991 resultados para Stéphane Mallarmé
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Rapport de stage présenté en vue de l’obtention du grade de Maître ès sciences (M.Sc) en Criminologie option stage en intervention
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Thèse réalisée en cotutelle avec l'Institut d'Études théâtrales de l'Université Sorbonne nouvelle - Paris 3
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Réflexion critique sur l'essai « L'amour du pauvre » de Jean Larose (Boréal, coll. Papiers collés, 1991).
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Entre mai 1856 et mars 1858, un foisonnement d’études inédites paraissent sur Honoré de Balzac qui s’écartent de la tradition des témoignages et des critiques biographiques — celle des contemporains qui ont côtoyé le grand homme disparu et se grandissent en disant qu’ils l’ont bien connu. Si l’on peut affirmer qu’une révolution s’est opérée en août 1850 sur la tombe de Balzac qui affecte les appropriations de son oeuvre autant que le discours global sur le genre romanesque et sur son ennoblissement, on peut ajouter que la mêlée des discours qui s’appliquent à l’auteur de « La comédie humaine » sept ans plus tard, tandis que Flaubert et Baudelaire sont poursuivis pour outrage à la morale publique et à la religion, permet de réarticuler les tensions entre romantisme, réalisme et naturalisme, et entre romantisme et modernité.
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Each player in the financial industry, each bank, stock exchange, government agency, or insurance company operates its own financial information system or systems. By its very nature, financial information, like the money that it represents, changes hands. Therefore the interoperation of financial information systems is the cornerstone of the financial services they support. E-services frameworks such as web services are an unprecedented opportunity for the flexible interoperation of financial systems. Naturally the critical economic role and the complexity of financial information led to the development of various standards. Yet standards alone are not the panacea: different groups of players use different standards or different interpretations of the same standard. We believe that the solution lies in the convergence of flexible E-services such as web-services and semantically rich meta-data as promised by the semantic Web; then a mediation architecture can be used for the documentation, identification, and resolution of semantic conflicts arising from the interoperation of heterogeneous financial services. In this paper we illustrate the nature of the problem in the Electronic Bill Presentment and Payment (EBPP) industry and the viability of the solution we propose. We describe and analyze the integration of services using four different formats: the IFX, OFX and SWIFT standards, and an example proprietary format. To accomplish this integration we use the COntext INterchange (COIN) framework. The COIN architecture leverages a model of sources and receivers’ contexts in reference to a rich domain model or ontology for the description and resolution of semantic heterogeneity.
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La bacteriemia asociada a catéter afecta a pacientes en las unidades de cuidado intensivo con una alta morbilidad, mortalidad y aumento de los costos al sistema de salud. Los recién nacidos son la población de más alto riesgo por el mayor uso de catéteres centrales. Objetivo: Caracterizar factores de riesgo para bacteriemia asociada a catéter en la Unidad de Cuidado Intensivo Neonatal de la Fundación Cardioinfantil entre 2005 - 2010 Materiales y método: Estudio descriptivo de corte transversal, incluyó todos los recién nacidos con diagnostico de bacteriemia asociada a catéter. Se analizó la información utilizando frecuencias y medidas de tendencia central. Resultados: Se encontraron 50 pacientes con diagnostico de bacteriemia asociada a catéter. 50% de género masculino, 52% con edad gestacional al nacimiento menor a 36 semanas y 24% con peso menor a 1500 gramos al momento de la inserción del catéter. La edad fue de 24.2 días al momento de la inserción del catéter. En el 66% de los pacientes el sitio de inserción fue el miembro superior, siendo el Sthaphylococcus Epidermidis el germen con el 50% de las bacteriemias. Conclusión: La bacteriemia asociada a catéter afecta paciente prematuros, de bajo peso sin diferencias en genero. La manipulación de dichos dispositivos, el sitio de inserción, el uso previo de antibióticos, la duración del catéter y el uso de nutrición parenteral son factores que están asociados al mayor riesgo de infección. Siendo el Staphylococcus Epidermidis el germen mas frecuente.
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El tema de las drogas suscita un debate entre quienes defienden la prohibición y la represión, y aquellos que defienden alternativas como la legalización y/o regulación y otras más moderadas como la descriminalización y la despenalización. Aunque ambas posturas muestran datos empíricos que las soportan, desde el ámbito discursivo la visión represiva se ha posicionado como la más aceptada en el continente americano, más específicamente, en Latinoamérica. El presente trabajo, hace un estudio de caso del proceso de securitización del narcotráfico entre los presidentes de Estados Unidos y Colombia durante el período 1986-1990. A lo largo del texto, se analizan discursos oficiales de los presidentes de ambos Estados, resaltando las estrategias retóricas y sus transformaciones que legitimaron acciones represivas de tipo político-militar contra las drogas. Al final se apunta a reivindicar el discurso como un instrumento para reproducir creencias sobre fenómenos, en este caso, la creencia de que las drogas son una amenaza existencial a la seguridad política y militar para los Estados.
