Laurent Remusat

Scientific Expertise

Organic-Mineral Interactions in Meteorites

Water Content in Geological Samples

D/H Isotopic Signatures

Carbon and Nitrogen Cycles in Soils

Photo : © MNHN - Agnès Iatzoura

PI of the ERC project HYDROMA

Contact Details

Office : Site Buffon, 2th Floor, Room 206

Mail : laurent.remusat(at)mnhn.fr

Analytical Skills

  - NanoSIMS, GC-MS and GC-irMS

Professional Resume

  - Since 2020: Senior CNRS Researcher in Mineralogy/Geochemistry

  - Since 2019: Head of the PAM (MNHN Analytical Facilities)

  - 2009-2020: Junior CNRS Researcher in Mineralogy/Geochemistry

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

Educational Background

  - HDR in Universe and Earth Sciences, MNHN - 2017

  - Ph.D. in Fundamental and Applied Geochemistry, MNHN - 2006

  - Agregation in Life Sciences - 2001

Publications

  - E. Quirico et al. “Compositional heterogeneity of insoluble organic matter extracted from asteroid Ryugu samples.” Meteoritics and Planetary Science. 2023 in press.

  - I. Criouet, J.-C. Viennet, F. Baron, E. Balan, A. Buch, L. Delbes, M. Guillaumet, L. Remusat and S. Bernard “Influence of pH on the Hydrothermal Synthesis of Al-Substituted Smectites (Saponite, Beidellite, and Nontronite).” Clays and Clay Minerals. 2023. doi:10.1007/s42860-023-00255-3

  - L. Bonal et al. “The thermal history of Ryugu based on Raman characterization of Hayabusa2 samples.” Icarus. 408, 115826. 2023. doi: 10.1016/j.icarus.2023.115826

- I. Criouet, J.-C. Viennet, F. Baron, A. Buch, E. Balan, F. Skouri-Panet, M. Guillaumet, L. Delbes, L. Remusat and S. Bernard “Degradation of microbial signatures in the presence of clay minerals under Martian subsurface conditions.” Icarus. 406, 115743. 2023. doi:10.1016/j.icarus.2023.115743

  - Y. Kebukawa et al. “Infrared absorption spectra from organic matter in the asteroid Ryugu samples: Some unique natures compared to unheated carbonaceous chondrites.” Meteoritics and Planetary Science. 2023. doi: 10.1111/maps.14064

  - D. Vangu, H. Bureau, H. Khodja, M. Charrondiere, I. Esteve, K. Béneut, L. Remusat, E. Gaillou, P. Cartigny, J.-C. Bouillard “Combination of ERDA, FTIR spectroscopy and NanoSIMS for the characterization of hydrogen incorporation in natural diamonds.” Diamond Relat. Mater. 136, 110007. 2023. doi: 10.1016/j.diamond.2023.110007

  - M. Lecasble, S. Bernard, J.-C. Viennet, I. Criouet, L. Remusat, “Influence of hydrothermal asteroidal conditions on the molecular structure and isotopic compositions of polycyclic aromatic hydrocarbons.” Icarus 401, 115603. 2023. doi: 10.1016/j.icarus.2023.115603

  - Y. Kebukawa, J. Mathurin , E. Dartois, A. Dazzi, A. Deniset-Besseau, J. Duprat, L. Remusat, T. Noguchi, A. Miyake , Y.Igami, M. Verdier Paoletti, M. E. Zolensky, C. Engrand, C. Sandt, F. Borondics, S. Yamashita, D. Wakabayashi, Y. Takeichi, Y. Takahashi “Complex mixture of organic matter in a xenolithic clast from the Zag meteorite revealed by coordinated analyses using AFM-IR, NanoSIMS and STXM/XANES.” Icarus. 400, 115582. 2023. doi: 10.1016/j.icarus.2023.115582

  - E. Dartois et al. “Chemical composition of carbonaceous asteroid Ryugu from synchrotron spectroscopy in the mid- to far-infrared of Hayabusa2-returned samples.” Astronomy & Astrophysics. 671, A2. 2023. doi: 10.1051/0004-6361/202244702

