980 resultados para 070.412


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Resumen basado en el de la publicaci??n

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This doctoral thesis deals with the intellectual biography of the writer and journalist Manuel Brunet (Vic, 1889, Figueres, 1956). It reconstructs the life and professional studies of the author, and the most important facets of his literature and journalism. In addition, it examines his literary texts. A special emphasis has been placed on the study of journalistic production of Brunet and on the analysis of the professional profile of the author. Examination and assessment of its production has been accurate, including a classification of the items and a comparison of his journalistic style with that of other contemporary authors, both Catalan (Josep Pla and Joseph M. de Sagarra), French (Charles Maurras and Léon Daudet) and English (GK Chesterton and Hilaire Belloc). The latter part of the work analysises the condition of "victor won" of Manuel Brunet after the Spanish Civil War, and how this author is an example of a whole generation of conservative Catalan nationalist witers who lived a difficult situation after the conflict.

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Existeix una acusada tendència en el món historiogràfic a presentar la dictadura de Primo de Rivera com un règim polític monolític i uniforme, amb un únic discurs, sense a penes escletxes. La hipòtesi central de la nostra investigació es fonamenta en la idea que la realitat fou molt distinta, ja que dins el mateix Directori cohabitaren plantejaments substancialment diferents, que provocaren discrepàncies serioses en el si del règim. L'esmentada hipòtesi la intentem demostrar partint de l'anàlisi d'un aspecte concret, però molt important, de la Dictadura que és el que fa referència al propòsit de Primo de Rivera, al nostre entendre fracassat, de fonamentar gran part del seu projecte polític en el fet de desenvolupar una intensa tasca propagandística que havia de servir per transmetre una bona imatge del règim i per inculcar ideologia. El marc territorial investigat és el format per les comarques gironines, on convergeixen tres factors decisius que aporten elements que ajuden a explicar el fracàs del projecte de Primo de Rivera. El primer de caràcter més general, però igualment constatable en l'àmbit gironí, és el relatiu a la mateixa política de premsa del dictador, que es caracteritza per la seva poca definició i per la seva pèssima aplicació. Els dos següents, més específics, incideixen en l'existència de diferents maneres d'entendre la reforma de l'Estat dins el primoriverisme, i en les lluites intestines i localistes entre bàndols ambiciosos de poder.

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Este trabalho tem como finalidade responder a uma questão central originada a partir do tema geral – A Satisfação dos Estudantes ERASMUS em Lisboa. Torna-se assim objectivo central resolver o problema materializado na seguinte pergunta de partida: Qual o nível de satisfação dos estudantes ERASMUS a estudar em Lisboa? Participaram 67 estudantes, maioritariamente europeus. Os dados foram obtidos através de questionário, sendo que existe uma correlação significativa, negativa e moderada entre o nível de satisfação e as dificuldades sentidas pelos estudantes (rS=-0,450; p=0,000). Os estudantes ERASMUS apresentam maior nível de satisfação em relação às amizades 77,5% e ao lazer 71,6% e menor nível de satisfação na forma como as aulas são dadas 25,4% e na atenção recebida quando interagem com outras pessoas 22,4%. Quanto ao nível de dificuldades sentidas, os estudantes apresentam um nível baixo de dificuldades em fazer compras 89,5% e manter os seus valores e crenças entre os pares 88%. Enquanto apresentam maior nível de dificuldades sentidas em lidar com a burocracia das universidades 25,3% e conseguir um local adequado para morar 20,9%. Existem diferenças estatisticamente significativas no sexo (U(-2,070)=365,500; p=0,038), uma vez que o sexo masculino apresenta maior nível de dificuldades que o sexo feminino (Mfem=30,20; Mmasc=40,38).

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This paper studies cognitive development in young deaf children, specifically Theory of Mind development and its link to language abilities.

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En este trabajo se analizan los sentidos de la nación y los referentes sobre los que se construye la identidad colectiva ecuatoriana en el discurso de la prensa. Para ello la autora investiga los pronunciamientos de representantes de la elite político-económica del Ecuador, de articulistas de los diarios El Universo y El Comercio, y los editoriales de estos medios, durante el proceso de firma de la paz de Ecuador con Perú y del levantamiento popular e indígena de enero del 2000, entendiendo que las coyunturas de crisis son estructuradoras de los sentidos, a la vez que éstos influyen en el desarrollo de los acontecimientos. Lourdes Endara encuentra que los discursos analizados tienen como enunciado general la necesaria superación del pasado y de los mitos simbólicos sobre los que se ha construido la identidad nacional; y que los discursos expresan que solo así se podrá construir una nación progresista y abierta a la globalización; y que los ecuatorianos debemos construir una nueva identidad, aún incierta, que se encontrará en el promisorio futuro de un Estado sin fronteras.

