.

  - B. Laurent, M. Roskosz, L. Remusat, F. Robert, H. Leroux, H. Vezin, C. Depecker, N. Nuns, J.-M. Lefebvre. “Early ionizing irradiation witnessed by the D/H distribution in chondritic organic matter” Nature Communications, 6:8567, 2015. doi: 10.1038/ncomms9567.

  - P. Beck, A. Pommerol, B. Zanda, L. Remusat, J.-P. Lorand, C. Göpel,  R. Hewins, S. Pont, E. Lewin, E. Quirico, B. Schmitt, G. Montes-Hernandez, A. Garenne, L. Bonal, O. Proux, J.-L. Hazemann, V.C.F. Chevrier. “A Noachian source region for the “Black Beauty” meteorite, and a source lithology for Mars surface hydrated dust?” Earth and Planetary Science Letters 427, 104 -111, 2015. doi: 10.1016/j.epsl.2015.06.033

  - C. Rumpel, K. Baumann, L. Remusat, M.-F. Dignac, P. Barré, D. Deldicque, G. Glasser, I. Lieberwirth, A. Chabbi “Nanoscale evidence of contrasted processes for root-derived organic matter stabilization by mineral interactions depending on soil depth” Soil Biology & Biochemistry 85, 82-88, 2015.

  - L. Piani, F. Robert and L. Remusat. “Micron-scale D/H heterogeneity in chondrite matrices: A signature of the pristine solar system water?” Earth and Planetary Science Letters 415, 154-164, 2015.

  - J. Alleon, S. Bernard, L. Remusat and F. Robert. “Estimation of nitrogen-to-carbon ratios of organics and carbon materials at the submicrometer scale.” Carbon, 84, 290-298, 2015 . doi:10.1016/j.carbon.2014.11.044

  - E. Dartois, C. Engrand, R. Brunetto, J. Duprat, T. Pino, E. Quirico, L. Remusat, N. Bardin, G. Briani, S. Mostefaoui, G. Morinaud, B. Crane, N. Szwec, L. Delauche, F. Jamme, C. Sandt and P. Dumas. “Interstellar and interplanetary carbonaceous solids in the laboratory.” Geochemical Journal, 48, 2015. doi:10.2343/geochemj.2.0330.

  - B. Laurent, M. Roskosz, L. Remusat, H. Leroux, H. Vezin, C. Depecker. “Isotopic and structural signature of experimentally irradiated organic matter”. Geochimica et Cosmochimica Acta, 142, 522-534, 2014. doi: 10.1016/j.gca.2014.07.023.

  - A. Stephant, L. Remusat, A. Thomen, F. Robert. “Reduction of OH contamination in quantification of water contents using NanoSIMS imaging”. Chemical Geology 380, 20-26, 2014. doi: 10.1016/j.chemgeo.2014.04.018

  - O. Bartoli, B. Cesare, L. Remusat, A. Acosta-Vigil, S. Poli. “The water content of granite embryos”. Earth and Planetary Science Letter 395, 281-290, 2014. doi: 10.1016/j.epsl.2014.03.031

  - A. Thomen, F. Robert and L. Remusat. “Determination of the Nitrogen abundance in Organic Material by NanoSIMS quantitative imaging.” Journal of Analytical Atomic Spectrometry. 29, 512-519, 2014. doi:10.1039/C3JA50313E

  - C. Le Guillou, S. Bernard, A. J. Brearley and 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

  - C. Le Guillou, L. Remusat, S. Bernard, A. J. Brearley, H. Leroux. “Amorphization and D/H fractionation of kerogens during experimental electron irradiation: comparison with chondritic organic matter” Icarus, 226, 101-110, 2013. doi:10.1016/j.icarus.2013.05.003

  - E. Dartois, C. Engrand, R. Brunetto, J. Duprat, T. Pino, E. Quirico, L. Remusat, N. Bardin, G. Briani, S. Mostefaoui, G. Morinaud, B. Crane, N. Szwec, L. Delauche, F. Jamme, C. Sandt and P. Dumas. “UltraCarbonaceous Antarctic micrometeorites, probing the solar system beyond the nitrogen snow-line.” Icarus, 224, 243-252, 2012. doi:10.1016/j.icarus.2013.03.002

  - L. Piani, L. Remusat and F. Robert. “Determination of the H isotopic composition of individual components in fine-scale mixtures of organic matter and phyllosilicates with the NanoSIMS.” Analytical Chemistry, 84, 10199-10206, 2012. doi:10.1021/ac301099u

  - L. Remusat, J.-N. Rouzaud, E. Charon, C. Le Guillou, Y. Guan and J. M. Eiler. “D-depleted organic matter and graphite in the Abee enstatite chondrite.” Geochimica et Cosmochimica Acta, 96, 319-335, 2012. doi: 10.1016/j.gca.2012.07.031

  - L. Remusat, P.-J. Hatton, P. S. Nico, B. Zeller, M. Kleber and D. Derrien. “NanoSIMS study of organic matter associated with soil aggregates: advantages, limitations and combination with STXM.” Environmental Science and Technology, 46, 3943-3949, 2012. doi: 10.1021/es203745k

  - P.-J. Hatton, L. Remusat, B. Zeller and D. Derrien. “A multi-scale approach to determine accurate elemental and isotopic ratios by NanoSIMS imaging” Rapid Communication in Mass Spectrometry, 26, 1363-1371, 2012.

