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Julien Bouchez

Julien Bouchez
Main information
Head of the Team "Geochemistry of Outer Layers"
External Envelopes Geochemistry
0183957837
IPGP - Bureau 562 - 1, rue Jussieu - 75238 Paris cedex 05

Content / Work

I am a Critical Zone scientist, with a particular interest and expertise in (isotope) geochemistry. My core research interest is to provide a better understanding of how rock chemical weathering, soil erosion, and river transport shape the Earth surface and drive biogeochemical cycles.

Projects

EROSAT

EROSAT

Because of their role in erosion and sediment supply in rivers, gravity instabilities are one of the most important geophysical processes in explainin...

PALAVAS: Present and pAst weathering fLuxes from tropicAl Volcanic islAndS

PALAVAS: Present and pAst weathering fLuxes from tropicAl Volcanic islAndS

On the geologic time scale, chemical weathering of silicate rocks is the largest sink for atmospheric CO2. It has been suggested that the weathering o...

TOF-COL

TOF-COL

The formation of nano-sized (between 1 nm and 1 µm) particles is one of the most under-constrained processes of soil formation, while their export by ...

Publications

Ke Yutian, Calmels Damien, Bouchez Julien, Massault Marc, Chetelat Benjamin, Noret Aurélie, Cai Hongming, Chen Jiubin, Gaillardet Jérôme, Quantin Cécile. Channel cross-section heterogeneity of particulate organic carbon transport in the Huanghe. Earth Surface Dynamics, European Geosciences Union, 15 February 2024, 12. <10.5194/esurf-12-347-2024>

Rapuc William, Giguet-Covex Charline, Bouchez Julien, Sabatier Pierre, Gaillardet Jérôme, Jacq Kévin, Genuite Kim, Poulenard Jérôme, Messager Erwan, Arnaud Fabien. Human-triggered magnification of erosion rates in European Alps since the Bronze Age. Nature Communications, Nature Publishing Group, 10 February 2024, 15. <10.1038/s41467-024-45123-3>

Floury Paul, Bouchez Julien, Druhan Jennifer, Gaillardet Jérôme, Blanchouin Arnaud, Gayer Éric, Ansart Patrick. Linking Dynamic Water Storage and Subsurface Geochemical Structure Using High‐Frequency Concentration‐Discharge Records. Water Resources Research, American Geophysical Union, 18 January 2024, 60. <10.1029/2022WR033999>

Zhang Xu (Yvon), Bajard Manon, Bouchez Julien, Sabatier Pierre, Poulenard Jérôme, Arnaud Fabien, Crouzet Christian, Kuessner Marie, Dellinger Mathieu, Gaillardet Jérôme. Evolution of the alpine Critical Zone since the Last Glacial Period using Li isotopes from lake sediments. Earth and Planetary Science Letters, Elsevier, December 2023, 624. <10.1016/j.epsl.2023.118463>

Ke Yutian, Calmels Damien, Bouchez Julien, Massault Marc, Chetelat Benjamin, Noret Aurélie, Cai Hongming, Chen Jiubin, Gaillardet Jérôme, Quantin Cécile. Channel cross-section heterogeneity of particulate organic carbon transport in the Huanghe. EGUsphere, Copernicus, 14 June 2023. <10.5194/egusphere-2023-1045>

Ke Yutian, Calmels Damien, Bouchez Julien, Massault Marc, Chetelat Benjamin, Noret Aurélie, Cai Hongming, Chen Jiubin, Gaillardet Jérôme, Quantin Cécile. Channel cross-section heterogeneity of particulate organic carbon transport in the Huanghe. EGUsphere, Copernicus, 14 June 2023. <10.5194/egusphere-2023-1045>

Štulc Anna Imbert, Poszwa Anne, Beuret Maximilien, Ponton Stéphane, Dupouey Jean-Luc, Bouchez Julien, Rigoussen Dimitri, Bardin Jérémie, Delarue Frédéric, Coubray S., Lemoine Michel, Rose Christophe, Ruelle Julien, Girardclos Olivier, Penagos Clara, Hunot Jean-Yves, Nguyen Tu Thanh Thuy, Dufraisse Alexa. Multi-tracer approach to study the provenance of the charred medieval timbers of the framework of Notre-Dame de Paris. 17 April 2023.

