QB

Quentin Bollaert

Postdoc au département de Géologie et des Sciences de l'Environnement à la KU Leuven
100%
Libre accès
7
Documents

Compétences

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

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Publications

Image document

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-04456180 v1
Image document

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-04491135 v1
Image document

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-04772956 v1
Image document

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-03695880 v1
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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-04266791 v1
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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-04299904 v1