Tesis sobre el tema "Changement de comportement modal"
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DUBOZ, AMANDINE. "The intention to use real-time multimodal information to change travel behaviour. The use of psychosocial variables for the market segmentation". Doctoral thesis, Politecnico di Torino, 2018. http://hdl.handle.net/11583/2711201.
Texto completoBenabid, Mohamed. "Pratiques de consommation et processus de changement organisationnel : cas du marché de l'information en ligne". Thesis, Paris 8, 2018. http://www.theses.fr/2018PA080044.
Texto completoThe literature on change does not adequately capture the influence of micro-organizational determinants such as consumption practices. By mobilizing two theoretical frameworks, the neo-institutional theory (NIT) and technology acceptance model, and relying on the online information market in Morocco, our thesis aims to better take into account this perspective. Our research is comprehensive and explanatory and uses a mixed qualitative-quantitative methodology through a pragmatic epistemological positioning. Our results show that consumer-driven change in online information is not motivated by an institutional agenda or, to put it another way, by shifting the course of events. It seems to be only a collateral effect of his activities. Our research also highlights the institutional status of consumer practices, which are driven by regulatory, normative and cognitive institutional pillars. While the cognitive pillar of free information provides organizational opportunities for change in the context of the electronic press, it continues to challenge the issue of monetization. The results of our quantitative analysis also suggest the existence of significant relationships between the intention to purchase online news and cognitive constructs: the free mentality, perceived fairness, perceived credibility. We show that monetization is a question of both technical and psychosocial factors that continue to be a barrier to the challenges of the economic model
Mas, Sébastien. "Quels sont les motivations et les facteurs expliquant la pratique du jeûne chez des patientes atteintes d’un cancer du sein ? : une approche qualitative et quantitative en psychologie de la santé". Thesis, Montpellier 3, 2019. http://www.theses.fr/2019MON30037.
Texto completoThe thesis objectives are to characterize the motivation to fast in women treated with chemotherapy for breast cancer and to evaluate the positive and negative psychological effects of this practice
Bensari, Aida. "La mobilité durable facteur de changement et d'évolution pour la société marocaine : Le cas de Rabat-Salé". Thesis, Evry-Val d'Essonne, 2015. http://www.theses.fr/2015EVRY0003.
Texto completoThe objective of this thesis is to understand the use and the modal practices of individuals and to seize the global consequences of a means of transport « tramway » within the agglomeration of Rabat-Salé and also the consequence in Moroccan society. This doctoral study highlights the variables, the individual logics which interact in a modal transfer and witch can sometimes be the cause of brakes and resistant behavior to change and innovation. The modal choices are at the heart of a complex process around a multitude of factors and variables. One of the key elements resulting from a sociological analysis of mobility to accept the change consists in acquiring new skills in terms of mobility. Our work was realized at the micro-individual scale which corresponds to the best in order to analyze better the practices of individuals, the feeling and the incorporated social standards. The chosen qualitative method allows to concentrate on the words of people, The construction of their modal choices, the representations and meanings that every person gives to its choice. The methodological framework is built by focusing on the focal length « cultural and symbolic dimension » of the Moroccan society questioned to better understand the process of change in their contextual and temporal dynamics. By combining epistemological literature, theoretical bibliographical researches, inquiries of ground and sociological analysis, this thesis tries to bring elements of understanding to include the appropriation and the adoption of this new concept of sustainable mobility within the Moroccan society and contributes also reflect of the change to a more sustainable mobility
Girerd, Guillaume. "Analyse du comportement des pendulaires dans la perspective d'un report modal". Besançon, 2004. http://www.theses.fr/2004BESA1018.
Texto completoNowadays, accessible to all or almost, the car is considered by much a flexible means of individual transport. But in the dense districts of the urban centres it is, a large consumer of space, factors of accidents and pollution. These risks become strong arguments then to support the establishment of a modal carryforward of the car towards means of transports known as durable (collective Transport, walk, bicycle. . . ). In spite of the presence within agglomeration of many means of substitution, the use of the car prevails. The modal choice of the inhabitants must thus be analyzed to understand the factors of failure of the various policies of displacements. This study cove an importance particular of the moment when the communities make share of a strong voluntarism by founding PDU. However, the autorities miss information on the awaited practices of the citizens contributing to important failures (urban toll, paying parking. . . ). As regards modal choice, four criteria prevail the cost, the speed, the comfort and the ecology of a way. The acceptance of these factors by the users varies according of the type of studied transport and the usual practice or not of such or such mean. The objective of this thesis is to bring a vision compared of the behavior of pendular on three distinct agglomerations (Large Lyon, Urban Community of Nantes and the Community of Agglomeration of Large Besançon) in order to better understand the potentialities of modal carryforward according in particular to different space reference
Paillé, Pascal. "Contribution a l'etude du concept d'implication organisationnelle analyse des experiences d'un changement et mise en perspective du role de l'engagement dans l'emploi (une etude exploratoire en milieu hospitalier)". Toulouse 1, 1997. http://www.theses.fr/1997TOU10083.
Texto completoThis thesis aim is to participate to the study of organizational commitment. At the begining of this research is a case of change in a public hospital where absenteeism rate feld down between the anouncement of the change and the moment when it hapened. This problematics lead us to choose the organizational commitment as the variable to be explained, job involvement as a middle variable, experiences of change and identification variables. To well understand this phenomenon we have defined a quantitative methdology with a necessary first qualitative step which aim was the largest comprehension of the diferent faces the problematic has made emerged. The research covered a 94 persons sample while the experiences have been measured with an had-doc scale. We use the allen et meyer's affective and continuance scale and lodhal et kejner's scale. The research results lead us to identify experiences structurating the hospital staff experiences of change. We showed these different experiences can predict wether affective commitment or continuance commitment. In addition the interest of a jointly use of organizational commitment and job involvement we have shown the importance of "number of children". Eventually this results are discussed. We have shown the contributions and limits of this research
Mejri, Seifeddine. "Identification et modélisation du comportement dynamique des robots d'usinage". Thesis, Clermont-Ferrand 2, 2016. http://www.theses.fr/2016CLF22688/document.
