Literatura científica selecionada sobre o tema "Réaction globale"
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Artigos de revistas sobre o assunto "Réaction globale"
Giroux, Dalie. "Le corps morcelé de la réaction globale". Lignes 61, n.º 1 (2020): 63. http://dx.doi.org/10.3917/lignes.061.0063.
Texto completo da fonteSavard, Stéphane. "Pour « Une politique globale, précise, cohérente et définitive de développement »". Articles 27, n.º 1 (30 de maio de 2008): 129–55. http://dx.doi.org/10.7202/018050ar.
Texto completo da fonteBelaid, Kumar Djamel, e Smaïl Kacha. "Étude cinétique et thermodynamique de l’adsorption d’un colorant basique sur la sciure de bois". Revue des sciences de l’eau 24, n.º 2 (4 de outubro de 2011): 131–44. http://dx.doi.org/10.7202/1006107ar.
Texto completo da fonteBarbet, Anthony F., Travis McGuire e Suman M. Mahan. "Séquence, expression élevée et purification d’une protéine recombinante de 21 kDa de Cowdria raminantium, à partir d’ Escherichia coli". Revue d’élevage et de médecine vétérinaire des pays tropicaux 46, n.º 1-2 (1 de janeiro de 1993): 165. http://dx.doi.org/10.19182/remvt.9353.
Texto completo da fonteVéhier, A. "Réhabilitation du déficit d’initiation de l’activité chez les personnes souffrant de schizophrénie : utilisation de l’outil prACTice". European Psychiatry 28, S2 (novembro de 2013): 15. http://dx.doi.org/10.1016/j.eurpsy.2013.09.035.
Texto completo da fontedi Vettimo, Delphine Scotto. "Psychopathologie de la honte chez le sujet victime de sévices sexuels: Quels enjeux cliniques et thérapeutiques?" Revista Latinoamericana de Psicopatologia Fundamental 7, n.º 2 (junho de 2004): 49–82. http://dx.doi.org/10.1590/1415-47142004002004.
Texto completo da fonteCasellas, M., C. Dagot e M. Baudu. "Stratégies d'élimination de l'azote d'un effluent urbain dans un réacteur discontinu séquentiel (SBR)". Revue des sciences de l'eau 15, n.º 4 (12 de abril de 2005): 749–65. http://dx.doi.org/10.7202/705479ar.
Texto completo da fonteRoy, Bernard, Jenni Labarthe e Judith Petitpas. "Transformations de l’acte alimentaire chez les Innus et rapports identitaires". Anthropologie et Sociétés 37, n.º 2 (15 de agosto de 2013): 233–50. http://dx.doi.org/10.7202/1017914ar.
Texto completo da fonteMedimagh, MS, e ML Bouguerra. "Mécanisme et cinétique de la réaction globale d'oxydation du naphtalène en milieu sulfate-disulfate fondu à 425°C et en présence de pentoxyde de vanadium". Journal de Chimie Physique 88 (1991): 451–69. http://dx.doi.org/10.1051/jcp/1991880451.
Texto completo da fonteBaillieul, S., A. El Fatimi, S. Nadeau e D. Pérennou. "La composante verticale globale des forces de réaction au sol durant le passage assis-debout au décours d’un accident vasculaire cérébral (AVC) est-elle un invariant ?" Neurophysiologie Clinique/Clinical Neurophysiology 45, n.º 4-5 (novembro de 2015): 404. http://dx.doi.org/10.1016/j.neucli.2015.10.042.
Texto completo da fonteTeses / dissertações sobre o assunto "Réaction globale"
Laamri, El Haj. "Existence globale pour des systèmes de réaction-diffusion dans L**(1)". Nancy 1, 1988. http://www.theses.fr/1988NAN10164.
Texto completo da fonteSchmitt, Didier. "Existence globale ou explosion pour les systèmes de réaction-diffusion avec contrôle de masse". Nancy 1, 1995. http://www.theses.fr/1995NAN10283.
