Characterization and origin of the Mn-rich patinas formed on Lunéville château sandstones

Autor: L. Gatuingt, S. Rossano, J.-D. Mertz, C. Fourdrin, O. Rozenbaum, Q. Lemasson, S. Reguer, N. Trcera, B. Lanson

Publikováno v: European Journal of Mineralogy, Vol 33, Pp 687-702 (2021)

The formation of iron- and/or manganese-rich dark patinas on sandstones is a common natural phenomenon that occurs also on building stones. Lunéville château, in eastern France, presents such patinas that developed either under natural conditions (

Externí odkaz: https://doaj.org/article/0f584927fefc458ea6e22af218bd5e0e

Structural evolution of high zirconia aluminosilicate glasses

Autor: Ekaterina Burov, V. Montouillout, M. Ficheux, N. Trcera, Laurent Cormier, Giuliana Aquilanti

Publikováno v: Journal of Non-Crystalline Solids
Journal of Non-Crystalline Solids, Elsevier, 2020, 539, pp.120050. ⟨10.1016/j.jnoncrysol.2020.120050⟩
Journal of Non-Crystalline Solids, 2020, 539, pp.120050. ⟨10.1016/j.jnoncrysol.2020.120050⟩

International audience; We report a detailed structural investigation of Ca-Na aluminosilicate glasses containing 0-20 wt% ZrO2 using X-ray absorption spectroscopy, Raman spectroscopy and 27 Al and 29 Si NMR. The X-ray absorption spectroscopy data re

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a4566f2e552e76e8946e4e5e131e6638
https://hal.archives-ouvertes.fr/hal-02873725/file/Structure-Zr-final.pdf

Magnetotactic bacteria as a new model for P sequestration in the ferruginous Lake Pavin

Autor: Fériel Skouri-Panet, François Guyot, N. Trcera, Didier Jézéquel, Christopher T. Lefèvre, Caroline L. Monteil, Karim Benzerara, Nicolas Menguy, Elodie Duprat, Eric Viollier, Mélanie Poinsot, Jennyfer Miot, Céline Férard, S. Rivas-Lamelo

Publikováno v: Geochemical Perspectives Letters
Geochemical Perspectives Letters, 2017, 5, pp.35-41. ⟨10.7185/geochemlet.1743⟩
Geochemical Perspectives Letters, European Assoication of Geochemistry, 2017, 5, pp.35-41. ⟨10.7185/geochemlet.1743⟩

International audience; The role of microorganisms in the geochemical cycle of P has received great interest in the context of enhanced biological phosphorus removal and phosphorite formation. Here, we combine scanning and transmission electron micro

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e93eda73a8de80ef07b973273f60a0ea
https://doi.org/10.7185/geochemlet.1743

Corrosion at the carbon steel-clay compact interface at 90°C: Insight into short- and long-term corrosion aspects

Autor: Michel L. Schlegel, Dimitri Prêt, J. Varlet, M. Fenart, Cécile Blanc, Eddy Foy, N. Trcera, Frantz Martin

Publikováno v: Corrosion Science
Corrosion Science, Elsevier, 2019, 152, pp.31-44. ⟨10.1016/j.corsci.2019.01.027⟩
Corrosion Science, 2019, 152, pp.31-44. ⟨10.1016/j.corsci.2019.01.027⟩

International audience; Rods of low alloy carbon steel were corroded under anoxic conditions in compact clay at 90 °C. Gravimetrically-assessed corrosion damage equalled 8.5 μm at 7 months, then slowly increased to 29.5 μm at 76 months. The corros

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9308f2544dcf09732ab6b68e91ff0efe
https://hal.archives-ouvertes.fr/hal-03486966/document

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