Texto completoMachining robots have major advantages over cartesian machine tools because of their flexibility, their ability to reach inaccessible areas on a complex part, and their important workspace. However, their lack of rigidity and precision is still a limit for precision tasks. The stresses generated by the cutting forces and inertia are important and cause static and dynamic deformations of the structure which result in problems of workpiece surface. The aim of the thesis work is to characterize the dynamic behavior of robots during machining operation. This work followed a three-step approach : Modeling a first model considered as a reference where the robot is at rest. Then the identification of the dynamic behavior in service. Finally, the prediction of the cutting stability using the robot dynamic model. The originality of this work is the development of new operational modal identification methods. They integrate the machining conditions and result into a more accurate model than the first model of reference without being biased by harmonics. Finally, guidlines of robot’s configurations and excitation forces’ direction are proposed to ensure the robotic machining stability
Bégué, Béatrice. "Le changement dans les organisations et la transformation des cultures". Paris 9, 2004. https://portail.bu.dauphine.fr/fileviewer/index.php?doc=2004PA090044.
Texto completoWu, Senjun. "Modélisation du comportement des géomatériaux : apport des méthodes numériques de changement d'échelle". Phd thesis, Université d'Orléans, 2011. http://tel.archives-ouvertes.fr/tel-00688951.
Texto completoDarish, Louis. "Exploration compréhensive du phénomène du changement de comportement chez le conjoint violent". Mémoire, Université de Sherbrooke, 2009. http://savoirs.usherbrooke.ca/handle/11143/2590.
Texto completoSiebenborn, Thierry. "Une approche de formalisation du processus de changement dans l'entreprise". Chambéry, 2005. http://www.theses.fr/2005CHAMS009.
Texto completoIf the need for piloting changes is not new for companies, the almost constant increase over recent years of the frequency with which these changes must be carried out is. It is the way in which this changement takes should take place, that we will look at through the proposaI of an approach of a process of change. We initially list the different types of structure of organization to which a change can apply as weIl as the methods being able to be used to operate this change. We then evoke the interest which the company would have for a particular process to help it to mobilize skills necessary to make the changes happen. A change is generally defined as a set of skills to acquire or evolve. We show the difficulty companies have in describing these skills. We give a description of the way in which the resources, having in responsibility of implement these skiIls, are mobilized. To position the process of change compared to the other processes, we propose to integrate an additional axis into the two-dimensional type representation of the cartographies of the processes. We then present our approach to the process of change. We thus structure the change in time through the identification of the phases common to any type of change. We then propose a representation allowing a controller to dynamically mobilize the resources to absorb the reactions to the change. We give particular points of a change where the controller of the process must intervene by rebalancing the way in which the resources are mobilized. Lastly, we illustrate the application of this approach to a case of a change which we carried out in a real company
Gros, Alice. "Modélisation de la cristallisation sous tension du caoutchouc naturel". Thesis, Ecole centrale de Nantes, 2016. http://www.theses.fr/2016ECDN0018.
Texto completoDespite the numerous experimental inverstigations performed over the past century and more intensively in the last fifteen years, strain-induced crystallization taking place in natural rubber still remains hardly understood in its precise mechanisms, leading models to remain phenomenological ones. The present study aims to develop a physicallymotivated model which qualitatively reproduces physical phenomena observed during an uniaxial tensile test. Firstly, the amorphous network is assumed to deform in an equal-force manner, resulting in a representative chain encompassing the inhomogeneity of matter through the chain-length distribution. Secondly, based on classical thermodynamics and on the entangled nature of the polymer network, both crystallization and fusion conditions are established. Moreover the derivation of the equilibrium point of a finite crystallite in a deformed network clarifies the tight relation between deformation and temperature during fusion. Finally, a semi-crystallized chain is defined, accounting for both the inhomogeneity of the amorphous phase and the heterogeneity due to the presence of a crystalline phase. This chain is included in a modified full-network model, initially dedicated to amorphous networks. This work leads to a complete thermo-mechanical constitutive equation which qualitatively reproduces the response of natural rubber in tension, but also to an original interpretative description of strain-induced crystallization
Carbonnel, François. "Évaluation des interventions numériques visant un changement de comportement de santé : un enjeu paradigmatique". Thesis, Montpellier 3, 2017. http://www.theses.fr/2017MON30093/document.
Texto completoTo deal with the exponential increase of chronic diseases caused by health behavior (e.g., smoking, alcoholism, unhealthy eating, physical inactivity), non-pharmacological interventions (NPI) have become essential as a prevention tool and as a complement to treatments. Among these NPIs, behavioral intervention technologies (BIT) open up a promising field to a sustainable change in health behaviour (e.g., connected health devices, smartphone health apps, serious games). Beyond their ergonomics and their features, this thesis focuses on their evaluation in health, from their validation to their surveillance. The first study identifies the existing frameworks proposed around the world to evaluate these BITs and categorizes them, based on their underlying epistemological paradigm. The results show an exponential increase of these frameworks and a lack of consensus or convergence towards a common framework, as it had been the case for the drugs, by the end of the twentieth century. The second study is based on a systematic review used to identify 90 published interventional studies evaluating the benefits and the risks of digital solutions to fight against smoking. The results show that some BITs are effective against smoking but their effectiveness is based on a heterogeneous methodological corpus limiting the significance of the results produced. This heterogeneity is related to the inherent characteristics of the BITs (e.g., employed technologies and combination of technologies, multiplicity of the theories to change health behavior), to the chosen assessment methods (e.g., kind of control group, follow-up time) and to the chosen outcome measures (e.g., smoking reduction, smoking cessation). The discussion is focused on the current limitations to demonstrate the effectiveness and the risks of the BITs., due to parallel paradigmatic approaches, the biomedical paradigm, the engineering paradigm and the behavioral paradigm. The lack of consensus limits the comparability and the reproducibility of the results of the studies evaluating these BITs. Most of them are still gadgets, despite a promising potential, as predicted by the manufacturers. This thesis promotes the convergence to a consensual framework to determine the evidence-based benefits and risks of each BITs and introduces proposals to this effect
Plessis, Jean-Claude. "La Gestion du changement par la formation comportement de groupe, systèmes et projet organisationnels /". Paris 1, 1986. http://www.theses.fr/1986PA010064.
