204 resultados para Pandora


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The aim of this paper was to understand women s time as seen through the experiences of the women workers of Sobral-CE, who build free time and leisure time through the subjectivity of their histories as delineated by an everyday life as full of work as it is empty of leisure. The approach used here is an ethnographic one, through participative observation and narratives of working and leisure experiences. These workers everyday life reveals itself in the construction of their leisure time as related to their time of drudgery, in public as well as in private spaces. The responsibility of working away from home, as well as of carrying through domestic chores and of devoting themselves to their husband and their children was imposed upon women in a manipulative manner. This fact deprived women of their possibility of practicing and enjoying leisure activities. With the coming of the so called triple working day, women began organizing new strategies to elaborate, to organize, to create and to turn leisure activities possible. The interpretation of the trajectories of the lives of twenty women workers of a shoe plant in Sobral-CE was realized by the means of an ethnographic study. The thesis consists of the analysis of the construction of social times and of leisure practices, in a context interpenetrated by the cultural conditionings of much work and economic difficulties. The aim of the study was to understand how the women workers of Sobral-CE construct their practices and representations about free time and leisure in the web of sociabilities (possibilities, necessities, dilemmas and dreams). Everyday life is here defined as an ontological dimension of human life. Hence, it does not limit itself to the rituals, the celebrations or the exceptional conditions usually discussed by researchers

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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)

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The system formed by the F ring and two close satellites, Prometheus and Pandora, has been analysed since the time that Voyager visited the planet Saturn. During the ring plane crossing in 1995 the satellites were found in different positions as predicted by the Voyager data. Besides the mutual effects of Prometheus and Pandora, they are also disturbed by a massive F ring. Showalter et al. [Icarus 100 (1992) 394] proposed that, the core of the ring has a mass which corresponds to a moonlet varying in size from 15 to 70 kin in radius which can prevent the ring from spreading due to dissipative forces, such as Poynting-Robertson drag and collisions. We have divided this work into two parts. Firstly we analysed the secular interactions between Prometheus-Pandora and a massive F ring using the secular theory. Our results show the variation in eccentricity and inclination of the satellites and the F ring taking into account a massive ring corresponding to a moonlet of different sizes. There is also a population of dust particles in the ring in the company of moonlets at different sizes [Icarus 109 (1997) 304]. We also analysed the behaviour of these particles under the effects of the Poynting-Robertson drag and radiation pressure. Our results show that the time scale proposed for a dust particle to leave the ring is much shorter than predicted before even in the presence of a coorbital moonlet. This result does not agree with the confinement model proposed by Dermott et al. [Nature 284 (1980) 309]. In 2004, Cassini mission will perform repeated observations of the whole system, including observations of the satellites and the F ring environment. These data will help us to better understand this system. (C) 2003 COSPAR. Published by Elsevier Ltd. All rights reserved.

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Pós-graduação em Artes - IA

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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)

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Theoretical work that studies the alternate reality game, as well as their use for promotional purposes, to explore the convergence of media and encourage the participant to change between them. To do this analysis is plotted an overview of the concepts of transmedia storytelling and transmedia marketing to analyze a proposed game - Vivencie a Pandora - to promote a TV series - Nova Éden

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In the present work it is proposed to do a revision on some studies on the dynamics of the Prometheus-Pandora system. In special, those studies that deal with anomalous behaviours observed on its components, identi ed as angular lags in these satellite`s orbits. Initially, it is presented a general description, contextualising the main characteristics of this system. The main publications related to this subject are analised and commented, in chronological order, showing the advances made in the knowledge of such dynamics. An analysis of the initial conditions, used by Goldreich e Rappaport (2003a ,b) e Cruz (2004), obtained through observations made by the Voyager 1 and 2 spacecrafts and by the Hubble space telescope, it is made in order to try to reproduce their results. However, no clear conclusion of the values used were found. The tests addopted in the analysis are from Cruz (2004), which reproduced the results and o ered a new explanation on the origin of the observed angular lags. The addopetd methodology involves the numerical integration of the equations of motion of the system, including the zonal harmonics J2, J4 and J6 of Saturn's gravitational potential. A fundamental consideration in this study is the use of geometric elements instead of osculating elements. It was found the set of initial data that best reproduces the results from Goldreich e Rappaport (2003a, b) and Cruz (2004)

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Pós-graduação em Física - FEG

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Pós-graduação em Desenvolvimento Humano e Tecnologias - IBRC

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INTRODUCTION Retrorectal tumors are uncommon and the etiology diverse. Literature to define the preoperative diagnosis and plan the intraoperative management are uncommon. PRESENTATION OF CASE We describe a case of a 44 year old patient with a laparoscopic approach for the removal of a retrorectal tumor and emphasize on the preoperative diagnostics and the intraoperative, minimal invasive approach. DISCUSSION Especially because these tumors are rare and often an incidental finding in gynecologic surgery, it is important to know the various differential diagnoses and its consequences with the laparoscopic approach. CONCLUSION We suggest the laparoscopic approach in cases of retroperitoneal cysts of unknown origin is ideal also because anatomic structures, mostly nerves, can be easily spared.