Coupling of solvent-free synthesis and reactive extrusion of alumina: an ecologically efficient integration for heterogenous catalyst synthesis

Autor: Pierre-Igor Dassie, Ryma Haddad, Maud Lenez, Alexandra Chaumonnot, Malika Boualleg, Patrick Legriel, Ales Styskalik, Bernard Haye, Mohamed Selmane, Damien P. Debecker, Clement Sanchez, Corinne Chaneac, Cedric Boissiere

Publikováno v: Green Chemistry, Vol. 25, no.7, p. 2800-2814 (2023)

Innovation in materials manufacturing processes is a challenge to reduce the environmental impact of the chemical industry in line with sustainable development objectives, such as promoting sustainable industrialization and ensuring responsible consu

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3edc075dcae27d5473e399ae5243f526
https://doi.org/10.1039/d2gc04714d

Selective carbon deposition on γ-alumina acid sites: towards the de- sign of catalyst supports with improved hydrothermal stability in aqueous media

Autor: Amandine Cabiac, Alexandra Chaumonnot, Alain Tuel, Michèle Besson, Etienne Girel

Publikováno v: ACS Applied Materials & Interfaces
ACS Applied Materials & Interfaces, Washington, D.C. : American Chemical Society, 2020, 12 (11), pp.13558-13567. ⟨10.1021/acsami.0c01646⟩

International audience; γ-alumina, a widely used industrial catalyst support, undergoes irreversible transformation into various aluminum hydroxides under hydrothermal conditions, resulting in strong modification of its intrinsic properties. Most of

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fb9c46bf39df4cdbe8bf671508361683
https://hal-ifp.archives-ouvertes.fr/hal-02553402/document

Reactivity of shape-controlled crystals and metadynamics simulations locate the weak spots of alumina in water

Autor: Alain Tuel, Amandine Cabiac, Etienne Girel, Philippe Sautet, Alexandra Chaumonnot, Paul Clabaut, Carine Michel, Romain Réocreux, Michèle Besson

Publikováno v: Nature communications, vol 10, iss 1
Nature Communications, Vol 10, Iss 1, Pp 1-8 (2019)
Nature Communications
Nature Communications, Nature Publishing Group, 2019, 10 (1), ⟨10.1038/s41467-019-10981-9⟩
Nature Communications, 2019, 10 (1), ⟨10.1038/s41467-019-10981-9⟩

The kinetic stability of any material in water relies on the presence of surface weak spots responsible for chemical weathering by hydrolysis. Being able to identify the atomistic nature of these sites and the first steps of transformation is therefo

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ea553b06e4fe3189acbba3a874efed61
https://escholarship.org/uc/item/8qc1p17p

Thermal behavior of Pd@SiO

Autor: Walid, Baaziz, Mounib, Bahri, Anne Sophie, Gay, Alexandra, Chaumonnot, Denis, Uzio, Sébastien, Valette, Charles, Hirlimann, Ovidiu, Ersen

Publikováno v: Nanoscale. 10(43)

The thermal stability of core-shell Pd@SiO2 nanostructures was for the first time monitored by using in situ Environmental Transmission Electron Microscopy (E-TEM) at atmospheric pressure coupled with Electron Tomography (ET) on the same particles. T

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::6744f9d791029ca5b89eb7e1108550d0
https://pubmed.ncbi.nlm.nih.gov/30362491

Behaviour of Amorphous Aluminosilicates towards Ageing by High-Temperature Steaming

Autor: Maxime Caillot, Mathieu Digne, Jeroen A. van Bokhoven, Alexandra Chaumonnot

Publikováno v: ChemCatChem. 6:2976-2984

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f200814914081e5d825a18d263381a63
https://doi.org/10.1002/cctc.201402419