Texto completoA firm's competitiveness, depends on its capacity to mobilize and use its resources, to adjust to technological, economic and social changes of its environment. Continuing professional development can prove an effective means of adjustment, if the training program devised, encourages research and development of a new collective capacity. A participative approach, using interhierarchical work groups, will produce effective solutions to the challenge of change, provided the composition of the groups and the tasks they are set, reflect the typology of the staff's opinions on work
M'Saad, Soumaya. "Détection de changement de comportement de vie chez la personne âgée par images de profondeur". Thesis, Rennes 1, 2022. http://www.theses.fr/2022REN1S039.
Texto completoThe number of elderly people in the world is constantly increasing, hence the challenge of helping them to continue to live at home and ageing in good health. This PhD takes part in this public health issue and proposes the detection of the person behavior change based on the recording of activities in the home by low-cost depth sensors that guarantee anonymity and that operate autonomously day and night. After an initial study combining image classification by machine learning approaches, a method based on Resnet-18 deep neural networks was proposed for fall and posture position detection. This approach gave good results with a global accuracy of 93.44% and a global sensitivity of 93.24%. The detection of postures makes possible to follow the state of the person and in particular the behavior changes which are assumed to be the routine loss. Two strategies were deployed to monitor the routine. The first one examines the succession of activities in the day by computing an edit distance or a dynamic deformation of the day, the other one consists in classifying the day into routine and non-routine by combining supervised (k-means and k-modes), unsupervised (Random Forest) or a priori knowledge about the person's routine. These strategies were evaluated both on real data recorded in EHPAD in two frail people and on simulated data created to fill the lack of real data. They have shown the possibility to detect different behavioral change scenarios (abrupt, progressive, recurrent) and prove that depth sensors can be used in EHPAD or in the home of an elderly person
Ben, Kahla Karim. "Cohérences et performances organisationnelles : propositions conceptuelles et discussions empiriques". Paris 1, 1996. http://www.theses.fr/1996PA010041.
Texto completoThis thesis aims at achieving three objectives : - propose one or several definitions of the consistency of organizational behavior : - propose a methodology allowing to measure the consistency of the behaviors; - explore the relations between consistency of the behaviors and performance of the organizations. We begin by reporting some problems of the theories of the organizations and introducing the need of a work of conceptual development in order to clarify the notion of performance and present the different perspectives allowing to consider the consistency of organizational systems. We present and discuss the classical systemic perspectives as well as the perspectives of the complexity and of chaos. The development of a typology of the possibilities of research on the consistency allows us to bring out, introduce and criticize two major paradigms : the one of contingency theories and the one of configurational theories. The discussion of this last paradigm allows us to present two types of fit (extrinsic and intrinsic) as well as a configurational methodology allowing to measure these. The application to the sector of the manufacturers of the pieces of furniture allows to bring out some non-linear relations between fits and performances and of partially confirming a certain number of our hypotheses. This work finishes by a reflection on the ways of overtaking and notably on the problem of the interdisciplinarity
Louis, Justine. "Comportement des éléments biogéochimiques en Méditerranée à l'interface air-mer dans un contexte de changement climatique". Thesis, Paris 6, 2015. http://www.theses.fr/2015PA066527/document.
Texto completoThe objective of this thesis was to assess the biogeochemical effect of two forcings: the ocean acidification and the dust deposition. Firstly, we showed that in the Low Nutrient Low Chlorophyll (LNLC) area the effect of the ocean acidification on the marine cycle of nitrogen (N), phosphorus (P) and iron (Fe) will be likely negligible. The pH decrease of the surface waters depleted in N and P would not affect the speciation of these elements, and the absence of effect on the composition of the plankton community would not lead to a shift in the dynamic of inorganic nutrients. Secondly, the experiments performed during this thesis allowed a better parametrization of the post-depositional processes of atmospheric nutrients in the surface seawater after a Saharan event. The exchanges dissolved/particulate occurred in the short timescale. They were controlled by both the particles dynamic and the nature of the dissolved organic matter (DOM) that can aggregate with the lithogenic particles. Under ocean acidification conditions, while the dissolution of anthropogenic elements adsorbed onto dust, such as the inorganic nitrogen, will not be affected, the dissolution of the crustal elements (P and Fe) could be higher and faster according the formation of organic-dust aggregates. The major role of the aggregation process on the availability of atmospheric nutrients was highlighted by the rapid and large abiotic formation of transparent exopolymeric particles (TEP) following the dust deposition to the surface waters
Berriche-Harzallah, Amira. "Stratégies de changement de comportement financier du consommateur : les apports d'un modèle transthéorique orienté approche-évitement". Thesis, Lille 1, 2014. http://www.theses.fr/2014LIL12025/document.
