Zobrazeno 1 - 10 of 65 pro vyhledávání: '"Xavier Mercier"'
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Akademický článek
Investigation of resonance-stabilized radicals associated with soot particle inception using advanced electron paramagnetic resonance techniques
Autor: Jessy Elias, Alessandro Faccinetto, Hervé Vezin, Xavier Mercier
Publikováno v: Communications Chemistry, Vol 6, Iss 1, Pp 1-9 (2023)
Abstract In order to tackle the climate emergency, it is imperative to advance cleaner technologies to reduce pollutant emission as soot particles. However, there is still a lack of complete understanding of the mechanisms responsible for their forma
Externí odkaz: https://doaj.org/article/6033c0760d864bca8bd1d5bcd627d576
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2
Thermocouple-based thermometry for laminar sooting flames: Implementation of a fast and simple methodology
Autor: Jessy Elias, Alessandro Faccinetto, Sebastien Batut, Olivier Carrivain, Mariano Sirignano, Andrea D'Anna, Xavier Mercier
Publikováno v: International Journal of Thermal Sciences
International Journal of Thermal Sciences, 2023, 184, pp.107973. ⟨10.1016/j.ijthermalsci.2022.107973⟩
International audience; This work reports the implementation and the validation of the extrapolation method for thermocouple temperature measurements corrected from the radiation losses in sooting flames. This simple method relies on the use of therm
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e6a5a0803a672f4947ab15d4f3eab080
https://hdl.handle.net/11588/899927
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3
Hydrogen as a fuel additive in laminar premixed methane flames: Impact on the nucleation and growth of soot particles
Autor: Hong-Quan Do, Alessandro Faccinetto, Luc-Sy Tran, Pascale Desgroux, Laurent Gasnot, Abderrahman El Bakali, Xavier Mercier
Publikováno v: Fuel
Fuel, 2022, 315, pp.123125. ⟨10.1016/j.fuel.2021.123125⟩
Fuel, Elsevier, 2022, 315, pp.123125. ⟨10.1016/j.fuel.2021.123125⟩
International audience; This work reports new experimental data regarding the impact of H2 on slightly sooting methane flames (Φ–1.91) characterized by the formation of soot particles undergoing growth processes. This study has been carried out in
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d4bf7ca2f12b4074d5a9de695706ca65
https://hal.science/hal-03784619
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6
Experimental and numerical investigation of the transition from non sooting to sooting premixed n-butane flames, encompassing the nucleation flame conditions
Autor: Christopher Betrancourt, Damien Aubagnac-Karkar, Xavier Mercier, Abderrahman El-Bakali, Pascale Desgroux
Publikováno v: Combustion and Flame
Combustion and Flame, 2022, Combustion and Flame, 243, pp.112172. ⟨10.1016/j.combustflame.2022.112172⟩
International audience; In a small range of rich equivalence ratios, premixed flat flames, so-called nucleation flames, were shown to produce very small-size (2-4 nm) soot particles, which undergo negligible growth with the residence time. In such fl
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e3028a810e3895e28c1bbac4b65e6942
https://doi.org/10.1016/j.combustflame.2022.112172
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7
Étude de la combustion de gouttelettes d'aluminium dans les flammes de propergol solide : Expériences Al-PLIF et simulation numérique
Autor: Xavier Mercier, Julien Pichillou, Pier-Henri Chevalier, Dmitry Davidenko, Nelly Dorval, Robin Devillers
Publikováno v: AIAA Propulsion and Energy 2021 Forum
AIAA Propulsion and Energy 2021 Forum, Aug 2021, Virtual event, United States. pp.AIAA 2021-3618, ⟨10.2514/6.2021-3618⟩
International audience; Aluminum-droplet combustion is studied in solid-propellant flame environment at 1.0 MPa. Al vapor is observed during the combustion process with high-speed Al-PLIF and visible-emission images. A onedimensional quasi-steady mod
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6fa512ef64571130d90f7659fd3c3488
https://hal.science/hal-03440174/file/DPHY21128.1637583813_postprint.pdf
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8
Coupling of ToF-SIMS and Raman Spectroscopy for the Characterization of the Chemical Species Involved in the Soot Nucleation Process
Autor: Jessy Elias, Alessandro Faccinetto, Nicolas Nuns, Claire Pirim, Cristian Focsa, Xavier Mercier
Publikováno v: HAL
International audience; Time-of-flight secondary ion mass spectrometry (ToF-SIMS) and Raman spectroscopy are used to characterize samples extracted from a laboratory methane diffusion flame at different reaction times along the flame axis in order to
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::c3c08190e45cdb203e2b9297189f28cd
https://hal.archives-ouvertes.fr/hal-03375862/document
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9
Laser-induced incandescence and fluorescence for in-situ characterization of soot particles and precursors in semi-technical aeronautic combustors
Autor: Jean-Pierre Dufitumukiza, Cornélia Irimiea, Klaus Peter Geigle, Zhiyao Yin, Axel Vincent, Nicolas Fdida, Rafael Barrellon-Vernay, Arnaud Ristori, Pascal Cherubini, David Carru, Daniel Gaffié, Xavier Mercier, Ajmal Khan Mohamed
Publikováno v: Journée François Lacas 2021-Journée des Doctorants en Combustion
Journée François Lacas 2021-Journée des Doctorants en Combustion, Jan 2021, Virtuel, France
HAL
National audience; Physical and chemical properties of soot emitted from airplanes are still poorly known due to the difficult access at the core of these systems, as well as the stringent conditions into or at the exhaust of the engines. It is chall
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::427bc0300580cd34ddee3023aae1e8d5
https://hal.science/hal-03130511
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10
Evidence on the formation of dimers of polycyclic aromatic hydrocarbons in a laminar diffusion flame
Autor: Alessandro Faccinetto, Claire Pirim, Xavier Mercier, Mario Commodo, Cristian Focsa, Nicolas Nuns, Andrea D’Anna, Cornelia Irimiea, Patrizia Minutolo, Pascale Desgroux, Yvain Carpentier
Publikováno v: Communications chemistry 3 (2020). doi:10.1038/s42004-020-00357-2
info:cnr-pdr/source/autori:Faccinetto, Alessandro; Irimiea, Cornelia; Minutolo, Patrizia; Commodo, Mario; D'Anna, Andrea; Nuns, Nicolas; Carpentier, Yvain; Pirim, Claire; Desgroux, Pascale; Focsa, Cristian; Mercier, Xavier/titolo:Evidence on the formation of dimers of polycyclic aromatic hydrocarbons in a laminar diffusion flame/doi:10.1038%2Fs42004-020-00357-2/rivista:Communications chemistry/anno:2020/pagina_da:/pagina_a:/intervallo_pagine:/volume:3
Communications Chemistry
Communications Chemistry, Nature Research 2020, 3 (1), ⟨10.1038/s42004-020-00357-2⟩
Communications Chemistry, 2020, 3 (1), ⟨10.1038/s42004-020-00357-2⟩
Communications Chemistry, Vol 3, Iss 1, Pp 1-8 (2020)
The role of polycyclic aromatic hydrocarbons (PAHs) in the formation of nascent soot particles in flames is well established and yet the detailed mechanisms are still not fully understood. Here we provide experimental evidence of the occurrence of di
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8b450c20a97849406158f131c80a444b
http://hdl.handle.net/20.500.12210/33706
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