QB

Quentin Bollaert

Postdoc au département sur la ligne LUCIA du synchrotron SOLEIL
100 %
Libre accès
9
Documents
Contact

Compétences

EPMA MEB-EDS TEM XANES EXAFS DRX ICP-MS Leaching tests Synchrotron analysis

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Publications

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Pyrochlore nanomineralogy questions the immobility of niobium during tropical weathering

Quentin Bollaert , Mathieu Chassé , Nicolas Menguy , Corentin Le Guillou , Artur Bastos Neto et al.

Geology, 2026, 54 (1), pp.92-96. ⟨10.1130/G53465.1⟩

Article dans une revue hal-05433456v1
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EPR Dating of Clay Minerals Formation Through Geological Times: Benchmarking From the Quaternary to the Neoproterozoic Era

Thierry Allard , Maximilien Mathian , Öykü Ataytür , Etienne Balan , Quentin Bollaert et al.

American journal of science, 2025, 325, pp.6. ⟨10.2475/001c.130891⟩

Article dans une revue hal-05400020v1
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Atomic-scale environment of niobium in ore minerals as revealed by XANES and EXAFS at the Nb K-edge

Quentin Bollaert , Mathieu Chassé , Guillaume Morin , Benoît Baptiste , Alexandra Courtin et al.

European Journal of Mineralogy, 2024, 36 (1), pp.55-72. ⟨10.5194/ejm-36-55-2024⟩

Article dans une revue hal-04456180v1
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Heating effect on chromium speciation and mobility in Cr-rich soils: A snapshot from New Caledonia

Gaël Thery , Farid Juillot , Damien Calmels , Quentin Bollaert , Michael Meyer et al.

Science of the Total Environment, 2024, 922, pp.171037. ⟨10.1016/j.scitotenv.2024.171037⟩

Article dans une revue hal-04491135v1
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Hydrothermal niobium (Nb) mineralization and mobilization in the world-class Madeira Sn-Nb-Ta granitic deposit (Amazonas, Brazil)

Quentin Bollaert , Mathieu Chassé , Artur Bastos Neto , Adriana Horbe , Thierry Allard et al.

Ore Geology Reviews, 2024, Ore Geology Reviews, 174, pp.106321. ⟨10.1016/j.oregeorev.2024.106321⟩

Article dans une revue hal-04772956v1
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Niobium speciation in minerals revealed by L2,3-edges XANES spectroscopy

Quentin Bollaert , Mathieu Chassé , Hebatalla Elnaggar , Amélie Juhin , Alexandra Courtin et al.

The American Mineralogist, 2023, 108 (3), pp.595-605. ⟨10.2138/am-2022-8293⟩

Article dans une revue hal-03695880v1
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Multiscale processes controlling niobium mobility during supergene weathering

Quentin Bollaert , Mathieu Chassé , Thierry Allard , Alexandra Courtin , Laurence Galoisy et al.

Geochimica et Cosmochimica Acta, 2023, 353, pp.142-157. ⟨10.1016/j.gca.2023.05.023⟩

Article dans une revue hal-04266791v1
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Mechanisms leading to exceptional niobium concentration during lateritic weathering: The key role of secondary oxides

Quentin Bollaert , Mathieu Chassé , Artur Bastos Neto , Benoît Baptiste , Alexandra Courtin et al.

Chemical Geology, 2023, 641 (121767), ⟨10.1016/j.chemgeo.2023.121767⟩

Article dans une revue hal-04299904v1