Transport of hierarchical porous materials: Diffusion experiments and random walk simulations

Autor: Véronique Wernert, Benoit Coasne, Pierre Levitz, Khac Long Nguyen, Edder J. Garcia, Renaud Denoyel

Publikováno v: Chemical Engineering Science
Chemical Engineering Science, 2022, 264, pp.118136. ⟨10.1016/j.ces.2022.118136⟩

International audience; We carry out random walk simulations on prototypical porous structures that are representative of actual hierarchical silica-based materials. The main throughput of the mesoscopic simulations proposed here is the tortuosity de

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::63c89c5d72c9ab73e5a29956d85c949d
https://cnrs.hal.science/hal-03821840/document

Energetics of Sulfur‐Carbon Interaction

Autor: Marie‐Vanessa Coulet, Loïc Gourmellen, Renaud Denoyel

Publikováno v: ChemPhysChem
ChemPhysChem, 2022, ⟨10.1002/cphc.202200416⟩

International audience; The energetics of sulfur-carbon interaction are studied using thermo-desorption and immersion microcalorimetry experiments. Sulfur is incorporated in meso- and microporous carbons by impregnation either from the liquid phase o

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2ebfc0c9f3cee706e821e7bf4d2d19b5
https://doi.org/10.1002/cphc.202200416

A new experimental set-up for aerosol stability investigations in microgravity conditions

Autor: Charles Graziani, Mathieu Nespoulous, Renaud Denoyel, Stephan Fauve, Christian Chauveau, Luc Deike, Mickaël Antoni

Publikováno v: 27th European Low Gravity Research Association Biennial Symposium and General Assembly
27th European Low Gravity Research Association Biennial Symposium and General Assembly, ELGRA, Sep 2022, Lisboa, Portugal
Comptes Rendus. Mécanique
Comptes Rendus. Mécanique, 2023, 351 (S2), pp.1-15. ⟨10.5802/crmeca.159⟩

International audience; The temporal and spatial evolution of dispersed media is a fundamental problem in a wide range of physicochemical systems, such as emulsions, suspensions and aerosols. These systems are multiphasic and involve compounds of dif

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f98795ca05b5cbcc10668efa469fa3c8
https://cnrs.hal.science/hal-03990023

Synthesis of binderless FAU-X (13X) monoliths with hierarchical porosity

Autor: Bilel Said, Wassim Sebai, Didier Cot, Anne Galarneau, José Sanchez-Marcano, Khac Long Nguyen, Marie-Pierre Belleville, Renaud Denoyel, François Fajula, Youcef Didi, Thomas Cacciaguerra, Véronique Wernert

Publikováno v: Microporous and Mesoporous Materials
Microporous and Mesoporous Materials, Elsevier, 2019, 281, pp.57-65. ⟨10.1016/j.micromeso.2019.03.003⟩
Microporous and Mesoporous Materials, 2019, 281, pp.57-65. ⟨10.1016/j.micromeso.2019.03.003⟩

International audience; elf-standing binderless FAU-X monoliths with hierarchical trimodal porosity have been synthesized for the first time by a double pseudomorphic transformation. Parent silica monoliths obtained by the combination of spinodal dec

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9f36095da0b7c9f8e03d9d122f9812a6
https://doi.org/10.1016/j.micromeso.2019.03.003

Cancrinite synthesis from natural kaolinite by high pressure hydrothermal method: Application to the removal of Cd2+ and Pb2+ from water

Autor: Oliver Schaef, Lobna Aloui, Renaud Denoyel, Fadhila Ayari, Dalila Ben Hassen Chehimi, Carine Chassigneux, Véronique Wernert

Publikováno v: Microporous and Mesoporous Materials
Microporous and Mesoporous Materials, 2020, 301, pp.110209. ⟨10.1016/j.micromeso.2020.110209⟩
Microporous and Mesoporous Materials, Elsevier, 2020, 301, pp.110209. ⟨10.1016/j.micromeso.2020.110209⟩

International audience; Zeolites were synthesized from natural Tunisian clay by hydrothermal treatment under high pressure (100 MPa H 2 O pressure) at different gradients of temperature in high pressure autoclaves. The natural clay was first heated a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d7c6fd2d0f58a309811260ab62a5a932
http://hdl.handle.net/20.500.12278/29007