Texto completo da fonteZunino, Antoni. "Etude numérique des conditions d'allumage d'un mélange d'hydrocarbure et d'air sur la base d'une réaction chimique globale". Poitiers, 1996. http://www.theses.fr/1996POIT2262.
Texto completo da fonteMostefaoui, Imene Meriem. "Analyse mathématique d’un système dynamique/réaction-diffusion modélisant la distribution des bactéries résistantes aux antibiotiques dans les rivières". Thesis, La Rochelle, 2014. http://www.theses.fr/2014LAROS020/document.
Texto completo da fonteThe objective of this thesis is the qualitative study of some models of the dynamic and the distribution of bacteria in a river. We are interested in the stability of equilibria and the existence of periodic solutions. The thesis can be divided into two parts; the first part is concerned with a mathematical analysis of a system of differential equations modelling the dynamics and the interactions of four species of bacteria in a river. The asymptotic behavior of equilibria is established. The stability study of equilibrium states is mainly done by construction of Lyapunov functions combined with LaSalle's invariance principle. On the other hand, the existence of periodic solutions is proved under certain conditions using the continuation theorem of Mawhin. In the second part of this thesis, we propose a non-autonomous convection-reaction diffusion system with nonlinear reaction source functions. This model refers to the quantification and the distribution of antibiotic resistant bacteria (ARB) in a river. Our main contributions are : (i) the determination of the limit set of the system; it is shown that it is reduced to the solutions of the associated elliptic system; (ii) sufficient conditions for the existence of a positive solution of the associated elliptic system based on the Leray Schauder's degree theory
Rault, Jean-François. "Phénomène d'explosion et existence globale pour quelques problèmes paraboliques sous les conditions au bord dynamiques". Phd thesis, Université du Littoral Côte d'Opale, 2010. http://tel.archives-ouvertes.fr/tel-00554915.
Texto completo da fonteDayou, Fabrice. "Étude théorique de la collision réactive Si+O2 - SiO+O et de la photodissociation de la molécule SiO dans le milieu interstellaire". Paris 6, 2002. http://www.theses.fr/2002PA066091.
Texto completo da fonteBalas, Matthieu. "Sustainable catalytic process for the one-pot formation of cyclic carbonates through oxidation of alkenes and CO2 cycloaddition". Electronic Thesis or Diss., Sorbonne université, 2021. http://www.theses.fr/2021SORUS068.
Texto completo da fonteThe objective of this project is to develop a comprehensive reaction for the synthesis of styrene carbonate from styrene in the presence of CO2 and a clean oxidant: O2. Salophen-R-M (R = Me2N, Et2N, tBu and M = Mn, Ni and Cr) catalysts were synthesized and their co-catalytic activity for the cycloaddition reaction of CO2 on styrene oxide was evaluated in the presence of Bu4NBr; Salophen-Me2N-Cr showed the best results: 99% yield obtained after 3h at 80°C. Salophen-R-M complexes were grafted onto mesoporous silica {NH2}-SBA-15 by covalent bonding. In parallel, the binding of quaternary ammonium salts was optimized by ex-situ grafting on SBA-OH. These catalytic materials were tested for the formation of styrene carbonate, with yields higher than those obtained in solution thanks to the synergy effect linked to the presence of silanols. The Salophen-Me2N-Cr catalyst was tested in the Mukaiyama epoxidation reaction of styrene in the presence of O2. A 50% yield of styrene oxide was obtained under reaction conditions similar to those used in cycloaddition. The overall reaction was performed in the presence of Bu4NBr and Salophen-Me2N -Cr catalysts at 80°C under 3.5 bar O2 and 11 bar CO2. A maximum yield of styrene carbonate of 31% was obtained after a two-step reaction of oxidation (3h) and cycloaddition (20h)
Lassoued, Rafika. "Contributions aux équations d'évolution frac-différentielles". Thesis, La Rochelle, 2016. http://www.theses.fr/2016LAROS001/document.