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En el ambiente económico, político y social en el que se desenvuelven la sociedades contemporáneas, la reactivación de los flujos migratorios masivos ha desembocado en una cadena de actitudes y prácticas discursivas orientadas a instalar en el opinión pública un imaginario de violencia y de grupos agresores, facilitando la formación de sociedades discriminatorias que ven a los migrantes como sus propios enemigos. El aspecto discursivo favorece las actitudes discriminatorias hacia aquellos que no pertenecen a nuestra comunidad, fortalecido por un contexto mundial que califica a los otros como la mayor amenaza a su seguridad; estas actitudes, a la vez que construyen la realidad, inundan los medios y discursos de los actores visibles dentro de la agenda mediática. Es, por tanto, necesario examinar desde dónde se construye ese discurso en nuestro país y cuáles son las estrategias, estructuras y nociones predominantes en él, teniendo en cuenta el constante flujo migratorio que soporta el Ecuador y que tiene su origen en los países de la región andina, cuando la misma categoría de migrantes lleva asociada un conjunto de estereotipos desfavorables para la construcción de la identidad.

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Con el propósito de aportar al análisis académico y político sobre el sistema electoral más adecuado que permita mejorar la calidad de la representación parlamentaria en el Ecuador, presento este trabajo. Con el fin de contar con elementos conceptuales se estudian los conceptos generales de sistemas electorales y sus componentes esenciales, esto es, la división de las circunscripciones electorales, así como las fórmulas de asignación de escaños parlamentarios y los efectos políticos que ocasionan. No es posible diseñar una propuesta sin tener un diagnóstico de la realidad local, por eso realizo una evaluación del sistema electoral aplicado en el Ecuador desde el retorno a la democracia y los efectos ocasionados con especial énfasis en la desproporcionalidad de la representación parlamentaria. Finalmente realizo una propuesta que considero podría contribuir a mejorar la calidad de la representación que produzca como efectos una mejor calidad legislativa y fiscalizadora que legitime a la institucionalidad parlamentaria y responda en forma eficaz al fortalecimiento de la democracia. Inicié este trabajo con la idea de proponer la elección de diputados en distritos uninominales con mayoría absoluta a doble vuelta; luego del estudio he llegado a concluir que conviene más un sistema mixto, esto es, deistritos uninominales o binominales que den origen a la representación territorial y distritos plurinominales más grandes que las provincias, es decir, distritos regionales conformados por la agregación de varias provinicas equiparables en su población, o en una circunscripción única nacional. La nueva constitución no supera los defectos del sistema electoral y por su condición reglamentarista no permite desarrollar un sistema electoral mixto.

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Learning Objects offer flexibility and adaptability for users to request personalised information for learning. There are standards to guide the development of learning objects. However, individual developers may customise these standards for serving different purposes when defining, describing, managing and providing learning objects, which are normally stored in heterogeneous repositories. Barriers to interoperability hinder sharing of learning services and subsequently affect quality of instructional design as learners expect to be able to receive their personalised learning content. All these impose difficulties to the users in getting the right information from the right sources. This paper investigates the interoperability issues in eLearning services management and provision and presents an approach to resolve interoperability at three levels.

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Long-term indicators of soil fertility were assessed by measuring grain yield, soil organic carbon (SOC) and soil Olsen phosphorous for a P-deficient soil. In one set of treatments, goat manure was applied annually for 13 years at 0, 5 and 10 t ha(-1), and intercrops of sorghum/cowpea, millet/green gram and maize/pigeonpea were grown. Yield depended on rainfall and trends with time were not identifiable. Manure caused an upward trend in SOC, but 10 t ha(-1) manure did not give significantly more SOC than 5 t ha(-1). Only 10 t ha(-1) manure increased Olsen P. Measurements of both SOC and Olsen P are recommended. In another set of treatments, manure was applied for four years; the residual effect lasted another seven to eight years when assessed by yield, SOC and Olsen P Treatment with mineral fertilizers provided the same rates of N and P as 5 t hat manure and yields from manure and fertilizer were similar. Fertilizer increased Olsen P but not SOC. Management systems with occasional manure application and intermediate fertilizer applications should be assessed. Inputs and offtakes of C, N and P were measured for three years. Approximately 16, 25 and 11% of C, N and P respectively were stabilized into soil organic matter from 5 t ha(-1) a(-1) manure. The majority of organic P was fixed as soil inorganic P.