  - P. Zandi, X. Xia, J. Yang, J. Liu, L. Remusat, C. Rumpel, E Bloem, B. Barabasz Krasny, E. Schnug “Speciation and distribution of chromium (Cr) in rice root tip and mature zone: the importance and impact of root exudation and iron plaque in Cr bioavailability.” Journal of Hazardous Materials. 448, pp 130992. 2023. doi: 10.1016/j.jhazmat.2023.130992

  - A. Borghini, G. Nicoli, S. Ferrero, P. J. O’Brien, O. Laurent, L. Remusat, G. Borghini and S. Milani “The role of continental subduction in mantle metasomatism and carbon recycling revealed by melt inclusions in UHP eclogites.” Science Advances. 9, eabp9482. 2023. doi: 10.1126/sciadv.abp9482

  - H. Yabuta et al. “Macromolecular organic matter in samples of the asteroid (162173) Ryugu.” Science. 379, eabn9057. 2023. doi: 10.1126/science.abn9057

  - G. Danger, A. Ruf, T. Javelle, J. Maillard, V. Vinogradoff, C. Afonso, I. Schmitz-Afonso, L. Remusat, Z. Gabelica and P. Schmitt-Kopplin “The transition from soluble to insoluble organic matter in interstellar ice analogs and meteorites.” Astronomy and Astrophysics. 13, pp 2909. 2022. doi: 10.1051/0004-6361/202244191

  - M. Lecasble, L. Remusat, J.-C. Viennet, B. Laurent, S. Bernard. “Polycyclic aromatic hydrocarbons in carbonaceous chondrites can be used as tracers of both pre-accretion and secondary processes.” Geochimica et Cosmochimica Acta. 335, 243-255. 2022. doi: 10.1016/j.gca.2022.08.039

  - B. Laurent, L. Remusat, J.-C. Viennet, R. Brunetto, L. Binet, M. Ciocco, A. Brunelle, C. Bouvier and S. Bernard “Preservation of the isotope signatures in chondritic IOM during aqueous alteration.” Geochemical Perspectives Letters. 23, 28-32. 2022. doi : 10.7185/geochemlet.2233.

  - Barosch J. et al. “Presolar Stardust in Asteroid Ryugu.” The Astrophysical Journal Letters. 935, L3. 2022. doi : 10.3847/2041-8213/ac83bd.

  - B. Laurent, J. Maillard, C. Afonso, G. Danger, P. Giusti and L. Remusat  “Diversity of chondritic organic matter probed by ultra-high resolution mass spectrometry.” Geochemical Perspectives Letters. 22, 31-35. 2022. doi : 10.7185/geochemlet.2224

  - S. Azevedo-Vannson, L. Remusat, H. Bureau, K. Béneut, B. Cesare, H. Khodja, M. Jiménez-Mejías, M. Roskosz “NanoSIMS determination of the water content of staurolite.” Rapid Communications in Mass Spectrometry. 36, e9331. 2022.  doi: 10.1002/rcm.9331.

  - S. Tumiati, S. Recchia, L. Remusat, C. Tiraboschi, D. Sverjensky, C. Manning, A. Vitale Brovarone, A. Boutier, D. Spanu, and S. Poli “Subducted organic matter buffered by marine carbonate rules the carbon isotopic signature of arc emissions.” Nature Communications. 13, 2909. 2022. doi: 10.1038/s41467-022-30421-5

  - C. Serra, J. Lange, Q. Blancart Remaury, R. Timouni, G. Danger, B. Laurent, L. Remusat, C. Geffroy et P. Poinot “Integrative analytical workflow to enhance comprehensive analysis of organic molecules in extraterrestrial objects.” Tantala. 243, 123324. 2022. doi :10.1016/j.talanta.2022.123324.

