{"id":302,"date":"2026-03-26T10:42:20","date_gmt":"2026-03-26T09:42:20","guid":{"rendered":"https:\/\/geops.geol.u-psud.fr\/pds\/?page_id=302"},"modified":"2026-03-26T10:42:20","modified_gmt":"2026-03-26T09:42:20","slug":"theses-en-cours-et-soutenues-2","status":"publish","type":"page","link":"https:\/\/geops.geol.u-psud.fr\/pds\/theses-en-cours-et-soutenues-2\/","title":{"rendered":"Th\u00e8ses en cours et soutenues"},"content":{"rendered":"

Th\u00e8ses en cours et soutenues<\/strong><\/h1><\/div><\/div><\/div>
Post-doc<\/span><\/a><\/div><\/div><\/div>
Th\u00e8ses en cours<\/span><\/a><\/div><\/div><\/div>
Th\u00e8ses soutenues<\/span><\/a><\/div><\/div><\/div><\/div><\/div>
<\/div>
<\/div><\/div>

Postdoc en cours <\/strong><\/h3><\/div><\/div><\/div><\/div><\/div>

2025 – 2027<\/h4><\/div>

Emily Watts<\/h4><\/div><\/div><\/div>

Titre :<\/strong> Spatial and temporal variability in Patagonian fjord organic carbon sources and accumulation rates<\/p>\n

Encadrement :<\/strong> Sebastien Bertrand<\/p>\n<\/div><\/div><\/div>

<\/div><\/div><\/div><\/div><\/div><\/div>

2024 – 2026<\/h4><\/div>

Nicolas Pige<\/h4><\/div><\/div><\/div>

Titre :<\/strong> Dynamics of the carbonate counter-pump over the last 800 ka in the Southern Ocean and its impact on atmospheric pCO2<\/p>\n

Encadrement :<\/strong> St\u00e9phanie Duchamp-Alphonse<\/p>\n<\/div><\/div><\/div>

<\/div><\/div><\/div><\/div><\/div><\/div>
<\/div><\/div>
<\/div>

Th\u00e8ses en cours<\/strong><\/h3><\/div>
<\/div><\/div><\/div><\/div><\/div><\/div>

2023 – …<\/h4><\/div>

Karim Lebeaupin<\/h4><\/div><\/div><\/div>

Titre :<\/strong> Extent and dynamics of the western Patagonian Ice Sheet during the late Quaternary<\/p>\n

Encadrement :<\/strong> Sebastien Bertrand et Giuseppe Siani<\/p>\n<\/div><\/div><\/div>

<\/div><\/div><\/div><\/div><\/div><\/div>

2024 – …<\/h4><\/div>

Lyu Guorui<\/h4><\/div><\/div><\/div>

Titre :<\/strong> Reconstructing Holocene salinity changes in southern Patagonia using mollusk shell geochemistry: Implications for the development of coastal societies<\/p>\n

Encadrement :<\/strong> Sebastien Bertrand<\/p>\n<\/div><\/div><\/div>

<\/div><\/div><\/div><\/div><\/div><\/div>

2024 – …<\/h4><\/div>

Rebecca Cole<\/h4><\/div><\/div><\/div>

Titre :<\/strong> Evaluating the relative importance of the largest carbon sinks in Patagonia (fjords and peatlands)<\/p>\n

Encadrement :<\/strong> Sebastien Bertrand et Tom Roland (U. of Exeter, UK)<\/p>\n<\/div><\/div><\/div>

<\/div><\/div><\/div><\/div><\/div><\/div>

2024 – …<\/h4><\/div>

L\u00e9na Andrzejewski<\/h4><\/div><\/div><\/div>

Titre :<\/strong> Les \u00e9changes oc\u00e9an-atmosph\u00e8re et le cycle oc\u00e9anique du carbone durant le dernier cycle glaciaire-interglaciaire<\/p>\n

Encadrement :<\/strong> Giuseppe Siani, Elisabeth Michel (LSCE) et William Gray (LSCE)<\/p>\n<\/div><\/div><\/div>

