457 research outputs found

    Os outros na idade média : fantasmas e revenants

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    Os relatos de aparições de fantasmas e de testemunhos das viagens além-túmulo de revenants são uma constante na literatura da Idade Média entre os séculos XII e XV. Esses eventos foram registados essencialmente em escritos de carácter moralizante – os exempla – de forma a incitar os fiéis a reger-se por uma conduta estabelecida pela Igreja mas, sobretudo, como meio de afirmação de um terceiro local de permanência no Além: o Purgatório. Este artigo pretende definir e distinguir os conceitos de fantasma e de revenant, elencar as principais obras acerca destas temáticas e os exempla nas quais se alicerçaram, e expor de que forma contribuíram para substanciar a crença no Purgatório

    Os outros na idade média : fantasmas e revenants

    Get PDF
    Os relatos de aparições de fantasmas e de testemunhos das viagens além-túmulo de revenants são uma constante na literatura da Idade Média entre os séculos XII e XV. Esses eventos foram registados essencialmente em escritos de carácter moralizante – os exempla – de forma a incitar os fiéis a reger-se por uma conduta estabelecida pela Igreja mas, sobretudo, como meio de afirmação de um terceiro local de permanência no Além: o Purgatório. Este artigo pretende definir e distinguir os conceitos de fantasma e de revenant, elencar as principais obras acerca destas temáticas e os exempla nas quais se alicerçaram, e expor de que forma contribuíram para substanciar a crença no Purgatório

    Biodiesel production processes and sustainable raw materials

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    Energy security and environmental concerns, related to the increasing carbon emissions, have prompted in the last years the search for renewable and sustainable fuels. Biodiesel, a mixture of fatty acids alkyl esters shows properties, which make it a feasible substitute for fossil diesel. Biodiesel can be produced using different processes and different raw materials. The most common, first generation, biodiesel is produced by methanolysis of vegetable oils using basic or acid homogeneous catalysts. The use of vegetable oils for biodiesel production raises serious questions about biodiesel sustainability. Used cooking oils and animal fats can replace the vegetable oils in biodiesel production thus allowing to produce a more sustainable biofuel. Moreover, methanol can be replaced by ethanol being totally renewable since it can be produced by biomass fermentation. The substitution of homogeneous catalyzed processes, nowadays used in the biodiesel industry, by heterogeneous ones can contribute to improve the biodiesel sustainability with simultaneous cost reduction. From the existing literature on biodiesel production, it stands out that several strategies can be adopted to improve the sustainability of biodiesel. A literature review is presented to underline the strategies allowing to improve the biodiesel sustainability.info:eu-repo/semantics/publishedVersio

    Hidden in plain sight: politics and design in state-subsidized residential architecture

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    Social housing has a long tradition in Europe. Since the early 20th century, these often anonymous and sometimes unappreciated buildings have formed the suburbs of large European cities. With the multidisciplinary international research project "Mapping Public Housing," the Center for Studies in Architecture and Urbanism at the Faculty of Architecture of the University of Porto traces this architectural heritage and shows that often lively settlements and entire city districts have emerged from subsidized housing. There we find today a qualified urban fabric, somewhat under risk of deprivation, yearning for strategies that focus on sustainability and refurbishment of housing and housing estates. This book takes a closer look at notable cases from Portugal, Great Britain, Germany, Switzerland, and Spain, among others, with a spectrum that ranges from the beginnings of social housing in Portugal, after World War I, to the fall of the dictatorial regime in 1974. Gathering only apparently scattered interests and researches, it establishes a heterogeneous reading of its subject and suggests sustainable conceptual approaches to housing for the future. The result is a broad panorama that understands the development of subsidized construction as part of Europe's cultural history and traces the fundamental role that state-subsidized housing played in the emergence of the European welfare state

