Formation et postes

  • 2013 - Habilitation à Diriger des recherches (Empreintes isotopiques des interactions eau-roche)
  • 2003 - present : Maître de conférence, EOST, University of Strasbourg
  • 2001-2003 : Post-Doctoral Fellow, California Institute of Technology (Caltech) - Calcium isotopic fractionation during calcite precipitation (sup. G.J. Wasserburg)
  • 1997-2001 : Ph.D. Institut de Physique du Globe de Paris (IPGP) - Boron geochemical cycle : from continental weathering to seawater paleo-pH reconstruction (sup. J. Gaillardet and C.J. Allègre)
  • 1997 : DEA Géochimie Fondamentale et Appliquée, Université Paris
  • 1996 : Maitrise Science de la Terre, Université Paris 7
  • 1995 : Deug Sciences et Structure de la Matière Université Paris 7

Thèmes de recherche

  • Mécanismes et bilans de l’altération en domaine continental
  • Impact de la végétation sur le cycle géochimique des éléments de l’échelle du sol à celle du bassin versant
  • Développement de traceurs isotopiques des interactions eau-roche
  • Paléo-environnements

Recherche actuelle

  • Caractérisation isotopique des interactions sol-plantes
  • De l’origine intra-cristalline des fractionnements isotopiques à leur expression dans les sols
  • Enregistrements des paléo-intensités de l’altération au cours du dernier cycle glaciaire


  • Licence 1 : introduction à la géochimie (Nucléosynthèse)
  • Licence 2 : équilibres chimiques en solution
  • Licence 3 : chimie de la terre (col. F. Chabaux)
  • Licence 3 : géochimie de la Surface (col. S. Rihs)
  • Master 1 : dynamique des systèmes géochimiques
  • Master 2 : sources et propagation d’erreurs
  • Master 2 : mécanismes et bilans des interactions eau-sol-plante (col. S. Rihs)
  • cours de "isotopic biogechemistry" à l’université d’Upsala (Suède)

Responsabilités administratives

  • 2013-present : Responsable de l’équipe GICE (Géochimie Isotopique et Chimie de l’Environnement), LHyGeS, UMR 7517
  • 2013-present : Responsable du master ISiE (Ingenierie et géosciences pour l’Environnement), Université de Strasbourg, France
  • 2015-présent : membre de la commission recherche de l’EOST
  • 2010-présent : membre de la commission enseignement de l’EOST
  • 2012-2015 : Membre nommé CNU 36
  • 2010-2013 : membre nommé de la commission enseignement de l’EOST
  • 2009-2013 : Responsable pédagogique de la première année du master STUE (Sciences de la Terre, de l’Univers et de l’Environnement), filière ISiE (ingénierie et Sciences pour l’Environnement)
  • 2005-2013 :
    • membre élu du conseil de l’UMR 7517
    • membre élu du conseil de l’École et Observatoire des Sciences de la Terre (EOST)
  • 2005-2010 : membre élu de la commission scientifique de l’EOST


[…] Roux, P. Lemarchand D, Kirchen, G, Redon,P-O. and Turpault, M-P. (submitted) B and d11B biogeochemical cycle in the water-soil-plant system Chemical and boron isotope compositions of tourmaline from the Kiaka gold deposit (Burkina Faso): a proxy for monitoring the physico-chemical conditions of gold deposition. Science of the total environment

[…] Noguera, C.  Fritz, B. Clément B.  and Lemarchand D. (in revision) Modelling the precipitation of nanoparticles in a closed medium in the presence of seeds: Application to amorphous silica synthesis.

[33] Gutjahr M., Bordier L., Douville E., Farmer J., Foster G. L., Hathorne E. C., Hönisch B., Lemarchand D., Louvat P., McCulloch M., Noireaux J., Pallavicini N., Rae J. W. B., Rodushkin I., Roux P., Stewart J. A., Thil F. and You C. (2021) Sub‐Permil Interlaboratory Consistency for Solution‐Based Boron Isotope Analyses on Marine Carbonates. Geostand Geoanal Res 45, 59–75.

[32] Voinot, A., Turpault M-P., Rihs S., Mareschal L., Chabaux F. & Lemarchand D (2020) Probing silicate weathering in soil with boron isotopes, Geochim Cosmochim Acta, 547, 119671

[31] Gauriau J., Harlaux M., André-Mayer A.S., Eglinger A., Richard A., Fontaine A., Lefèbvre M., Béziat D., Villeneuve J. and Lemarchand D. (2020) Chemical and boron isotope compositions of tourmaline from the Kiaka gold deposit (Burkina Faso): a proxy for monitoring the physico-chemical conditions of gold deposition. Miner Deposita 1–20, doi:10.1007/s00126-020-01002-7.