Texto completoIncreasing attention is being given by researchers, practitioners and stakeholders to issues raised by consumers’ financial and budgetary behavior. Models of behavior change can help develop messages and adapted approaches in this area. This research shows that strategies of change used by the consumer are basically approach and avoidance strategies and proposes a model defining the role of decisional balance in using of these strategies. The model also includes individual variables such as attitude towards money and anxiety level that may have influenced the adoption of these strategies. This model is applied to groups of consumers in similar situations in the trajectory of change. The dimensions of the transtheoretical model of change (precontemplation, contemplation, action, maintenance) has been used to obtain these groups. The results also show effects of consumer's paratelic orientation. Theoretical contributions mainly explain the adoption of approach-avoidance strategies of financial behavior change. Managerial contributions correspond to actions to promote change by considering several variables of segmentation in particular the position of consumers on their trajectory of change
Akrout, Samir. "Comportement dynamique déterministe et large bande des structures guidées". Ecully, Ecole centrale de Lyon, 2005. http://www.theses.fr/2005ECDL0045.
Texto completoThe accent was carried, within the framework of this thesis, on the multimode propagation of the guided waves structures, and their modelling in a relarively broad frequencies field (low and medium frequency). The adopted approach is based on a propagative method coupled to a finite element model. It makes it possible to evaluate the propagation constants and to characterize the propagation of energy in theses structures. Thanks to the introduction of the waveguide assumption, it results in solving an eigenvalues system with order 2. An algorithm of classification of the eigenvalues and eigenvectors (associates with the waves modes) is used to determine the dispersion curves, group velocities and the mode shapes. This method was validated by comparison with experimental results test in the case of a stiffened plate. Moreover, these results agree and generalize of other literature results
Conti, Benoit. "La mobilité pendulaire interurbaine en France face aux enjeux du changement climatique : caractérisation socioéconomique, analyse spatiale et potentiels de report modal". Thesis, Paris Est, 2016. http://www.theses.fr/2016PESC1174/document.
Texto completoCommuter mobility is the subject of numerous studies meaning to describe and analyze the characteristics of commuters and their movements. In France, these studies focus primarily on people living in the functional area built around cities, called French urban areas. This thesis aims to provide supplementary insight on this topic by studying people moving between those French urban areas: intercity commuters.Analysing the French mainland population thought a quantitative approach conducted using census databases, measurement and qualification of long-distance commuters are proposed. Our results show a diversity of commuters in terms of demographic profile and spatial connections. The important use of the car as the primary mode of transport is emphasized. Despite their relatively low weight in the population of large and medium-sized urban areas in France, those commuters, who travel over long distances by car, are responsible for significant volumes of CO2 emissions.This result led to quantify the potential modal shift from car to rail. Our results demonstrate the existence of levers to theoretically reduce car use and thus the importance of its emissions. The influence of the spatial factor, at different scales, is attested. Furthermore such policies would have different consequences in terms of cost for the various professions and socio-professional categories
Amorim, Michel-Ange. "Mise à jour des informations spatiales accompagnant le changement de point de vue : niveaux et modes de traitement". Paris 5, 1997. http://www.theses.fr/1997PA05H002.
Texto completoThis thesis is concerned with the levels and modes of processing involved in the updating of spatial information following perspective change. In a first chapter, we present the literature on spatial updating following real and or imagined perspective change. Then, in a second chapter, we investigate experimentally the role of the sensory inputs in a locomotor pointing task towards one or several memorised targets. We compare the performance of normal subjects with that of participants subjected to a temporary (due to a space flight journey) or permanent (labyrinthine-defective patients) sensorimotor reorganisation. We also report the case study of a hemineglect patient. In the next chapter, we present two other experiments. The first one examines the contribution of a real movement to the updating of an initially misperceived configuration (due to depth foreshortening). The second study compares the effects of two different processing modes on the updating of an object's location and orientation during a navigation without vision, and their consequences on the locomotor activity and response latencies, in another chapter, mental chronometry is used for studying the effect of referce frames on spatiotopic mapping. Finally, we discuss our experimental contribution in the light of the current neurocognitive issues
Gandit, Marc. "Déterminants psychosociaux du changement de comportement dans le choix du mode de transport : le cas de l'intermodalité". Phd thesis, Grenoble 2, 2007. http://tel.archives-ouvertes.fr/tel-00369953.
Texto completoNguyen, Sinh Khoa. "Faisabilité de la définition d'une loi de comportement pour les matériaux granulaires par changement d'échelle mésoscopique-macroscopique". Thesis, Ecully, Ecole centrale de Lyon, 2014. http://www.theses.fr/2014ECDL0051/document.
Texto completoMost of the developed constitutive models for granular materials cannot capture the complexity of their behavior, due to the discrete nature of the material. The use of a multi-scale approach may help to address this issue by taking account local properties in a more precise way. It seems that the so-called meso-scale defined at the level of a cluster of particles is the relevant scale to have a better insight into the influence of the texture on the behavior of the material. In this framework, the work involved herein studies the feasibility of the definition of a constitutive law for granular materials by means of a meso-macro change of scale. A sample made of particles has been analysed using the Discrete Element Method (DEM). At the mesoscopic scale, the material is divided into meso-domains characterized by two variables: their elongation ratio and their orientation with respect to the compression direction. The meso-domains who share the same characteristics of texture define a phase. Then, six phases were defined. Some local variables such as the meso-texture, the meso-stress and the meso-strain were defined and their evolution analyzed. The simulations show that the material relies all the more on the phases oriented in the direction of compression to bear the loading as the phase holds very elongated domains. Indeed, these latter are able to develop a strong dilatancy and a strong anisotropy to withstand high stress ratios. Conversely, the phases oriented perpendicular to the direction of compression play a minor role in the global behavior of the material. On the basis of the DEM results, a change of scale process (whose key element is the volumetric percentage of a phase in the material) allowed to retrieve the global behavior of the material. An elastic-plastic model with a linear elasticity, a plastic deviatoric mechanism with a kinematic hardening was proposed to model the behavior of each phase at the mesoscopic scale. The eight parameters of the model are identified based on numerical results obtained for a loading path. The unloading path of the numerical test allowed to validate the proposed constitutive model. Similarly, a model is proposed and validated for the evolution of the volumetric percentage of each phase at the mesoscopic scale. Based on these models, the macroscopic behavior of the sample could have been derived with a mesoscopic-macroscopic change of scale technique. This study paves the way to the definition of a new class of constitutive models for granular materials, based on the existence of phases at the mesoscopic scale
Choquette, François. "Modélisation et analyse du comportement exergétique de la fusion d'une couche d'un matériau à changement de phase". Thesis, National Library of Canada = Bibliothèque nationale du Canada, 1996. http://www.collectionscanada.ca/obj/s4/f2/dsk3/ftp04/mq21730.pdf.