Texto completo da fonteIn this thesis, we are interested in fractional differential equations. We begin by studying a time fractional differential equation. Then we study three fractional nonlinear systems ; the first system contains a fractional Laplacian, while the others contain a time fractional derivative in the sense of Caputo. In the second chapter, we establish the qualitative properties of the solution of a time fractional equation which describes the evolution of certain species. The existence and uniqueness of the global solution are proved for certain values of the initial condition. In this case, the asymptotic behavior of the solution is dominated by t^α. Under another condition, the solution blows-up in a finite time. The solution profile and the blow-up time estimate are established and a numerical confirmation of these results is presented. The chapters 4, 5 and 6 are dedicated to the study of three fractional systems : an anomalous diffusion system which describes the propagation of an infectious disease in a confined population with a SIR type, the time fractional Brusselator and a time fractional reaction-diffusion system with a balance law. The study includes the global existence and the asymptotic behavior. The existence and uniqueness of the local solution for the three systems are obtained by the Banach fixed point theorem. However, the asymptotic behavior is investigated by different techniques. For the first system our results are proved using semi-group estimates and the Sobolev embedding theorem. Concerned the time fractional Brusselator, the used technique is based on an argument of feedback. Finally, a maximal regularity result is used for the last system
Limaiem, Imed. "Modélisation globale des réacteurs à caloporteur gaz de génération-IV : application au Very High Temperature Reactor (VHTR)". Evry-Val d'Essonne, 2006. http://www.theses.fr/2006EVRY0044.
Texto completo da fonteAs cooled high temperature reactor (HTR) belongs to the new generation of nuclear power plants called Generation IV. The Generation IV gathers the entire future nuclear reactors concept with an effective deployment by 2050. The technological choices relating to the nature of the fuel, the moderator and the coolant as well as the annular geometry of the core lead to some physical characteristics. The most important of these characteristics is the very strong thermal feedback in both active zone and the reflectors. Consequently, HTR physics study requires taking into account the strong coupling between neutronic and thermal hydraulics. The work achieved in this PHD consists in modeling, programming and studying of the neutronic and thermal hydraulics coupling system for block type gas cooled HTR. The coupling system uses a separate resolution of the neutronic and thermal hydraulics problems. The neutronic scheme is a double level Transport (APOLLO2) /Diffusion (CRONOS2) scheme respectively on the scale of the fuel assembly and a reactor core scale. The thermal hydraulics model uses simplified Navier Stokes equations solved in homogeneous porous media in code CAST3M CFD code. A generic homogenization model is used to calculate the thermal hydraulics parameters of the porous media. A de-homogenization model ensures the link between the porous media temperatures of the temperature defined in the neutronic model. The coupling system is made by external procedures communicating between the thermal hydraulics and neutronic computer codes. This PHD thesis contributed to the Very High Temperature Reactor (VHTR) physics studies. In this field, we studied the VHTR core in normal operating mode. The studies concern the VHTR core equilibrium cycle with the control rods and using the neutronic and thermal-hydraulics coupling system. These studies allowed the study of the equilibrium between the power, the temperature and Xenon. These studies open new perspective for core optimization and design
De, Anna Pietro. "Mélange et réactions dans un milieu poreux". Phd thesis, Université Rennes 1, 2012. http://tel.archives-ouvertes.fr/tel-00822932.
Texto completo da fonteLivros sobre o assunto "Réaction globale"
A regional response to global climate change : New England and Eastern Canada : symposium summary =: Une réaction régionale au changement climatique planétaire : la Nouvelle-Angleterre et l'est du Canada : résumé du colloque. Ottawa, Ont: Environment Canada = Environnement Canada, 1994.
Encontre o texto completo da fonteCapítulos de livros sobre o assunto "Réaction globale"
Saint-Raymond, Léa. "5. Le Japon face à l’Occident : incorporations et réactions". In Fragments d’une histoire globale de l’art, 81–95. Éditions Rue d’Ulm, 2021. http://dx.doi.org/10.4000/books.editionsulm.9527.
Texto completo da fonteDAVID, A., e M. D. COLAS. "La reconstruction du visage". In Médecine et Armées Vol. 46 No.5, 447–52. Editions des archives contemporaines, 2018. http://dx.doi.org/10.17184/eac.7315.
Texto completo da fonte