  - J. Marin-Carbonne, M.-N. Decraene, R. Havas, L. Remusat, V. Pasquier, J. Alleon, N. Zeyen, A. Bouton, S. Bernard, S. Escrig, N. Olivier, E. Vennin, A. Meibom, K. Benzerara, C. Thomazo “Microbialitic micropyrite: a pristine time capsule of microbial sulfate reduction.” Geochemical Perspectives Letters. 21, 7-12. 2022. doi :10.7185/geochemlet.2209

  - M. Ciocco, M. Roskosz, B. Doisneau, O. Beyssac, S. Mostefaoui, L. Remusat, H. Leroux and M. Gounelle “Impact dynamics of the L chondrites parent asteroid.” Meteoritics and Planetary Science. 57, 759-775. 2022. doi: 10.1111/maps.13793

  - J.C. Viennet, C. Guillou, L. Remusat, F. Baron, L. Delbes, A.M. Blanchenet, B. Laurent, I. Criouet and S. Bernard “Experimental investigation of Fe-clay/organic interactions under asteroidal conditions”. Geochimica et Cosmochimica Acta. 318, 352-365. 2022. doi: 10.1016/j.gca.2021.12.002

  - P. Vernazza et al. “Sample return of primitive matter from the outer Solar System.” Experimental Astronomy. 12, 3538. 2021. doi: 10.1007/s10686-021-09811-y

  - G. Danger, V. Vinogradoff, M. Matzka, J.-C. viennet, L. Remusat, S. Bernard, A. Ruf, L. Le Sergeant d'Hendecourt and P. Schmitt-Kopplin  “Exploring the link between molecular cloud ices and chondritic organic matter in laboratory.” Nature Communications. 12, 3538. 2021. doi:10.1038/s41467-021-23895-2

  - T.-A. Suer, J. Siebert, L. Remusat, J. Day, S. Borensztajn, B. Doisneau and G. Fiquet “Reconciling metal-silicate partitioning and late accretion in the Earth” Nature Communications. 12, 2913. 2021. doi: 10.1038/s41467-021-23137-5

  - M. d'Ischia, P. Manini, Z. Martins, L. Remusat, C.M.O'D. Alexander, C. Puzzarini, V. Barone, and R. Saladino “Insoluble Organic Matter in Chondrites: Archetypal Melanin-Like PAH-Based Multifunctionality at the Origin of Life?”. Physics of Life Rewiews. 37, 65-97. 2021. doi: 10.1016/j.plrev.2021.03.002

  - S. Ferrero, J. J. Ague, P. J. O’Brien, B. Wunder, L. Remusat, M. A. Ziemann, and J. Axler “High pressure, halogen-bearing melt preserved in ultra-high temperature felsic granulites of the Central Maine Terrane, Connecticut (US)”. American Mineralogist, 106, 1225-1236. 2021. doi: 10.2138/am-2021-7690

  - J.C. Viennet, S. Bernard, C. Guillou, V. Sautter, B. Gregoire, A. Jambon, S. Pont, O. Beyssac, B. Zanda, R. Hewins, and L. Remusat “Martian magmatic clay minerals forming vesicles: perfect niches for emerging life?”. Astrobiology, 21, 605-612. 2021. doi: 10.1089/ast.2020.2345

  - G. Danger, A. Ruf, J. Maillard, J. Hertzog, V. Vinogradoff, P. Schmitt-Kopplin, C. Afonso, N. Carrasco, I. Schmitz-Afonso, L. Le Sergeant d'Hendecourt and L. Remusat. “Unprecedented Molecular Diversity Revealed in Meteoritic Insoluble Organic Matter: The Paris Meteorite's Case.” The Planetary Science Journal, 1, 55. 2020. doi: 10.3847/PSJ/abb60f

  - L. Gentaz, M. Saheb, A. Verney-Carron, L. Sessegolo, A. Chabas, N. Nuns, L. Remusat, A. Gonzalez-Cano, C. Fourdrin, J.-D. Mertz. “Reactivity of secondary phases in weathered limestone using isotopic tracers (D and 18O)”. Environmental Science and Pollution Research. 2020. doi: 10.1007/s11356-020-10644-z

  - O. Gianola, O. Bartoli, B. Cesare, F. Ferri, A. Galli, S. Ferrero, L. Capizzi, C. Liebske, L. Remusat, S. Poli. “Anatectic melt inclusions in ultra-high temperature granulites”. Journal of Metamorphic Geology. 2020. doi: 10.1111/jmg.12567

  - F. Ferri, B. Cesare, O. Bartoli, S. Ferrero, R. Palmeri, L. Remusat, S. Poli. “Melt inclusions at Mt. Edixon (Antarctica): chemistry, petrology and implications for the evolution on the Lanterman Range”. Lithos 374-375, 105685. 2020. doi: 10.1016/j.lithos.2020.105685