<\/div><\/div><\/div><\/div><\/div><\/div>

2023 – …<\/h4><\/div>

Xiaojie Tang<\/h4><\/div><\/div><\/div>

Titre :<\/strong> Reconstruction of deep-water hydrology in the Pacific since the late glacial period<\/p>\n

Encadrement :<\/strong> Giuseppe Siani et Christophe Colin<\/p>\n<\/div><\/div><\/div>

<\/div><\/div><\/div><\/div><\/div><\/div>
<\/div><\/div>
<\/div>

Th\u00e8ses soutenues<\/strong><\/h3><\/div>
<\/div><\/div><\/div><\/div><\/div><\/div>

2021 – 2024<\/h4><\/div>

Alice Karsenti<\/h4><\/div><\/div><\/div>

Titre\u00a0:<\/em><\/strong> E\u0301tude des relations entre les apports de poussie\u0300res mine\u0301rales et la productivite\u0301 primaire en contexte de mousson indienne en mer d\u2019Arabie occidentale depuis le Dernier Maximum Glaciaire<\/p>\n

Encadrement\u00a0:<\/em><\/strong> Charlotte Skonieczny et St\u00e9phanie Duchamp Alphonse<\/p>\n<\/div><\/div><\/div>

<\/div><\/div><\/div><\/div><\/div><\/div>

2018 – 2021<\/h4><\/div>

Maxime Leblanc<\/h4><\/div><\/div><\/div>

Titre\u00a0:<\/em><\/strong> \u00c9tude des p\u00e9riodes humides Africaines enregistr\u00e9es au cours des deux derniers cycles climatiques \u00e0 partir de la caract\u00e9risation de poussi\u00e8res sahariennes d\u00e9pos\u00e9es en M\u00e9diterran\u00e9e Occidentale et dans l\u2019oc\u00e9an Atlantique Tropical Nord-Est. (Projet AFROCLIM)<\/p>\n

Encadrement\u00a0:<\/em><\/strong> Charlotte Skonieczny et Christophe Colin (HDR).<\/p>\n<\/div><\/div><\/div>

<\/div><\/div><\/div><\/div><\/div><\/div>

2017 – 2021<\/h4><\/div>

Consuelo Martinez Fontaine<\/h4><\/div><\/div><\/div>

Titre\u00a0: <\/em><\/strong>Utilisation du radiocarbone et de la t\u00e9phrochronologie pour contraindre la circulation oc\u00e9anique du Pacifique Sud-Est depuis les 20,000 derni\u00e8res ann\u00e9es.<\/p>\n

Encadrement\u00a0:<\/em><\/strong> Giuseppe Siani et Elisabeth Michel (LSCE).<\/p>\n<\/div><\/div><\/div>

<\/div><\/div><\/div><\/div><\/div><\/div>

2016 – 2021<\/h4><\/div>

Sonda Zouari<\/h4><\/div><\/div><\/div>

Titre\u00a0: <\/em><\/strong>Utilisation du radiocarbone et de la t\u00e9phrochronologie pour contraindre la circulation oc\u00e9anique du Pacifique Sud-Est depuis les 20,000 derni\u00e8res ann\u00e9es.<\/p>\n

Encadrement\u00a0:<\/em><\/strong> Giuseppe Siani et Elisabeth Michel (LSCE).<\/p>\n<\/div><\/div><\/div>

<\/div><\/div><\/div><\/div><\/div><\/div>

2015 – 2019<\/h4><\/div>

Ma Ruifang<\/h4><\/div><\/div><\/div>

Titre\u00a0<\/em><\/strong>: Millennial-scale variations of the Intermediate Water Circulation in the Indian Ocean since the Last Glacial Period Inferred from Assemblages and Geochemistry of Benthic Foraminifera<\/p>\n

Encadrement\u00a0:\u00a0<\/em><\/strong>S. Sepulcre (50%) –<\/strong>\u00a0C. Colin (50%)<\/p>\n<\/div><\/div><\/div>

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