[30] Rihs, S., Gontier, A., Voinot, A. Chabau, F. Pelt, E., Lemarchand, D. and Turpault, M-P. (2020) Field biotite weathering rate determination using U-series disequilibria. Geochim Cosmochim Acta (in press),doi:10.1016/gca.2020.01.023

[29] Brazier, J-M., Schmitt, A-D., Pelt, E., Lemarchand, D., Gangloff, S. Tacail, T. and Balter, V. (2019) Determination of radiogenic 87Sr/86Sr and stable d88/86Sr SRM987 isotope values of thirteen mineral, vegetal and animal reference materials by DS-TIMS. Geostandard and Geoanalytical Research, doi:10.1111/ggr.12308

[28] Ercolani, C., Lemarchand, D. & Dosseto, A. (2019). Insights on catchment-wide weathering regimes from boron isotopes in riverine material. Geochim Cosmochim Ac261, 35–55.

[27] Chabaux, F., Stille, P., Prunier, J., Gangloff, S., Lemarchand, D., Morvan, G., Négrel, J. Pelt, E., Pierret, M-C., Rihs, S. Schmitt, A-D., Trémolière, M. and Viville, D. (2019). Plant-soil-water interacvtions: Implications from U-Th-Ra isotope analysis in soils, soil solutions and vegetation (Stre,ngbach CZO, France). Geochimica Et Cosmochimica Acta, 259, 188-210.

[26] Prigent, C., Guillot, S. Agard, P., Lemarchand, D., Soret, M. and Ulrich, M.(2018)FME-rich and high δ11B fluid percolation during ductile strain localization in a nascent mantle wedge (Semail ophiolite, Oman), Earth and Planetary Science Letters, 484, 213-228.

[25] Clauer, N. Williams, L. Lemarchand, D., Florian, P and Honty, M. (2018) Illitization decrypted by B and Li isotope geochemistry of nanometer-sized illite crystals from bentonite beds, East Slovak basin. Chemical Geology, 477, 177-194.

[24] Roux P. Turpault M-P., Kirchen G. Redon P-O. and LemarchandD. (2017) Boron dissolved and particulate atmospheric inputs to a forest ecosystem (Northeastern France). Earth Sci. and Technology, 51, 14038-14046

[23] Simonsson. M., Bergholm, J., Lemarchand, D. & Hillier, S. (2016). Mineraolgy and biogeochemistry of potassium in the Skogaby experiment forest, southwest Sweden: pools, fluxes and K/Rb ratios in soil and biomass. Biogeochemistry, 131, 77-102.

[22] Gontier, A., Rihs, S., Chabaux, F., Lemarchand, D., Pelt, E., & Turpault, M.-P. (2015). Lack of bedrock grain size influence on the soil production rate. Geochimica Et Cosmochimica Acta, 166, 146–164

[21] Roux P., Lemarchand, D., Hughes, H. and Turpault M-P. (2015) A Rapid Method for Determining Boron Concentration (ID-ICP-MS) and δ11B (MC-ICP-MS) in Vegetation Samples after Microwave Digestion and Cation Exchange Chemical Purification. Geostandard and geoanalytical Research, DOI: 10.1111/j.1751-908X.2014.00328.x

[20] Lemarchand D., Jacobson, A.J. Cividini D. and Chabaux F. (2015), The major ion, 87Sr/86Sr, and δ11B geochemistry of groundwater in the Wyodak-Anderson coal bed aquifer (Powder River Basin, Wyoming, USA). (2015). The major ion, 87 Sr/86 Sr, and δ 11 B geochemistry of groundwater in the Wyodak-Anderson coal bed aquifer (Powder River Basin, Wyoming, USA). Compte rendu Geosciences.

[19] Lafay R., G. Montes-Hernandez, E. Janots, A-L. Auzende, R. Chiriac, D. Lemarchand, N. Findling and F. Toche (2014), Influence of trace elements on the textural properties of synthetic chrysotile: complementary insights from macroscopic measurements.Microporous & Mesoporous Materials. 183, 81-90.