  - V. Vinogradoff, C. Le Guillou, S. Bernard, J.-C. Viennet, M. Jaber, L. Remusat. “Influence of phyllosilicates on the hydrothermal alteration of organic matter in asteroids: experimental perspectives”. Geochimica et Cosmochimica Acta 269, 150 – 166. 2020. Doi: 10.1016/j.gca.2019.10.029

  - O. Bartoli, A. Acosta-Vigil, B. Cesare, L. Remusat, A. Gonzalez-Cano, M. Wälle; L. Tajcmanova, A. Langone “Geochemistry of Eocene-Early Oligocene low-temperature crustal melts from Greater Himalayan Sequence (Nepal): a nanogranitoid perspective”. Contributions to Mineralogy and Petrology 174, 82. 2019. Doi:/10.1007/s00410-019-1622-2

  - L. Remusat, J.-Y. Bonnet, S. Bernard, A. Buch, E. Quirico. “Molecular and isotopic behavior of Insoluble Organic Matter of the Orgueil meteorite upon heating”. Geochimica et Cosmochimica Acta 263, 235 – 249. 2019. Doi: 10.1016/j.gca.2019.07.013

  - C. Strullu-Derrien, S. Bernard, A.R.T. Spencer, L. Remusat, P. Kenrick, D. Derrien. “On the structure and chemistry of fossils of the earliest woody plant”. Paleontology 2019. doi: 10.1111/pala.12440.

  - A.Vidal, F. Watteau, L. Remusat, C. W. Mueller, T.-T. Nguyen Tu, F. Bruegger, S. Derenne, K. Quenea. “ Earthworm Cast Formation and Development: A Shift From Plant Litter to Mineral Associated Organic Matter”. Frontiers in Environmental Science 7, 55. 2019. Doi: 10.3389/fenvs.2019.00055

  - A. Chandramohan, E. Duprat, L. Remusat, S. Zirah, C. Lombard, A. Kish. “Novel Mechanism for Surface Layer Shedding and Regenerating in Bacteria Exposed to Metal-Contaminated Conditions”. Frontiers in Microbiology 9, 3210. 2019. Doi: 10.3389/fmicb.2018.03210

  - D.V. Bekaert, Y. Marrocchi, A. Meshik, L. Remusat, B. Marty. “ Primordial heavy noble gases in the pristine Paris carbonaceous chondrite”. Meteoritics and Planetary Science 54, 395-414. 2019. Doi: 10.1111/maps.13213

  - B. B. Carvalho, O. Bartoli, F. Ferri, B. Cesare, S. Ferrero, L. Remusat, L. S. Capizzi, S. Poli. “ Anatexis and fluid regime of the deep continental crust: new clues from melt and fluid inclusions in metapelitic migmatites from Ivrea Zone (NW Italy)”. Journal of Metamorphic Geology 37, 951–975. 2019. Doi: 10.1111/jmg.12463.

  - L. Créon, G. Levresse, G. Carrasco-Nuñez, L. Remusat. “ Evidence of a shallow magma reservoir below Los Humeros volcanic complex: Insights from the geochemistry of silicate melt inclusions”. Journal of South American Earth Sciences 88, 446-458. 2018. Doi: 10.1016/j.jsames.2018.09.017

  - J.-P. Lorand, R. H. Hewins, M. Humayun, L. Remusat, B Zanda, C. La, S. Pont. “Chalcophile-siderophile element systematics of hydrothermal pyrite from martian regolith breccia NWA 7533”. Geochimica et Cosmochimica Acta 241, 134-149. 2018. Doi: 10.1016/j.gca.2018.08.041

  - M. Roskosz, E. Deloule, J. Ingrin, C. Depecker, D. Laporte, S. Merkel, L. Remusat, H. Leroux. “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.