Texto completoChartier, Jean-Pierre. "Rééducation et changement : approche psychanalytique d'adolescents présentant des troubles du comportement et étude critique des outils réeducatifs". Paris 13, 1990. http://www.theses.fr/1990PA131009.
Texto completoThis study aims to specify what's really effecient in treatment of adolescents showing serious behavior problems. In the first part, idiosyncrasies of "give up and psychopathic subjects" are studied. Several metapsychological hypothesis are formulated : the existence of a structural homology between psychopathy and maniaco-depressive psychosis and the central position of "acting" in the dynamics of these states. The second part analyses the history and functionning of the reeducationnal process that we have named "the obvious tool": educationnal supports and medico-psychological assistance. Professional technical writings are confronted with opinions of ex-patients based on thirty investigative interviews. Two synthetic diagrams demonstrate the efficiency of the educator and reeducation. The third part is spent on what we call "the latent tools of change" : tranference conter transference, interpretation and identification movements. After a historical study of these freudian conceptions, we suggest propositions abble to be used with psychopathic and give up personalities. In the last part, we propose an original way of care taking : "transdisciplinary psychoanalysis". The aim is to create a supple frame work which allows the formation of an additive effect at a psychotherapeutic and educationnal level on the most difficult teenagers. We conclude with two schedules sinthetizing the contributions of what we have called "obious tool" and "latent tool"
Ruello, Pascal. "Étude du changement de comportement du dioxyde d'uranium au voisinage de 1300K : propriétés électriques, optiques et structurales". École Centrale Paris, 2001. http://www.theses.fr/2001ECAP0733.
Texto completoLardaud-Clerc, Caroline. "Le changement de comportement du créancier en cours d'exécution du contrat. Étude de droit français et anglais". Thesis, Lyon 3, 2015. http://www.theses.fr/2015LYO30060.
Texto completoThe change of behaviour refers to a situation in which, during the performance stage of the contract, the promisor behaves in a manner which is contrary to the existing contractual rights, but later neverthless insists on their application. Faced with the classic rules of contract law (sanctity of contracts, consideration), this volte-face should have no legal force. Yet, by prohibiting the promisor’s demand to perform the original agreement, French and English judges nevertheless introduce this situation in the law of contracts.Like frustration, the change of behaviour disrupts the performance of the contract ; like good faith and Equity, it is based on morality ; like an abuse of right, it punishes inconsistency ; like the theory of « apparence », it is in between facts and law. In spite of this, the change of behaviour stands out ; as it does not share the exact same scope as the expectations theory or the inconsistent behaviour theory, no other legal theory can wholly translate it into the law of the contracts. The change of behaviour therefore needs its proper legal framework which must consequently be found. The search is helped by the prism of comparative law, between French and Englis laws.The change of behaviour reveals a waiver of the promisor’s debt. The waiver is made possible by the contractual prerogatives he holds, prerogatives which are justified by the ownership of the debt. The efficiency of this flexible understanding of contractual content requires the obliteration of any litigation shield. As a consequence, forbidding the change should not only be seen as a defense against inconsistency, but should highlight a legally binding behaviour
Kodjo, Jérôme. "Modélisation multi échelle du comportement thermomécanique des bétons incluant des matériaux à changement de phase micro encapsulés". Thesis, Paris Est, 2019. http://www.theses.fr/2019PESC2010/document.
Texto completoA promising way to enhance thermal inertia of buildings is the use of phase change materials (PCMs). Thanks to their high latent heat, PCMs can be used to store a significant amount of thermal energy in order to reduce energy consumption related to air conditioning. However, their use leads to a decrease in the mechanical strength of the obtained composites. During the last decades, the incorporation of PCMs in concrete has been of great interest leading to many experimental works. However, theoretical and numerical models to predict the behavior of such complex materials are not developed so far, due to the complexity of the phase change behavior, the scale separation and issues associated to the damage which is mainly induced by microcracking at the scale of microstructural heterogeneities. The objective of this thesis is precisely to develop numerical modeling tools to predict the effective thermomechanical behavior of the material with aim of structural calculations. For this purpose, numerical tools based on microstructures at the scale of microencapsulated PCM are developed to simulate heat transfer, mechanical response, cracks propagation as well as leakage of liquid PCM through cracks. After studying the effects of phase changes in the PCM on the effective mechanical response of the composites, a multi-scale approach (FE² method) is proposed to carry out structural calculations taking into account phenomena at micro scale. Thermo-physical experimental characterizations are carried out to show the usefulness of PCMs in building materials and to make comparisons with the developed homogenization tools. Finally, we propose a study to understand and evaluate the effects of PCMs in the degradation of the mechanical properties of these new materials
Ruiz, Jacques. "Les pratiques du contrôle des systèmes d'information dans les organisations : étude exploratoire". Montpellier 2, 1991. http://www.theses.fr/1991MON20206.