  - C. Le Guillou, J.-N. Rouzaud, L. Bonal, E. Quirico, S. Derenne and L. Remusat. “High resolution TEM of chondritic carbonaceous matter: metamorphic evolution and heterogeneity.” Meteoritics and Planetary Science, 47, 345-362, 2012. doi: 10.1111/j.1945-5100.2012.01336.x.

  - N. Dauphas, L. Remusat, J. H. Chen, M. Roskosz, D. A. Papanastassiou, J. Stodolna, Y. Guan, C. Ma, and J. M. Eiler. "Neutron-rich chromium isotope anomalies in supernova nanoparticles" The Astrophysical Journal 720, 1577-1591, 2010.

  - C. Le Guillou, J.-N. Rouzaud, L. Remusat, A. Jambon, and M. Bourot-Denise. “Structures, origin and evolution of various carbon phases in the ureilite Northwest Africa 4742 compared with laboratory-shocked graphite”. Geochimica et Cosmochimica Acta 74, 4167-4185, 2010.

  - L. Remusat, Y. Guan, Y. Wang and J. M. Eiler. “Accretion and preservation of D-rich organic particles in carbonaceous chondrites: evidence for important transport in the early solar system nebula” The Astrophysical Journal, 713, 1048-1058, 2010.

  - L. Remusat, F. Robert, A. Meibom, S. Mostefaoui, O. Delpoux, L. Binet, D. Gourier et S. Derenne. “Proto-planetary disk chemistry recorded by deuterium-rich organic radicals in carbonaceous meteorites” The Astrophysical Journal, 698, 2087-2092, 2009.

  - L. Remusat, C. LeGuillou, J.-N. Rouzaud, L. Binet, S. Derenne et F. Robert. “Molecular study of the insoluble organic matter of Kainsaz CO3 carbonaceous chondrite: comparison with CI and CM IOM” Meteoritics and Planetary Science, 43, 1099-1111, 2008.

  - L. Remusat, F. Robert et S. Derenne. “The Insoluble Organic Matter in carbonaceous chondrites: chemical structure, isotopic composition and origin.” Comptes Rendus de l’Académie des Sciences Géosciences, 339, 895-906, 2007.

  - L. Remusat, F. Palhol, F. Robert, S. Derenne et C. France-Lanord. “Enrichment of deuterium in insoluble organic matter from primitive meteorites: A solar system origin?” Earth and Planetary Science Letters, 243, 15-25, 2006.

  - L. Remusat, S. Derenne et F. Robert. “New insight on aliphatic linkages in the macromolecular organic fraction of Orgueil and Murchison meteorites through ruthenium tetroxide oxidation.” Geochimica et Cosmochimica Acta, 69, 4377-4386, 2005.

  - L. Remusat, S. Derenne, F. Robert et H. Knicker. “New pyrolytic and spectroscopic data on Orgueil and Murchison Insoluble Organic Matter: A different origin than soluble?” Geochimica et Cosmochimica Acta, 69, 3919-3932, 2005.


Main Collaborators


  - Bernardo Cesare et Omar Bartoli (Univ Padova)

  - Hélène Bureau, Guillaume Fiquet, Brigitte Zanda, Roger Hewins, Sylvain Bernard (IMPMC)

  - Katell Quenea (Metis)

  - Delphine Derrien, Arnaud Legout, Gregory Van der Heiden (INRA Champenoux)

  - Mathieu Roskosz, Hugues Leroux (UMET Lille)

  - Jean-Pierre Lorand (Univ Nantes)

  - Laurette Piani (Univ Hokkaido)

  - Aurélien Thomen (Univ Hawaii)

  - Johanna Marin-Carbone (Univ St Etienne)

  - Julien Siebert (IPGP)

  - Cécile Engrand, Jean Duprat (CSNSM Orsay)

  - Emmanuel Dartois, Rosario Bruneto (IAS Orsay)

  - Jean-Noël Rouzaud (ENS Paris)



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Les métaux rares jouent un rôle critique pour le futur de notre société, à travers leur utilisation dans les technologies de l’ère numérique et de la transition énergétique. Cet avenir est néanmoins conditionné par les capacités d’approvisionnement. Parmi ces métaux, le scandium est particulièrement...

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Guillaume Fiquet (Guillaume.Fiquet @

Directeur de l'institut

33 +1 44 27 52 36


Nalini Loret (Nalini.Loret @

Attachée de direction

33 +1 44 27 52 17


Dany Thomas-Emery (danielle.thomas @

Gestion du personnel

33 +1 44 27 74 99


Danielle Raddas (cecile.duflot @

Gestion financière

33 +1 44 27 56 82


Cécile Duflot (cecile.duflot @

Chargée de communication

33 +1 44 27 46 86


Adresse postale

Institut de minéralogie, de physique des matériaux et de cosmochimie - UMR 7590

Université Pierre et Marie Curie - 4, place Jussieu - BC 115 - 75252 Paris Cedex 5


Adresse physique

Institut de minéralogie, de physique des matériaux et de cosmochimie - UMR 7590

Université Pierre et Marie Curie - 4, place Jussieu - Tour 23 - Barre 22-23, 4e étage - 75252 Paris Cedex 5


Adresse de livraison

Accès : 7 quai Saint Bernard - 75005 Paris, Tour 22.

Contact : Antonella Intili : Barre 22-23, 4e étage, pièce 420, 33 +1 44 27 25 61



Fax : 33 +1 44 27 51 52

Geobio Team @ IMPMC

The Geobio Team @ IMPMC brings together :

 - 10 permanent members

 - 3 postdoctoral fellows

 - 6 PhD students