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Ascertaining the location of palaeo-ice streams is crucial in order to produce accurate reconstructions of palaeo-ice sheets and examine interactions with the ocean-climate system. This paper reports evidence for a major ice stream in Amundsen Gulf, Canadian Arctic Archipelago. Mapping from satellite imagery (Landsat ETM+) and digital elevation models, including bathymetric data, is used to reconstruct flow-patterns on southwestern Victoria Island and the adjacent mainland (Nunavut and Northwest Territories). Several flow-sets indicative of ice streaming are found feeding into the marine trough and cross-cutting relationships between these flow-sets (and utilising previously published radiocarbon dates) reveal several phases of ice stream activity centred in Amundsen Gulf and Dolphin and Union Strait. A large erosional footprint on the continental shelf indicates that the ice stream (ca. 1000 km long and ca. 150 km wide) filled Amundsen Gulf, probably at the Last Glacial Maximum. Subsequent to this, the ice stream reorganised as the margin retreated back along the marine trough, eventually splitting into two separate low-gradient lobes in Prince Albert Sound and Dolphin and Union Strait. The location of this major ice stream holds important implications for ice sheet-ocean interactions and specifically, the development of Arctic Ocean ice shelves and the delivery of icebergs into the western Arctic Ocean during the late Pleistocene. Copyright (C) 2006 John Wiley & Sons, Ltd.

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Developmental functional imaging studies of cognitive control show progressive age-related increase in task-relevant fronto-striatal activation in male development from childhood to adulthood. Little is known, however, about how gender affects this functional development. In this study, we used event related functional magnetic resonance imaging to examine effects of sex, age, and their interaction on brain activation during attentional switching and interference inhibition, in 63 male and female adolescents and adults, aged 13 to 38. Linear age correlations were observed across all subjects in task-specific frontal, striatal and temporo-parietal activation. Gender analysis revealed increased activation in females relative to males in fronto-striatal areas during the Switch task, and laterality effects in the Simon task, with females showing increased left inferior prefrontal and temporal activation, and males showing increased right inferior prefrontal and parietal activation. Increased prefrontal activation clusters in females and increased parietal activation clusters in males furthermore overlapped with clusters that were age-correlated across the whole group, potentially reflecting more mature prefrontal brain activation patterns for females, and more mature parietal activation patterns for males. Gender by age interactions further supported this dissociation, revealing exclusive female-specific age correlations in inferior and medial prefrontal brain regions during both tasks, and exclusive male-specific age correlations in superior parietal (Switch task) and temporal regions (Simon task). These findings show increased recruitment of age-correlated prefrontal activation in females, and of age-correlated parietal activation in males, during tasks of cognitive control. Gender differences in frontal and parietal recruitment may thus be related to gender differences in the neurofunctional maturation of these brain regions.

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The microwave spectra of oxetane (trimethylene oxide) and its three symmetrically deuterated isotopic species have been observed on a Hewlett-Packard microwave spectrometer from 26.5 to 40 GHz. For the parent species, the β-d2 and the αα′-d4 species, about 300 lines have been assigned for each molecule, and for the d6 species more than 600 lines have been assigned. The assignments range from v = 0 to v = 5 in the puckering vibration; although they are mostly Q transitions, either 3 or 4 R transitions have been observed for each vibrational state. The spectra have been interpreted using an effective rotational hamiltonian for each vibrational state, including five quartic distortion constants according to Watson's formulation, and a variable number of sextic distortion constants; in general, the lines are fitted to about ± 10 kHz. The distortion constants show an anomalous zig-zag dependence on the puckering vibrational quantum number, similar to that first observed for the rotational constants by Gwinn and coworkers. This is interpreted according to a simple modification of the standard theory of centrifugal distortion, involving the double minimum potential function in the puckering coordinate.