Supercritical millifluidic reactor for the synthesis of efficient GaN nanophotocatalysts

Autor: Prasaanth Ravi Anusuyadevi, Zachary S. Campbell, Arnaud Erriguible, Samuel Marre, Cyril Aymonier

Publikováno v: Chemical Engineering Journal Advances, Vol 14, Iss , Pp 100483- (2023)

Here, we demonstrate the continuous synthesis of gallium nitride (GaN) nanophotocatalysts exhibiting high quantum confinement using a preheated supercritical millireactor. The GaN quantum dots (QDs) are obtained from the direct thermolysis of a singl

Externí odkaz: https://doaj.org/article/0a6ffab5001345f7be31975b82b0dd23

Effect of substitution on the solid-state fluorescence properties of styrylbenzoxazole derivatives with terminal dicyanomethylene group

Autor: Arnaud Erriguible, Suzanne Fery-Forgues, Emma Bremond, Thomas Jaouhari, Nathalie Saffon-Merceron, Nadine Leygue

Publikováno v: Journal of Photochemistry and Photobiology A: Chemistry
Journal of Photochemistry and Photobiology A: Chemistry, Elsevier, 2021, 404, 112857 (9 p.). ⟨10.1016/j.jphotochem.2020.112857⟩
Journal of Photochemistry and Photobiology A: Chemistry, 2021, 404, 112857 (9 p.). ⟨10.1016/j.jphotochem.2020.112857⟩

International audience; Three styrylbenzoxazole derivatives with terminal dicyanomethylene group were studied in order to understand how minor modifications brought to the benzoxazole ring influence the photoluminescence (PL) properties. The three co

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6a29122373355672f8b9648e893be97a
https://hal.archives-ouvertes.fr/hal-02973036/file/2021-008.pdf

Direct numerical simulations of fluids mixing above mixture critical point

Autor: Arnaud Erriguible, Antoine Michael Diego Jost, Stéphane Glockner

Publikováno v: Journal of Supercritical Fluids
Journal of Supercritical Fluids, Elsevier, 2020, 165, pp.1-12. ⟨10.1016/j.supflu.2020.104939⟩

International audience; Direct numerical simulations are performed to quantify the mixing performance of reactors commonly used for crystallization assisted by supercritical fluid above the mixture critical point. Two different reactors are tested: t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::aea0f3a8fe77b21c841d08e42523705c
http://hdl.handle.net/20.500.12278/15680

Investigating nucleation and growth phenomena in microfluidic supercritical antisolvent process by coupling in situ fluorescence spectroscopy and direct numerical simulation

Autor: Thierry Tassaing, Thomas Jaouhari, Samuel Marre, Cyril Aymonier, Suzanne Fery-Forgues, Arnaud Erriguible

Publikováno v: Chemical Engineering Science
Chemical Engineering Science, 2022, 248 (Part B), 117240 (11 p.). ⟨10.1016/j.ces.2021.117240⟩
Chemical Engineering Science, Elsevier, 2022, 248 (Part B), 117240 (11 p.). ⟨10.1016/j.ces.2021.117240⟩

International audience; High-pressure microfluidic systems exhibit favorable capacity to enhance mixing quality compared to conventional macroscale liquid systems. These mixing conditions are very interesting for the preparation of fluorescent organi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::eb07f0564a45b7696cf911bc6d0d7191
https://doi.org/10.1016/j.ces.2021.117240

Investigating laminar mixing in high pressure microfluidic systems

Autor: Fan Zhang, Arnaud Erriguible, Samuel Marre

Publikováno v: Chemical Engineering Science
Chemical Engineering Science, Elsevier, 2019, 205, pp.25-35. ⟨10.1016/j.ces.2019.03.063⟩

In this study, the hydrodynamic behavior of coflowing fluids CO2 and ethanol has been investigated in a high-pressure microfluidic reactor working at supercritical conditions, in which the two fluids are completely miscible. The velocity field has be

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e27b6014df6eae3a4207abfd1e299610
https://hal.archives-ouvertes.fr/hal-02127905/document