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Esta disertación busca estudiar los mecanismos de transmisión que vinculan el comportamiento de agentes y firmas con las asimetrías presentes en los ciclos económicos. Para lograr esto, se construyeron tres modelos DSGE. El en primer capítulo, el supuesto de función cuadrática simétrica de ajuste de la inversión fue removido, y el modelo canónico RBC fue reformulado suponiendo que des-invertir es más costoso que invertir una unidad de capital físico. En el segundo capítulo, la contribución más importante de esta disertación es presentada: la construcción de una función de utilidad general que anida aversión a la pérdida, aversión al riesgo y formación de hábitos, por medio de una función de transición suave. La razón para hacerlo así es el hecho de que los individuos son aversos a la pérdidad en recesiones, y son aversos al riesgo en auges. En el tercer capítulo, las asimetrías en los ciclos económicos son analizadas junto con ajuste asimétrico en precios y salarios en un contexto neokeynesiano, con el fin de encontrar una explicación teórica de la bien documentada asimetría presente en la Curva de Phillips.
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Basado en un Coloquio Internacional con el mismo título celebrado en L'École des Mines d'Albi, 25-27 de junio de 2008
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Heating and cooling temperature jumps (T-jumps) were performed using a newly developed technique to trigger unfolding and refolding of wild-type ribonuclease A and a tryptophan-containing variant (Y115W). From the linear Arrhenius plots of the microscopic folding and unfolding rate constants, activation enthalpy (ΔH#), and activation entropy (ΔS#) were determined to characterize the kinetic transition states (TS) for the unfolding and refolding reactions. The single TS of the wild-type protein was split into three for the Y115W variant. Two of these transition states, TS1 and TS2, characterize a slow kinetic phase, and one, TS3, a fast phase. Heating T-jumps induced protein unfolding via TS2 and TS3; cooling T-jumps induced refolding via TS1 and TS3. The observed speed of the fast phase increased at lower temperature, due to a strongly negative ΔH# of the folding-rate constant. The results are consistent with a path-dependent protein folding/unfolding mechanism. TS1 and TS2 are likely to reflect X-Pro114 isomerization in the folded and unfolded protein, respectively, and TS3 the local conformational change of the β-hairpin comprising Trp115. A very fast protein folding/unfolding phase appears to precede both processes. The path dependence of the observed kinetics is suggestive of a rugged energy protein folding funne
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During Oceanic Anoxic Event 1a (OAE 1a, 120 Ma; Li et al., 2008), organic carbon-rich layers were deposited in marine environments under anoxic conditions on a global scale. In this study, palaeoenvironmental conditions leading to this event are characterised by studying the Upper Barremian to the Lower Aptian succession of the Gorgo a Cerbara section (central Italy). For this, an integrated multi-proxy approach (δ13Ccarb; δ13Corg; δ18O; phosphorus; Total Organic Carbon, TOC; bulk-rock mineralogy, as well as redox-sensitive trace elements — RSTEs) has been applied. During the LateBarremian, thin organic-rich layers occur episodically, and associated Corg:Ptot ratios indicate the presence of intermittent dysoxic to anoxic conditions. Coarse correlations are observed between TOC, P and biogenic silica contents, indicating links between P availability, productivity, and TOC preservation. However, the corresponding δ13Ccarb and δ18O records remain quite stable, indicating that these brief periods of enhanced TOC preservation did not have sufficient impact on the marine carbon reservoir to deviate δ13C records. Around the Barremian–Aptian boundary, TOC-enriched layers become more frequent. These layers correlate with negative excursions in the δ13Ccarb and δ13Corg records, possibly due to a warming period as indicated by the δ18O record. During the earliest Aptian, this warming trend is reverted into a cooling trend, which is then followed by an important warming step near the onset of Oceanic Anoxic Event 1a (OAE 1a). During this time period, organic-rich intervals occur, which are characterised by the progressive increase in RSTE. The warming step prior the onset of OAE 1a is associated with the well-known negative spike in δ13Ccarb and δ13Corg records, an important peak in P accumulation, RSTE enrichments and Corg:Ptot ratios indicating the prevalence of anoxic conditions. The Selli Level itself may document a cooling phase. RSTE enrichments and Corg:Ptot ratios confirm the importance of anoxic conditions during OAE 1a at this site. The Gorgo a Cerbara section is interpreted to reflect the progressive impact of palaeoenvironmental change related to the formation of the Ontong-Java plate-basalt plateau, which started already around the Barremian–Aptian boundary and culminated into OAE 1a.
