17 research outputs found

    Gender, migration and the ambiguous enterprise of professionalizing domestic service: the case of vocational training for the unemployed in France

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    Drawing on ethnographic data concerning migrant male domestic workers, this article examines the gendered dimensions of the process of racialization in Italy and France. First, it shows that specific racialized constructions of masculinity are mobilized by the employers as well as by training and recruitment agencies. These constructions of masculinity are related to different forms of organization of the sector in each country and to different ideologies about the integration of migrants. Second, the data presented reveal the strategies used by migrant male domestic workers to reaffirm their masculinity in a traditionally feminized sector. In doing so, this article intends to explore the connections between international migration and the gendering of occupations, with regard to the construction and management of masculinities in domestic service. Finally, by examining men’s experiences, this article aims to contribute to a more complex definition of the international division of care work

    Restauration morpho-dynamique et redynamisation de la section court-circuitée du Rhin en aval du barrage de Kembs (projet INTERREG / EDF)

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    National audienceThe Upper Rhine River has been heavily impacted by channelization for flood protection and navigation, and then by damming for hydropower generation. In normal non flooding conditions, most of the flows are diverted in a canalized section whereas the regulated “old Rhine” bypassed reach runs a minimum flow. Between Huningue and Neuf-Brisach, engineering works induced simplification and stabilization of the channel pattern from a formerly braiding sector to a single incised channel, hydrological modifications, bottom armouring due to bedload decrease, and thus ecological alterations. Two complementary and interdisciplinary projects have been initiated to restore alluvial morphodynamics: i) the international “INTERREG IV - Redynamisation of the old Rhine” project (2009-2012) coordinated by the Alsace region, France; ii) the left bank “controlled erosion” project launched by ElectricitĂ© de France (EDF) within Kembs hydroelectric station relicensing process since 2003-2004. The purpose of these projects is to evaluate the feasibility of an important hydro-morphological and ecological restoration plan on a 45 km long reach, through both field testing of bank erosion techniques at favourable locations, and artificial sediments input from right bank excavations. This will help define possible long term prospective scenarios, in order to restore sustainable sediment transport, morphodynamics variability and associated ecological functions. The study will involve historical analysis, hydro-morphological / hydraulic physical and numerical modelling, physical and ecological monitoring, and sociological aspectsLe Rhin alsacien-allemand a enregistrĂ© de profondes modifications morphologiques et hydrologiques Ă  la suite de sa correction et de sa rĂ©gularisation pour la protection contre les crues et la navigation, puis aprĂšs la construction de barrages hydro-Ă©lectriques. Les amĂ©nagements rĂ©alisĂ©s entre Huningue et Neuf-Brisach ont engendrĂ© une simplification et une stabilisation du style fluvial. Un fleuve en tresses a cĂ©dĂ© la place Ă  un chenal unique incisĂ©. Le fond de chenal est devenu pavĂ© Ă  cause d’une diminution des apports de charge de fond et des altĂ©rations Ă©cologiques ont Ă©tĂ© observĂ©es (simplification des habitats aquatiques et riverains). Deux projets complĂ©mentaires et interdisciplinaires ont Ă©tĂ© engagĂ©s afin de restaurer une dynamique des formes alluviales : i) le projet international INTERREG IV – Redynamisation du Vieux Rhin (2009-2012) sous l’impulsion de la rĂ©gion Alsace ; ii) le projet d’érosion maitrisĂ©e des berges de la rive gauche conduit par ElectricitĂ© de France (EDF) dans le cadre du renouvellement de la concession de l’amĂ©nagement de Kembs. L’objectif des deux projets est de dĂ©finir un plan de restauration hydro-morphologique et Ă©cologique conduisant Ă  la redynamisation d’un tronçon de 45 km. L’étude repose sur une analyse historique, l’exploitation de modĂšles Ă  la fois physiques et numĂ©riques, et les suivis morphologiques in situ d’une recharge artificielle en sĂ©diments et d’érosions de berge contrĂŽlĂ©es. Ces Ă©tudes de faisabilitĂ© sont complĂ©tĂ©es par des analyses Ă©cologique et sociologique pour apprĂ©cier l’impact socio-environnemental de ces projets

    Selective area growth of InP in shallow trench isolation (STI) on large scale Si(001) wafer using defect confinement technique

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    Heterogeneous integration of III-V semiconductors on Si substrate has been attracting much attention as building blocks for next-generation electronics, optoelectronics, and photonics. In the present paper, we studied the selective area epitaxial studies of InP grown on 300 mm on-axis Si (001) substrates patterned with Shallow Trench Isolation (STI) using the necking effect technique to trap crystalline defects on the sidewalls. We make use of a thin Ge buffer in the bottom of the trench to reduce interfacial strain at the interface and to promote InP nucleation. We could show here, by systematic analysis, the strong impact of the growth temperatures and pressures of the InP layer on the growth uniformity along the trench and crystalline quality that we correlated with resistance changes and interdiffusion measured in the III-V layer. The key challenge remains in the ultimate control of crystalline quality during InP selective growth in order to reduce defect density to enable device-quality III-V virtual substrates on large-scale Si substrates. © 2013 AIP Publishing LLC.status: publishe
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