Aarons Sarah M., Dauphas Nicolas, Greber Nicolas D., Roskosz Mathieu, Bouchez Julien, Carley Tamara, Liu Xiao-Ming, Rudnick Roberta L., Gaillardet Jérôme. Titanium transport and isotopic fractionation in the Critical Zone. Geochimica et Cosmochimica Acta, Elsevier, 2023, 352. <10.1016/j.gca.2023.05.008>

Štulc Anna Imbert, Poszwa Anne, Ponton Stéphane, Dupouey Jean-Luc, Bouchez Julien, Bardin Jérémie, Delarue Frédéric, Coubray Sylvie, Lemoine Michel, Rose Christophe, Ruelle Julien, Beuret Maximilien, Nguyen Tu Thanh Thuy, Dufraisse Alexa. Multi-elemental and Strontium-Neodymium Isotopic Signatures in Charred Wood: Potential for Wood Provenance Studies. International Journal of Wood Culture, Brill, 2023, 3. <10.1163/27723194-bja10019>

Ke Yutian, Calmels Damien, Bouchez Julien, Quantin Cécile. MOdern River archivEs of Particulate Organic Carbon: MOREPOC. 21 November 2022. <10.5194/essd-2022-161>

Ke Yutian, Calmels Damien, Bouchez Julien, Quantin Cécile. MOdern River archivEs of Particulate Organic Carbon: MOREPOC. Earth System Science Data, Copernicus Publications, 28 October 2022, 14. <10.5194/essd-14-4743-2022>

Ke Yutian, Calmels Damien, Bouchez Julien, Quantin Cécile. MOdern River archivEs of Particulate Organic Carbon: MOREPOC. Earth System Science Data, Copernicus Publications, 28 October 2022, 14. <10.5194/essd-14-4743-2022>

Bouchez Julien, Charbonnier Quentin, Gaillardet Jérôme, Gayer E., Porder S.. A global imbalance in potassium and barium river export: the result of biological uptake?. Geochemical Perspectives Letters, European Assoication of Geochemistry, May 2022, 21. <10.7185/geochemlet.2214>

Imbert Stulc Anna, Poszwa Anne, Ponton Stéphane, Dupouey Jean-Luc, Bouchez Julien, Bardin Jérémie, Delarue Frédéric, Coubray S., Lemoine Michel, Rose Christophe, Ruelle Julien, Beuret Maximillien, Nguyen Tu Thanh Thuy, Dufraisse Alexa. Multi-element composition and isotopic signatures of strontium and neodymium in charred wood and their potential for provenance studies. April 2022.

Bouchez Julien, Charbonnier Quentin, Gaillardet Jérôme, Calmels Damien, Dellinger Mathieu. The influence of black shale weathering on riverine barium isotopes. Chemical Geology, Elsevier, April 2022, 594. <10.1016/j.chemgeo.2022.120741>

Bouchez Julien, von Blanckenburg Friedhelm, Willenbring Jane K., Ibarra Daniel E., Rugenstein Jeremy K. Caves. There is no Neogene denudation conundrum. Proceedings of the National Academy of Sciences of the United States of America, National Academy of Sciences, 2022, 119. <10.1073/pnas.2202387119>

Bouchez Julien, Golla Jon K., Kuessner Marie L., Rempe Daniella M., Druhan Jennifer L.. Subsurface weathering signatures in stream chemistry during an intense storm. Earth and Planetary Science Letters, Elsevier, 2022, 595. <10.1016/j.epsl.2022.117773>

Bouchez Julien, von Blanckenburg Friedhelm. The role of vegetation in setting strontium stable isotope ratios in the Critical Zone. American journal of science, American Journal of Science, 12 November 2021, 321. <10.2475/08.2021.04>

von Blanckenburg Friedhelm, Schuessler Jan, Bouchez Julien, Frings Patrick, Uhlig David, Oelze Marcus, Frick Daniel, Hewawasam Tilak, Dixon Jeannie, Norton Kevin. Rock weathering and nutrient cycling along an erodosequence. American journal of science, American Journal of Science, 12 November 2021, 321. <10.2475/08.2021.01>

Rapuc William, Bouchez Julien, Sabatier Pierre, Gaillardet Jerome, Arnaud Fabien. Evaluation quantitative de l'impact des activités humaines et des fluctuations climatiques sur l'érosion de la Zone Critique dans les Alpes depuis 10000 ans. 01 November 2021.