Three Body Problems
Mostrando 13-24 de 70 artigos, teses e dissertações.
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13. Investigação experimental e analítica do escoamento ao redor de cilindro circular com supressores de VIV. / Experimental and analytical investigation of the flow around circular cylinder with VIV suppressors.
The fluid flow around bluff bodies is one of the main problems in fluid mechanics. The investigations of this phenomenon are based on analytical, numerical and experimental techniques. Each technique presents advantages and disadvantages, being impossible the comprehensive characterization of the flow though only one technique for the majority of body geomet
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 16/09/2011
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14. Estudo de toxicidade reprodutiva e potencial mutagênico de fitoterápico contendo Cinchona calisaya, Jateorhiza palmata, Centaurim erythraea, Baccharis trimera, Artemisia absinthium, Matricaria recutita e Cinnamomum cassia / Study of the reproductive toxicity and mutagenic potential of a herbal medicine containing Cinchona calisaya; Jateorhiza palmata, Centaurim erythraea, Baccharis trimera, Artemisia absinthium, Matricaria recutita and Cinnamomum cassia
The use of medicinal plants is widespread, and most herbal medicines are marketed for sale without prescription. One of the main problems in the use of these products is the belief that plant products are free of toxic effects. Pregnant women constitute a group that traditionally uses herbal medicines, believing that they cause no damage to the fetus. The he
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 26/07/2011
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15. DEVELOPMENT OF METHOD FOR DETERMINATION OF AS, SB AND SE IN BIODIESEL AND PETROLEUM BY INDUCTIVELY COUPLED PLASMA OPTICAL EMISSION SPECTROMETRY WITH SAMPLE INTRODUCTION BY HYDRIDE GENERATION (HG ICP / DESENVOLVIMENTO DE MÉTODO PARA DETERMINAÇÃO DE AS, SB E SE EM BIODIESEL E PETRÓLEO POR ICP OES COM INTRODUÇÃO DE AMOSTRA POR GERAÇÃO DE HIDRETOS
With the increasing world population and the consequent increasing in industrial activities and fuel consumption, chemical pollution has been a major problem of the XXI century. Alternatives that can minimize such problems are targets of researches, such as the use of biodiesel, a renewable and less polluting fuel. Elements usually found in low concentration
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 23/03/2011
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16. Editorial
Usually one can find three subjects in the first year of the syllabus of any technical engineering career, namely, calculus, general physics and programming. Being physics a matter lying on the grounds of technical engineering it becomes naturally appropriate to introduce the use of calculus and programming as useful tools in the context of a physics problem
Revista Brasileira de Ensino de Física. Publicado em: 2011-09
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17. Work-related injuries among physiotherapists in public hospitals: a Southeast Asian picture
OBJECTIVES: A cross-sectional study was conducted to measure the prevalence of work-related injuries among physiotherapists in Malaysia and to explore the influence of factors such as gender, body mass index, years of work experience and clinical placement areas on the occurrence of work-related musculoskeletal disorders. METHODS: Self-administered questionn
Clinics. Publicado em: 2011
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18. Matéria, alma e identidade pessoal em Hume
I defend, in this dissertation, a materialist interpretation of humean philosophy. This interpretation is based on some of the themes presented in Book 1 of the Treatise of Human Nature. The task is divided in three parts: in the first chapter, I examine two of the principles which ground the theory of ideas presented in Part 1, the principles of copy and of
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 2011
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19. Parasitóide de pupas Trichospilus diatraeae (Hymenoptera: Eulophidae): desenvolvimento e reprodução em lepidópteros-praga do dendezeiro / Parasitoid pupae Trichospilus diatraeae (Hymenoptera: Eulophidae): Development and reproduction in defoliating caterpillars of oil palm
The African palm or oil palm (Elaeis guineensis Jacq.) is a plant of African origin and considered the major industrialized activity in humid areas, similar in Amazon area. The expansion of oil palm, especially in northern region of Brazil, has presented more phytosanitary problems, including the caterpillars defoliating Brassolis sophorae L. Opsiphanes invi
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 22/07/2010
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20. Sacrococcygeal pilonidal disease: analysis of previously proposed risk factors
PURPOSE: Sacrococcygeal pilonidal disease is a source of one of the most common surgical problems among young adults. While male gender, obesity, occupations requiring sitting, deep natal clefts, excessive body hair, poor body hygiene and excessive sweating are described as the main risk factors for this disease, most of these need to be verified with a clin
Clinics. Publicado em: 2010
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21. Do intrauterine growth restriction and overweight at primary school age increase the risk of elevated body mass index in young adults?
Obesity is one of the rising public health problems characterized as a risk factor for many chronic diseases in adulthood. Early life events such as intrauterine growth restriction, as well as life style, are associated with an increased prevalence of this disease. The present study was performed to determine if intrauterine growth restriction interacts with
Publicado em: 2010
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22. EQUILÍBRIO POSTURAL E OBESIDADE / POSTURAL BALANCE AND OBESITY
Obesity is a health problem worldwide and projections of the World Health Organizations provide significant improves in rates for the coming years. Together with health problems related to obesity there are significant evidence that postural balance is also affected, which can lead limitations on activities of daily living. Purpose: Dissertation was divided
Publicado em: 2010
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23. Democracia e liberdade a legitimidade do governo, segundo Jean-Jacques Rousseau
Even though Rousseau had stated that democracy is a gods regime and that such form of government is surrounded by difficulties, mainly regarding its conservation, Rousseau notably is not an oppose of this model, but he recognizes and points out the most recurrent problems of the democratic government. Nevertheless, as he carries out the exceptional function
Publicado em: 2010
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24. Poblaciones expuestas a agrotóxicos: autoorganización ciudadana en la defensa de la vida y la salud, Ciudad de Córdoba, Argentina
This paper presents a preview of our doctoral research work, based in the political action of the groups selfdenominated "Madres de Barrio Ituzaingó Anexo" in the city of Córdoba, Argentina. Since late 2001, the members of this group started fighting for life, health and environment, in the context of an environmental problem that produces over 200 illness
Physis: Revista de Saúde Coletiva. Publicado em: 2010