[18] Voinot A, D. Lemarchand, F. Chabauxand M-P. Turpault (2013) Experimental dissolution vs. transformation of micas in acid soil conditions: clues from boron isotopes, Geochimica and Cosmochimica acta, 117, 144-160.

[17] Lemarchand D, D. Cividini, M-P. Turpault and F. Chabaux(2012)Boron isotopes in temperate forest granitic soils: exploring past and present water-rock interaction in weathering profile, Geochimica and Cosmochimica acta 98, 78-93.

[16] Schmitt, A.-D., N. Vigier, D. Lemarchand, R. Millot, P. Stille, and F. Chabaux (2012), Processes controlling the stable isotope compositions of Li, B, Mg and Ca in plants, soils and waters: A review, Comptes Rendus Geoscience, 344(11–12), 704-722.

[15] Rihs S., J. Prunier, B.Thien. D. Lemarchand, M-P. Pierret Marie-Claire, F. Chabaux (2011)Short-lived nuclides of the U and Th-series probing the kinetic of colloid migration in forested soils Geochimica and Cosmochimica acta 75, 7707–7724

[14] CobertF., Schmitt  A-D., StilleP., D.Lemarchand, CalvarusoC., CollignonC., Turpault M-P.  et ChabauxF. (2011) Biotic and abiotic experimental identification of bacterial influence on Ca isotopic signatures. Rapid Commun Mass Spectrom. 25(19), 2760-8

[13] ChabauxF., L. Ma, P. Sitlle, E. Pelt, M. Granet, D.Lemarchand, R. di Chiara RoupertR., S.L. Brantley (2011) Determination of chemical weathering rates from U series nuclides in soils and weathering profiles: principles, applications and limitations. Applied geochemistry, 26, S 1, S20-S23. doi: 10.1016/j.aogeochem. 2011.03.019

[12] Cividini D., D.Lemarchand, F. Chabaux, R. Boutin, M.-C. Pierret (2010) From biological to lithological control of the B geochemical cycle in a forest watershed (Strengbach, Vosges) Geochimica et Cosmochimica Acta 74 3143–3163

[11] Schmitt A-D. S. Gangloff, F. Cobert, D. Lemarchand, P. Stilleb and F. Chabaux (2010) High performance automated ion chromatography separation for Ca isotope measurements in geological and biological samples J. Anal. At. Spectrom., 2009, 24, 1089–1097

[10] Lemarchand D. (2009) Early survival of Antarctic ice. Nature 461, 1065-1066

[9] Cenki-Tok, B., Chabaux, F., Lemarchand, D., Schmitt, A. D., Pierret, M. C., Viville, D., Bagard, M. L., and Stille, P., (2009). The impact of water-rock interaction and vegetation on calcium isotope fractionation in soil- and stream waters of a small, forested catchment (the Strengbach case). Geochimica et Cosmochimica Acta 73, 2215-2228

[8] Lemarchand, D., and Gaillardet (2006) Transient features of the erosion of shales in the Mackenzie River Basin (Canada), evidences from boron isotopes. Earth and Planetary Science Letters. 245, 174-189.

[7] Pagani, M., Lemarchand, D., Spivack, A. and Gaillardet, J., (2005), A critical evaluation of the boron isotope-pH proxy, Geochim. Cosmochim. Acta. 69(4), 953-961.

[6] Lemarchand, D., Wasserburg, G.J., Papanastassiou D.A., (2004), Rate controlled calcium isotope fractionation in synthetic calcite, Geochim. Cosmo- chim. Acta, 68 (22), 4665-4678.

[5] Gonfiantini R., Tonarini S., Gröning M., Adorni-Braccesi A., Al-Ammar A.S., Ast- ner M., Bächler S., Barnes R.M., Bassett R.L., Cocherie A., Deyhle A., Dini A., Ferrara G., Gaillardet J., Grimm J., Guerrot C., Krähenbühl U., Layne G., Lemarchand D., Meixner A., Northington D.J., Pennisi M., Reitznerová E., Rodushkin I., Sugiura N., Surberg R., Tonn S., Wieden- beck M., Wunderli S., Xiao Y., Zack T., Intercomparison of Boron Isotope and Concentration Measurements. Part II: Evaluation of the results obtained. (2003) Geost. Newsletter

[4] Lemarchand, D., Gaillardet, J., Göpel, C. and Manhès, G., (2002). An optimized procedure for boron separation and mass spectrometry for river water samples. Chem. Geol., 182, 323-334.