Texto completoLagab, Djamel. "Étude de l'influence du caractère multi-modal sur le facteur de comportement des structures soumises aux actions sismiques". Châtenay-Malabry, Ecole centrale de Paris, 1996. http://www.theses.fr/1996ECAP0483.
Texto completoIn order to take into account the structure ductility, the seismic codes propose a reductin of the elastic loads by a strength reduction factor (behaviour factor-q in the EC-8). This concept is initialy proposed by Newmark & Hall in their study of the SDOF behaviour. However, it's implicitly generalised for the MDOF systemes. The purpose of this research is to provide a new strength reduction factor formulation, which take into account the multi-modal nature of structures. In the first part, an iterative correction technique is developed. It's based on the correction of strength, with acibled ductility of elements. According to this correction, the strength reduction factor follows a variable distribution. In the second part, a new strength reduction factor formulation is developed. It's based on the equivalent elastic mode approach. It's numerically tested on the reinforced concrete frames
Jiang, Fei. "Choix modal et système logistique en transport de marchandises : Modélisation, analyse économique et prévision du comportement du chargeur". Marne-la-vallée, ENPC, 1998. http://www.theses.fr/1998ENPC9807.
Texto completoIanniciello, Lucia. "Etude du comportement thermique d'une batterie électrochimique thermorégulée par matériaux à changement de phase pour le véhicule électrique". Thesis, Paris Sciences et Lettres (ComUE), 2018. http://www.theses.fr/2018PSLEM020/document.
Texto completoLi-ion battery thermal management is essential for electric vehicles (EVs), to ensure an optimal autonomy and lifespan of those batteries. Usually, air or coolant circuits are employed as thermal management systems. However, those systems are expensive in terms of investment and operating costs and must be dimensioned on the maximal power to be extracted. The use of phase change materials (PCMs) as latent heat storage medium allowing the absorption of the heat to be dissipated as latent heat may represent an alternative cheaper and easier to operate. In fact, PCMs can passively store the excess heat produced by a device and be used as passive systems. However, PCMs have several drawbacks like the difficulty to discharge the stored thermal load which limits the system’s cyclability or their low thermal conductivity which limits their heat transfer capacity. To solve the problem of the PCM regeneration, an additional active system can be added, dimensioned on a moderate power; the whole becomes a semi-passive system. In this study, a thermal management system composed of a PCM and forced air convection is evaluated. This system permits to combine the respective advantages of the two techniques. A model of the system is developed for one battery cell. A comparison with forced air convection only points out the usefulness of the PCM. To overcome the PCM low thermal conductivity, a highly conductive material can be added to the PCM permitting to obtain a composite with a higher thermal conductivity. Composites based on the PCMs studied and carbon nanostructures are elaborated, and their thermal conductivity is measured. Then, an experimental system permitting to simulate the dissipation of a battery cell is build and used to evaluate the PCM alone, the PCM embedded in metal foam and the better obtained composite. Finally, to be closer to the real conditions, a model representing an entire battery stack is developed, simulations are produced and the obtained results are discussed
Hammadou, Hakim. "Modélisation du choix modal voyageurs sur les déplacements longue distance : la valeur du temps". Lille 1, 2001. https://pepite-depot.univ-lille.fr/LIBRE/Th_Num/2001/50374-2001-35.pdf.
Texto completoBlanchet, Valérie. "Activation comportementale pour le traitement de la dépression sévère : évaluation de l'efficacité thérapeutique et des processus de changement". Doctoral thesis, Université Laval, 2017. http://hdl.handle.net/20.500.11794/30374.
Texto completoChapuis, Marie-Pierre. "Génétique des populations d'un insecte pullulant, le criquet migrateur, Locusta Migratoria". Montpellier, ENSA, 2006. http://www.theses.fr/2006ENSA0014.
Texto completoMazouz, Bachir. "La part des styles conjecturaux de décision dans l'évolution des firmes : Une approche empirique de la dynamique des firmes à travers des apports des théories de la décision et de la cognition humaine appliquées aux organisations". Lille 1, 1998. https://pepite-depot.univ-lille.fr/LIBRE/Th_Num/1998/50374-1998-219.pdf.
Texto completoGoter, Françoise Zardet Véronique. "Etude du système de sanctions-récompenses en lien avec la performance des organisations de service public cas d'expérimentation /". Lyon : Université Lyon 3, 2006. http://thesesbrain.univ-lyon3.fr/sdx/theses/lyon3/2005/goter_f.
Texto completoIlyas, Saqib. "Organizational socialization, psychological needs satisfaction and job outcomes : a moderated mediation model". Thesis, Aix-Marseille, 2018. http://www.theses.fr/2018AIXM0662/document.
Texto completoOrganizational socialization is a dynamic process by which newcomers learn and adjust to attitudes and behaviors needed to assume their new organizational roles. Nowadays managing newcomers becomes a challenge for organizations as they demand more from their organization, and push organizations to invest time and resources for their adjustment. The present study introduces psychological needs satisfaction in the scope of organizational socialization research. 34 newcomers were interviewed about their new job, socialization experience and required motivational elements by using the critical incident technique. The results showed that newcomers’ psychological needs fulfillment was helping the success of the organizational socialization process. Subsequently, a quantitative study was conducted to test the theoretical model. A positive relationship was found between organizational socialization tactics and psychological need satisfaction proving it as a proximal outcome of socialization. Distal outcomes i.e. job performance and affective commitment were also positively influenced by organizational socialization tactics and organizational social support from socialization agents. Further, it was found that newcomers’ psychological capital (moderating variable at T1) strengthened the relationship between socialization resources (i.e. organizational socialization tactics and organizational social support) and newcomer’s psychological needs satisfaction; and that newcomers’ proactivity (moderating variable at T2) strengthened the relationship between psychological needs satisfaction and job outcomes, i.e. performance and affective commitment
Eymery, Catherine. "Attitudes caractéristiques des enseignants et/ou formateurs favorisant la mise en place d’inventions révélatrices d’un professionnel dit "ingenium"". Thesis, Toulouse 2, 2012. http://www.theses.fr/2012TOU20058.
