Direct numerical simulation of gas-liquid mass transfer around a spherical contaminated bubble in the stagnant-cap regime

Autor: Kalyani Kentheswaran, Nicolas Dietrich, Sébastien Tanguy, Benjamin Lalanne

Publikováno v: International Journal of Heat and Mass Transfer
International Journal of Heat and Mass Transfer, 2022, 198, ⟨10.1016/j.ijheatmasstransfer.2022.123325⟩

International audience; Direct Numerical Simulations are performed to investigate the gas-liquid mass transfer around a rising spherical bubble contaminated by insoluble surfactants. The surfactant transport on the bubble surface and the Marangoni ef

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8891c74b60031f30c24b4c044e3c19ed
https://hal.science/hal-03768352/document

Numerical simulation of the crossing of a liquid-liquid interface by a droplet

Autor: Nathalie Le Sauze, Hassan El Itawi, Benjamin Lalanne, Gladys Massiera, Olivier Masbernat

Publikováno v: Physical Review Fluids
Physical Review Fluids, American Physical Society, 2020, 5 (9), pp.0. ⟨10.1103/PhysRevFluids.5.093601⟩

International audience; Numerical simulations of a drop crossing a plane liquid-liquid interface in a centrifugal field have been performed by using the Level-Set method. The objective is to characterize the hydrodynamical parameters controlling the

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a5726792d8b680355cb0c99d391e93bb
https://hal.archives-ouvertes.fr/hal-02941539/file/Elitawi_26674.pdf

Fluids-membrane interaction with a full Eulerian approach based on the level set method

Autor: Sébastien Tanguy, Kalyani Kentheswaran, Guillaume Mialhe, Alexis Dalmon, Benjamin Lalanne

Publikováno v: Journal of Computational Physics
Journal of Computational Physics, Elsevier, 2020, 406, pp.0. ⟨10.1016/j.jcp.2019.109171⟩
Journal of Computational Physics, 2020, 406, pp.0. ⟨10.1016/j.jcp.2019.109171⟩

International audience; A fully Eulerian approach to predict fluids-membrane behaviours is presented in this paper. Based on the numerical model proposed by Ii et al. (2012), we present a sharp methodology to account for the jump conditions due to hy

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5a3d0e9b93f9c473356abefdcd6bef0c
https://oatao.univ-toulouse.fr/28271/

Numerical simulation of mass transfer dynamics in Taylor flows

Autor: Colin Butler, Emmanuel Cid, Anne-Marie Billet, Benjamin Lalanne

Publikováno v: International Journal of Heat and Mass Transfer
International Journal of Heat and Mass Transfer, Elsevier, 2021, 179, pp.121670. ⟨10.1016/j.ijheatmasstransfer.2021.121670⟩
International Journal of Heat and Mass Transfer, 2021, 179, pp.121670. ⟨10.1016/j.ijheatmasstransfer.2021.121670⟩

International audience; Direct Numerical Simulations of mass transfer within Taylor flows are carried out using the periodic unit-cell approach by means of the Level-Set method, under the axisymmetric assumption. The considered cases are based on the

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::805f835edff6403c280f39f940db0ba1
https://doi.org/10.1016/j.ijheatmasstransfer.2021.121670

Interfacial Dynamics and Rheology of a Crude-Oil Droplet Oscillating in Water at a High Frequency

Autor: Benjamin Lalanne, Christine Dalmazzone, Christine Noïk, Frédéric Risso, Antoine Rémy Piedfert, Olivier Masbernat, Nicolas Abi Chebel

Publikováno v: Langmuir
Langmuir, American Chemical Society, 2019, 35 (29), pp.9441-9455. ⟨10.1021/acs.langmuir.9b01594⟩
Langmuir, 2019, 35 (29), pp.9441-9455. ⟨10.1021/acs.langmuir.9b01594⟩

International audience; We report investigations of a pendant diluted crude-oil droplet in water that is forced to oscillate at a frequency ω. The droplet interface contains a significant amount of surface-active agents and displays a marked viscoel

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::de9dbf12ab2a981c6570066b1c413eef
https://hal.archives-ouvertes.fr/hal-02294205/document