[3] Lemarchand, D., Gaillardet, J., Lewin, É. and Allègre, C.J., (2002). Boron isotope systematics in large rivers: implications for the marine boron budget and paleo-pH reconstruction over the Cenozoic. Chem. Geol., 190, 123- 140.

[2] Gaillardet, J. Lemarchand, D., Göpel, C. and Manhès, G., 2001, Evaporation and sublimation of boric acid: application for boron purification from organic rich solutions. Geost. Newsletter, 25 (1), 67-75.

[1]Lemarchand, D., Gaillardet, J., Lewin, É. and Allègre, C.J., (2000), The influence of rivers on marine boron isotopes and implications for reconstructing past ocean pH, Nature, 408, 951-954.

Conférences invité et séminaires

[18]Lemarchand D, Roux P. Voinot, A. Cividini D. and Turpault M-P(2020)Cycle biogéochimique du bore : une empreinte des interactions sol-plante à l’échelle continentale (ISTO, Orléans)

[17]Lemarchand D, Chabaux, F., van der woerdJ., Pelt, E., di ChiaraR., AckererJ., Jia, G., ZhaoZ-Q, XuS., LiuC-Q (2019)Weathering and denudation rate determination: implication of the analysis of Chinese and French granitic weathering profiles(French-Chinese environment and biodiversity symposium)

[16]Lemarchand D (2019), Les fractionnements isotopiques du bore dans les plantes : Un outil pour étudier la dynamique long-terme des interactions sol-plante (CEREGE, Aix-en-Provence)

[15] Gaillardet, J. and Lemarchand D (2018), The use of Boron isotopes to explore Critical Zone Processes (Goldschmidt Conference, Boston, USA)

[14] Perez, A. Daval. D., Lemarchand D., Fournier M., Vital M. and Gin, S. (2017) Comparing reactivity of glasses with their crystalline equivalents: the case study of albite (Goldschmidt Conference, Paris, France)

[13] Lemarchand D and R. diChiara Roupert (2015) modeling stable isotopes in the critical zone (Goldschmidt Conference, Prague, Czech Republic)

[12] Lemarchand D, A-D. Schmitt and A. Dosseto (2014) From modern soils to sedimentary records, the weathering processes seen by B and Ca isotopes  – GeoQUest Seminar, Wollongong (Australia)

[11] Lemarchand D, M-P. Turpault, A. Voinot, D. Cividini and F. Chabaux (2012) les mécanismes de l'altération des silicates vus par les isotopes du bore  – GET, France

[10] Lemarchand D, M-P. Turpault, A. Voinot, D. Cividini and F. Chabaux (2012) les mécanismes de l'altération des silicates vus par les isotopes du bore  – CEMHTI, France

[9] Lemarchand D, A. Voinot, D. Cividini, F. Chabauxand M-P. Turpault (2012) From intracrystalline to bulk soil investigation of plant-mineral interaction – Future Forest workshop (Sweden).

[8] Lemarchand D, D. Cividini, M-P. Turpault and F. Chabaux(2011) Boron isotopes profile in temperate forest granitic soils: a clue for exploring past and present weathering conditions. EGU Conference, Vienne (Austria)

[7] Lemarchand D. M. van Bergen, M. Jeambrun, A-M. Karpoff & P. van Cappellen (2011) Quel pH pour un océan primitif habitable? (IPGP, France)

[6] Lemarchand D. (2010) Seeking sawater-pH during the Earth history (Department of earth sciences, Utrecht university, the Netherland)

[5] Lemarchand, D. Cividini D., Lemarchand E., Pierret M-C., and Chabaux, F. (2008) Distribution of stable isotopes in soil, a clue to discriminate between lithogenic and biogenic fluxes. Goldschmidt Conference, Vancouver (Canada)

[4] Lemarchand, D. and J. GAillardet (2005) Les états transitoires de l'altération des shales vus parles isotopes du bore, CRPG, France.

[3] Lemarchand, D. G. Wasserburg and D. Papanastassiou (2004) Rate controlled fractionation of Ca isotopes (44Ca/40Ca) in synthetic calcite, Kiel, Germany.

[2] Lemarchand, (2003) Use and abuse of B isotopes to reconstruct past seawater-pH, Caltech, USA.

[1] Lemarchand, J. Gaillardet and C. Allègre (2001) Des isotopes du bore au pale-pH des oceans (Université Paul Sabatier, Toulouse)