    SOCIAL REPRESENTATIONS OF ADOLESCENTS ON THE PROCESS OF HAVING CANCER

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    Objetivo: describir las representaciones sociales de los adolescentes sobre el proceso depadecer cáncer.Método: estudio descriptivo con enfoque cualitativo basado en la Teoría de las RepresentacionesSociales y realizado con 31 adolescentes en tratamiento oncológico en un hospital públicode Belém do Pará. El estudio se efectuó con entrevistas individuales, sometidas a análisistemático inductivo.Resultados: se identificaron tres categorías temáticas: el cáncer como enfermedad psicosocial;la experiencia de padecer cáncer en la adolescencia y cómo hacer frente a los cambioscorporales devenidos por la enfermedad.Conclusión: el estudio contribuyó a comprender las representaciones sociales sobre el cánceren la adolescencia, ayudando al enfermero a elaborar conocimientos junto con el adolescenteque padece cáncer, para brindar una asistencia de mayor calidad.Purpose: To describe the social representations of adolescents about the cancer diseaseprocess.Method: A descriptive study with a qualitative approach, based on the Theory of SocialRepresentations, conducted with 31 adolescents undergoing cancer treatment in a publichospital in Belém do Pará. The study was performed with individual interviews, submitted toinductive thematic analysis.Results: Three thematic categories were identified: cancer as a psychosocial disease; theexperience of falling ill and suffering cancer; and coping with the body changes resultingfrom the disease.Conclusion: The study contributed to the understanding of the social representations aboutcancer in adolescence, supporting the nurse in the construction of knowledge with theadolescent with cancer, for a better quality care.Objetivo: descrever as representações sociais de adolescentes sobre o processo de adoecimentode câncer.Método: estudo descritivo, com abordagem qualitativa, embasado na Teoria das RepresentaçõesSociais, com 31 adolescentes em tratamento oncológico em um hospital público, em Belém doPará. Realizado com entrevistas individuais, submetidas à análise temática indutiva.Resultados: identificaram-se três categorias temáticas: o câncer como doença psicossocial; avivência do adoecer e adolescer com câncer; e o enfrentamento das alterações corporais advindasdo adoecimento.Conclusão: o estudo contribuiu para a compreensão das representações sociais sobre o câncer naadolescência, subsidiando o enfermeiro na construção de conhecimentos junto ao adolescentecom câncer, para assistência de maior qualidade

    LOCUS (LOng Covid-Understanding Symptoms, events and use of services in Portugal): A three-component study protocol

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    Study ProtocolApproximately 10% of patients experience symptoms of Post COVID-19 Condition (PCC) after a SARS-CoV-2 infection. Akin acute COVID-19, PCC may impact a multitude of organs and systems, such as the cardiovascular, respiratory, musculoskeletal, and neurological systems. The frequency and associated risk factors of PCC are still unclear among both community and hospital settings in individuals with a history of COVID-19. The LOCUS study was designed to clarify the PCC’s burden and associated risk factors. LOCUS is a multi-component study that encompasses three complementary building blocks. The “Cardiovascular and respiratory events following COVID-19” component is set to estimate the incidence of cardiovascular and respiratory events after COVID-19 in eight Portuguese hospitals via electronic health records consultation. The “Physical and mental symptoms following COVID-19” component aims to address the community prevalence of self-reported PCC symptoms through a questionnaire-based approach. Finally, the "Treating and living with Post COVID-19 Condition" component will employ semi-structured interviews and focus groups to characterise reported experiences of using or working in healthcare and community services for the treatment of PCC symptoms. This multi-component study represents an innovative approach to exploring the health consequences of PCC. Its results are expected to provide a key contribution to the optimisation of healthcare services design.This study is sponsored by Pfizer (grant code #68639655).info:eu-repo/semantics/publishedVersio

    Patient-physician discordance in assessment of adherence to inhaled controller medication: a cross-sectional analysis of two cohorts

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    We aimed to compare patient's and physician's ratings of inhaled medication adherence and to identify predictors of patient-physician discordance.(SFRH/BPD/115169/2016) funded by Fundação para a Ciência e Tecnologia (FCT); ERDF (European Regional Development Fund) through the operations: POCI-01-0145-FEDER-029130 ('mINSPIRERS—mHealth to measure and improve adherence to medication in chronic obstructive respiratory diseases—generalisation and evaluation of gamification, peer support and advanced image processing technologies') cofunded by the COMPETE2020 (Programa Operacional Competitividade e Internacionalização), Portugal 2020 and by Portuguese Funds through FCT (Fundação para a Ciência e a Tecnologia).info:eu-repo/semantics/publishedVersio
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