Texto completoAn exploratory study allowed us to define the characteristics of an educational device named by their teacher: Classe-cycle. We made a qualitative analysis of empirical data we have collected, so as to give meaning and some understanding of the innovation process. We have find out that one organizational invention of this type had been able to lead the professional development of teachers. This important first step allowed to reveal the complexity and the involvement of notion of time in the process of concept new towards the concept of innovation. Beyond the high social demand which influencing the desire or the need to be innovative, we note that the process generates the essential to our culture, our evolution, our ability to learn, our ability to adapt. Given that invention is part of the learning process can we believe that entering into this recursive loop, would be a possibility of creating his own professional capacity throughout his life? Would we be able to learn mobilize attitudes likely to initiate this process of perpetual learning, leaving us curious and eager to improve our professional practice? What interests us particularly it's the attitudes which in the exercise of his profession, a teacher or a trainer, allow it to develop creative moments. Therefore, activation of these processes will allow him to design solutions to problems encountered in a given context. Ultimately, we seek to find a significant set of attitudes that would generate innovatives' moments. Our research question is defined as: What are the characteristic attitudes of teachers or trainers that promote the development of inventions revealing the professional known as ingenium?
Nguyen, Ngoc Son. "Prise en compte d'une échelle mésoscopique dans l'étude du comportement des milieux granulaires". Thesis, Ecully, Ecole centrale de Lyon, 2009. http://www.theses.fr/2009ECDL0029/document.
Texto completoThe technique of change of scales has been extensively developed in the literature to describe the global behaviour of granular materials taking into account their local properties. This method usually considers two scales : the macroscopic scale at the level of representative elementary volume and the microscopic scale at the level of contact between particles. The major difficulty of this "micro-macro" change of scales lies in the definition of the macroscopic strain : indeed, the macroscopic stress is clearly defined from contact forces while it is not appropriate to derive the macroscopic strain from the kinematics at contacts. In this framework, this work proposes to introduce a third scale called mesoscopic scale. This scale, at which both stress and strain can be defined, is intermediate between macroscopic and microscopic scales and allows to overcome the major difficulty mentioned above. The mesoscopic scale is defined at the level of local arrangements of particles, called sub-domains, and its relevance is studied on numerical 2D and 3D materials composed of circular then spherical particles, simulated with the discrete element method. Bidimensional media are geometrically represented by a particle graph composed of closed sub-domains, also called void cells, whose border is constituted by the branches joining the centers of particles in contact : the mesoscopic scale is thus defined at the level of these closed void cells. At this local scale, we fist describe the structure of the medium in terms of density and fabric ; we define then the static and kinematic variables in terms of stress and of strain. Strong heterogeneities of granular media in terms of structure, stress and strain are highlighted at this scale, with a structuration of heterogeneities of stress and strain and a significant correlation between these two quantities. Concerning tridimensional media, a partition into closed void cells is impossible, because of the complexity of the 3D structure of these media. We propose a partition method based on the distribution of voids inside the medium. This method consists first in subdividing the medium into tetrahedrons by a Delaunay partition and then in associating neighbouring tetrahedrons, according to a criterion to be defined. This allows us to form sub-domains which are not closed but which play a role analogous to the role of closed sub-domains in the 2D study. The proposed association criterion is based on the ratio between the size of constriction (void on each face of tetrahedrons) and the size of pores around each constriction. This partition method constitutes a preliminary step for an extension of the results obtained in the bidimensional case to the tridimensional case
Vazquez, Sandrin German. "Le changement de comportement reproductif de la population rurale au Mexique : une étude comparative entre indigènes et non indigènes". Paris 3, 2005. http://www.theses.fr/2005PA030007.
Texto completoThe purpose of this thesis is to describe the changes in reproductive behaviour among Mexican rural indigenous women, and to identify the causes of this change in the explications of the theoretical social demography frameworks. For the analysis of the indigenous population, we make one original category, which includes the objective criterion of the mother tongue and the subjective criterion of the ethnic belonging. Whitthin this rural environment, our research identifies the first indigenous women who began their transition toward fertility control in the mid-1980's. The pioneers were bilingual self-declared indigenous women, bilingual self-declared non-indigenous women and self-declared indigenous women who don't speak an indigenous language, all of whom belong to 1942-1952 generations
Mekideche, Férial. "Le comportement de l'entreprise publique dans le changement institutionnel et organisationnel : cas de l'entreprise publique économique algérienne, 1994-2006". Amiens, 2008. http://www.theses.fr/2008AMIE0057.
Texto completoBordeleau, Christiane. "Lien entre l'intention et les habitudes avec les stades du changement de comportement de la théorie transthéorique de Prochaska /". Thèse, Trois-Rivières : Université du Québec à Trois-Rivières, 1999. http://www.uqtr.ca/biblio/notice/resume/03-2204591R.html.
Texto completoBordeleau, Christiane. "Lien entre l'intention et les habitudes avec les stades du changement de comportement de la théorie transthéorique de Prochaska". Thèse, Université du Québec à Trois-Rivières, 1999. http://depot-e.uqtr.ca/3356/1/000662167.pdf.
Texto completoJacolot, Ronan. "Visualisation et analyse du comportement hydrodynamique et thermique de l'écoulement du fluide dans un caloduc rainuré". Poitiers, 2008. http://theses.edel.univ-poitiers.fr/theses/2008/Jacolot-Ronan/2008-Jacolot-Ronan-These.pdf.