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Insect pollination benefits over three quarters of the world's major crops. There is growing concern that observed declines in pollinators may impact on production and revenues from animal pollinated crops. Knowing the distribution of pollinators is therefore crucial for estimating their availability to pollinate crops; however, in general, we have an incomplete knowledge of where these pollinators occur. We propose a method to predict geographical patterns of pollination service to crops, novel in two elements: the use of pollinator records rather than expert knowledge to predict pollinator occurrence, and the inclusion of the managed pollinator supply. We integrated a maximum entropy species distribution model (SDM) with an existing pollination service model (PSM) to derive the availability of pollinators for crop pollination. We used nation-wide records of wild and managed pollinators (honey bees) as well as agricultural data from Great Britain. We first calibrated the SDM on a representative sample of bee and hoverfly crop pollinator species, evaluating the effects of different settings on model performance and on its capacity to identify the most important predictors. The importance of the different predictors was better resolved by SDM derived from simpler functions, with consistent results for bees and hoverflies. We then used the species distributions from the calibrated model to predict pollination service of wild and managed pollinators, using field beans as a test case. The PSM allowed us to spatially characterize the contribution of wild and managed pollinators and also identify areas potentially vulnerable to low pollination service provision, which can help direct local scale interventions. This approach can be extended to investigate geographical mismatches between crop pollination demand and the availability of pollinators, resulting from environmental change or policy scenarios.
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Studien behandlar, den av myndigheten Forum för levande historia utgivna boken …om detta må ni berätta…, av Stéphane Bruchfeld och Paul A. Levine. I studien analyseras olika förklaringar till Förintelsen, som mer explicit eller implicit kan skönjas i texten. Det hela relateras till vad några andra författare och förintelseforskare, beskriver, och kommit till för slutsatser angående de olika förklaringarna dessa representerar, i den av mig utvalda litteraturen. Dessa författare är Zygmunt Bauman och hans bok Auschwitz och det moderna samhället (1989). Yehuda Bauer i boken rethinking the holocaust (2001), Harald Welzer, och hans bok Gärningsmän (2007), slutligen Saul Friedländer och hans bokverk, Förföljelsens år 1933-1939, Utrotningens år 1939-1945. Analysens verktyg består av en indelning i sju, olika förklaringsmodeller, som förekommer och som dessa författare också, representerar eller lyfter fram. Resultatet är slutligen att jag fann den ideologiska förklaringsmodellen framträdande i boken …om detta må ni berätta…, men också beskrivningen av en antisemitism, med rötter långt bak i tiden, är framträdande i denna text. Studien utvisar också att det finns inslag även från andra förklaringsmodeller.
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Images are used in history education for a variety of reasons, not least to generate interest through a better understanding of historical events and people. The aim of this study was to investigate how historical pictures, either illustrated or documentary/photographic, can be used as a resource for activating and improving pupils' historical empathy, in the way described by Stéphane Lévasque. I conducted a reception study on five different focus groups consisting of pupils from different upper secondary schools in Sweden. The pupils varied with regard to number of credits for admission to upper secondary school. A sixth group of pupils was interviewed as a contrasting control group in order to add perspective to the results. The discussions were based on the pupils' interpretations of 34 selected pictures, all of which were taken from the most common history textbooks. Each pupil was asked to choose the picture he/she felt was the most representative historical image. On the basis of the strategies used by the pupils when interpreting the pictures and discussing them, the material was analysed in accordance with Lévesque's categories: imagination, historical contextualisation and morals. The last category, morals, was further divided into three sub-categories: sense of justice, sympathy and progression. The reflections of the pupils and the degree of contextualisation varied. It appeared that the pupils were less inclined to discuss assumptions about the persons in the pictures; instead they chose to discuss the historical context in question. The pictures in this study did not seem to trigger the pupils to fabricate anachronistic reasoning about history; when they did produce lengthy reasoning, it was contextual, structural and metahistorical. In this context, the pupils who belonged to the group with the highest average of credits showed some signs of reflection on the basis of historical context and some criticism about the historical sources. On no occasion did any of the pupils choose a picture as a concrete expression of injustice. One of the questions this study aimed to explore was whether a lack of historical context affects how pictures trigger emotions and reasoning on the basis of moral aspects. Some of the pupils displayed moral standpoints, primarily the degree of morals concerning injustice. One possible interpretation could be that the feeling of being unfairly treated and subjected to insulting behaviour and social injustice was something the pupils could relate to. The group of pupils who had not yet studied history at upper secondary school, the control group, generally made reflections using this sort of reasoning when they discussed the historical aspects of the pictures.