  - H. Bureau, L. Remusat, I. Esteve, D. Pinti, P. Cartigny. “The Growth of Lithospheric Diamonds”. Science Advances, 4, 2018. doi: 10.1126/sciadv.aat1602

  - L. Sessegolo, A. Verney-Carron, M. Saheb, L. Remusat, A. Gonzalez-Cano, N. Nuns, J.-D. Mertz, C. Loisel, A. Chabas. “Long-term weathering rate of stained glass windows using H and O isotopes”. npj Materials Degradation 2, 17, 2018. doi: 10.1038/s41529-018-0038-1

  - L. Créon, G. Levresse, L. Remusat, H. Bureau, G. Carrasco-Nuñez. “ New method for silicate melt inclusion homogenization: A mathematical approach coupling X‐ray microtomography, geochemistry and thermodynamics”. Chemical Geology. 483, 162-173, 2018. doi: 10.1016/j.chemgeo.2018.02.038.

  - L. Piani, H. Yurimoto, L. Remusat. “A dual origin for water in carbonaceous asteroids revealed by CM chondrites”. Nature Astronomy. 2, 317-323, 2018. doi:10.1038/s41550-018-0413-4

  - J. Marin-Carbonne, L. Remusat, M. C. Sforna, C. Thomazo, P. Cartigny and P. Philippot. “Sulfur isotope signal of nano-pyrites enclosed in 2.7 Ga old stromatolitic organic remains reveal microbial sulfate reduction”. Geobiology 16, 121-138, 2018. doi: 10.1111/gbi.12275

 - V. Vinogradoff, S. Bernard, C. Le Guillou, L. Remusat. “Evolution of interstellar organic compounds under asteroidal hydrothermal conditions”. Icarus 305, 358-370, 2018. doi: 10.1016/j.icarus.2017.12.019

  - H. Pilorgé, B. Reynard, L. Remusat, S. Le Floch, G. Montagnac, H. Cardon. "D/H diffusion in serpentine”. Geochimica et Cosmochimica Acta 211, 355-371, 2017. doi: 10.1016/j.gca.2017.04.010

  - 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

  - D. Daval, S. Bernard, L. Remusat, B. Wild, F.Guyot, J.-S. Micha, F. Rieutord, V. Magnin, A. Fernandez-Martinez. “Dynamics of altered surface layer formation on dissolving silicates”. Geochimica et Cosmochimica Acta. 209, 51-69, 2017. doi: 10.1016/j.gca.2017.04.010

  - T.-A. Suer, J. Siebert, L. Remusat, N. Menguy, G. Fiquet. “A sulfur-poor terrestrial core inferred from metal-silicate partitioning experiments”. Earth and Planetary Science Letters 469, 84-97, 2017. doi:10.1016/j.epsl.2017.04.016

  - L. Gavilan, L. Remusat, M. Roskosz, H. Popescu, N. Jaouen, C. Sandt, C. Jäger, T. Henning, A. Simionovici, J.-L. Lemaire, D. Mangin, N. Carrasco. “X-ray induced deuterium enrichment of N-rich organics in protoplanetary disks: an experimental investigation using synchrotron light”. The Astrophysical Journal 840:35, 2017. doi:10.3847/1538-4357/aa6bfc

  - L. Créon, V. Rouchon, S. Youssef, E. Rosenberg, G. Delpech, C. Szabó, L. Remusat, S. Mostefaoui, P. D. Asimow, P. M. Antoshechkina, M. S. Ghiorso, E. Boller, F. Guyot. “Highly CO2-supersaturated melts in the Pannonian lithospheric mantle – A transient carbon reservoir?”. Lithos 286, 519–533, 2017. doi: 10.1016/j.lithos.2016.12.009.

  - A. Stephant, L. Remusat, F. Robert. “Water in type I chondrules of Paris CM chondrite”. Geochimica et Cosmochimica Acta. 199, 75-90, 2017. doi:10.1016/j.gca.2016.11.031

  - R. Hewins, B. Zanda, M. Humayun, A. Nemchin, J.-P. Lorand, S. Pont, D. Deldicque, J. J. Bellucci, P. Beck, H. Leroux, M. Marinova, L. Remusat, C. Göpel, E. Lewin, M. Grange, A. Kennedy, M. J. Whitehouse. “Regolith breccia Northwest Africa 7533: Mineralogy and petrology with implications for early Mars”. Meteoritics and Planetary Science 52, 89-124, 2017. doi :10.1111/maps.12740

  - 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, 832:55, 2016. doi:10.3847/0004-637X/832/1/55.

  - 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)