Texto completoHeat pipe is a high performance device of thermal transfer which operation principle is based on the change of state of a fluid. Its utilization has become common on telecommunication satellite in order to assure the thermal management. Most of them are composed of an intern capillary structure made of axial grooves. High performance heat pipe modelling needs an increased knowledge of flow behaviour inside these grooves. Thus, even if this flow is usually laminar, a free surface governed by capillarity leads to many difficulties in the mean friction factor calculation. In this study, an experimental set-up has been developed in order to visualize the liquid-vapour interface for different axially grooved heat pipes. This experimentation, associated with image processing programs, allows the measurement of height of liquid and meniscus radius. The comparison between experimental results for an isotherm laminar flow and numerical simulations lead to a better knowledge of the surface tension influence on the liquid flow. In a second time, some modifications have been made on the experimental set-up in order to visualize the liquid-vapor interface in thermal condition. The first results have shown some interesting element concerning the characterization of the flow behaviour in the evaporator zone
Jacolot, Ronan Bertin Yves Ayel Vincent. "Visualisation et analyse du comportement hydrodynamique et thermique de l'écoulement du fluide dans un caloduc rainuré". Poitiers : I-Médias, 2008. http://theses.edel.univ-poitiers.fr/index.php?id=312.
Texto completoPetronevich, Anna. "Dynamic factor model with non-linearities : application to the business cycle analysis". Thesis, Paris 1, 2017. http://www.theses.fr/2017PA01E050/document.
Texto completoThis thesis is dedicated to the study of a particular class of non-linear Dynamic Factor Models, the Dynamic Factor Models with Markov Switching (MS-DFM). Combining the features of the Dynamic Factor model and the Markov Switching model, i.e. the ability to aggregate massive amounts of information and to track recurring processes, this framework has proved to be a very useful and convenient instrument in many applications, the most important of them being the analysis of business cycles.In order to monitor the health of an economy and to evaluate policy results, the knowledge of the currentstate of the business cycle is essential. However, it is not easy to determine since there is no commonly accepted dataset and method to identify turning points, and the official institutions announce a newturning point, in countries where such practice exists, with a structural delay of several months. The MS-DFM is able to resolve these issues by providing estimates of the current state of the economy in a timely, transparent and replicable manner on the basis of the common component of macroeconomic indicators characterizing the real sector. The thesis contributes to the vast literature in this area in three directions. In Chapter 3, I compare the two popular estimation techniques of the MS-DFM, the one-step and the two-step methods, and apply them to the French data to obtain the business cycle turning point chronology. In Chapter 4, on the basis of Monte Carlo simulations, I study the consistency of the estimators of the preferred technique -the two-step estimation method, and analyze their behavior in small samples. In Chapter 5, I extend the MS-DFM and suggest the Dynamical Influence MS-DFM, which allows to evaluate the contribution of the financial sector to the dynamics of the business cycle and vice versa, taking into consideration that the interaction between them can be dynamic
Séhili, Djaouida. "L'insolite répartie féminine : les ambivalences du féminin et du masculin face à la dynamique du changement". Paris 10, 2000. http://www.theses.fr/2000PA100095.
Texto completoAné, Thierry. "Changement de temps, processus subordonnés et volatilité stochastique : une approche financière sur des données à haute fréquence". Paris 9, 1997. https://portail.bu.dauphine.fr/fileviewer/index.php?doc=1997PA090027.
Texto completoThe goal of this thesis is to validate mathematically the brilliant conjecture by Clark (1973) who chose the volume as the subordinating process t defining the economic time in which asset prices should be observed. Along the lines of the recent microstructure literature and using the tick by tick data, we show, in agreement with the recent empirical results by Jones, Kaul and Lipson (1994), that it is in fact the number of trades which defines the economic time. We prove that without any assumption on the distribution of the stochastic time t we recover normality for asset price returns when using the number of trades as the "stochastic clock". We extract from a tick by tick data base the empirical distribution of asset returns and use a parametric estimation procedure to compute the moments of the unknown distribution of the subordinator t. The moments of t coincide with the corresponding moments of the number of trades. Lastly, we explain how the issue of stochastic volatility can be embedded in the general framework of stochastic time changes and what it implies for option pricing and hedging. The effectiveness of implied versus historical volatility in forecasting the future volatility has recently been, with good reasons, the subject of scrutiny both among academics and practitioners. It is common practice to use implied volatility as the market's forecast of future volatility. S&P 500 options and futures prices are used to show that implied volatility is a poor forecast of the realized volatility. The use of subordinated processes can help to construct a good forecast of the realized volatility. Moreover, our time change as well as our volatility forecast highlights the role of the rate of information arrival proxied by the number of trades
Donnard, Adrien. "Etude du comportement mécanique multiaxial de matériaux cellulaires". Thesis, Paris, ENSAM, 2018. http://www.theses.fr/2018ENAM0026/document.
Texto completoThis thesis is focused on the mechanical behavior of foam designed to absorb energy in an airplane pilot seat cushion. Usually, these materials are characterized using uniaxial compressive test. Nevertheless, this uniaxial characterization doesn’t represent the real in-use loading of cushion. To complete these data, this work focuses on multiaxial behavior characterization of foam. The analysis of behavior is realized by using a separation into two contributions linked to the volume (pressure-volume) and the shape (distortion-shear) change. A hydrostatic testing system was developed with the aim to characterize the volume change behavior. Results highlight a strong influence of the volume change behavior during an uniaxial compression solicitation. A second testing system was developed allowing to apply radial solicitations following a kinematic angle, which imposes a non-proportional variation of volume and distortion. A kinematic angle influence is observed on the volume and shape change behavior. Other solicitations composed of compression and shear applied in a sequential way, permit to observe a volume influence on the shape change behavior. Finally, a 2D simulation model composed of 1D element composition shows a good representation of the volume and shape changes behavior obtained from experimentation