699 resultados para Tasso, Torquato
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Pós-graduação em Serviço Social - FCHS
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Ao estabelecer um diálogo com o cogito de Descartes, o cogito torquatiano aponta para um sujeito em crise, fragmentado, contraditório, aberto e plural, desconstruindo a idéia humanista e cartesiana de sujeito como ser autônomo, dotado de uma personalidade coerente. O comportamento de Torquato Neto é muito bem representado pelo mito vampírico e pela metáfora do escorpião, definitivamente amalgamados à persona e à imagem do poeta.Palavras-chave: Torquato Neto; anos 60; arte/comportamento; literatura brasileira; poesia contemporânea; crise do sujeito.
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O objeto da presente patente é um reator fotoeletrocatalítico operando com eletrodos nanoporosos ou nanotubulares de Ti/TiO~ 2~ como fotoanodos, uma rede de platina como cátodo para oxidação fotoeletrocatalítica de efluentes coloridos, sob densidade de corrente constante e irradiação de luz UV, utilizado no tratamento de águas de rejeito contendo corantes ácidos, básicos, dispersos, reativos e agentes dispersantes e efluentes coletados de indústrias têxteis. Ambos os eletrodos mostraram uma performance acima dos métodos usuais removendo não apenas a coloração, mas processando grande mineralização dos diversos tipos de corantes, surfactantes etc. em efluentes da industria têxtil.
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Pós-graduação em Química - IQ
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Pós-graduação em Psicologia do Desenvolvimento e Aprendizagem - FC
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Pós-graduação em Engenharia Mecânica - FEG
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This study aimed to quantify, the inorganic phosphates in sugarcane juice from nodes and internodes of three sugarcane cultivars. The experimental design was a randomized block in factorial scheme 3x2. The main treatments were three sugarcane cultivars and two parts of the stalk (nodes and internodes). The inorganic phosphates contents were determined for each treatment. The results were subjected to variance analysis by the F test; when statistically significant, means were compared by the Tukey test at 5% probability. It is concluded that the three cultivars (CTC 9, CTC 16 and CTC 15) showed similar values regarding the content of inorganic phosphates present in the juice, and these values are considered adequate for a good performance in juice clarification. For the different parts of the stem, differences were observed in the levels of the nutrient studied, which showed a higher concentration in the node than in the internode.
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The acidity levels present in the juice of sugarcane can cause problems in its processing. This study aimed to compare the values of total, volatile and fixed acidity in the juice of the stem nodes and internodes of sugarcane. The experimental design was a completely randomized, 3x2 factorial arrangement with four replications, using three varieties of sugarcane (IAC91-1099; ISC95 and CTC7-5000) divided into node and internode. The stems were collected and separated in node and internode. After extraction of juice from each part, total, volatile and fix acidities were determined. The results were subjected to variance analysis the by F test and compared by the Tukey test at 5% probability. The cultivar CTC7 had the lowest levels of total and fixed acidity. Cultivar IAC91-1099 showed high levels of fixed acidity on both parts of the stem, and high volatile acidity at the node. In the stem, the values of volatile acidity showed no definite pattern between cultivars. The node has, in general, a higher fixed acidity, but some cultivars have shown opposite results.
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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)
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The biomass gasification systems have been used for a long time and prove to be a good alternative to the generation of energy problems. This type of management requires a simple installation and maintenance which gives them a high availability. In Biomass project via Call CTEnerg 33/2006-1, funded by the Ministry of Science and Technology - MCT - Brazil, the Group Energy Systems Optimization – GOSE - at FEG - UNESP built and tested two prototypes of gasifiers. These is fed with 25 kg / h of dry wood (chips), and 50 Nm3 / h of air to produce gas at a flow rate of approximately 70 Nm3 / h of wood (syngas) at a temperature approximately 600 ° C. In this work of graduation, studies were conducted on the materials used in both the gasifier as well as cleaning the filter synthesis gases. The system of gas cleaning and conditioning is vital to ensure the life of the Internal Combustion Engine. In this case the studies of different filters for small gasification systems (properties, materials used, characteristics, types, etc.) are very relevant to its use in the prototype of the college campus. Were also performed a technical and economic analysis of a cogeneration system that consists in the combination of the downdraft gasifier studied in this work, an internal combustion engine, two heat exchangers and a SRA (absorption system refrigerator). Were calculated the costs of electricity generation, hot water and cold water. Finally, we analyzed the economic feasibility of the project
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In recent years the aeronautic industries has increased investment in areas of technological research aiming at materials that offer better performance, safety, weight reduction and fuel consumption. For this reason the most studied materials are polymeric materials, due to their higher mechanical strength and higher stiffness. This work evaluated characteristics of two composite laminates produced from the same process, but they differed only in regions where the resin was injected and the vacuum position. The composite laminates were SC-79 resin reinforced with glass fiber fabric (plain weave) processed via VARTM. For this reason the material was subjected to mechanical tests such as: tensile, and fatigue following standards ASTM D 3039 and ASTM D 3479, respectively. The latter was observed the S-N curve. It was performed the ultrassonic C-scan analysis to check impregnation of the fiber. Considering that the process was the same for the two laminates, with small variations in the injection and in vacum ports, it was expected to find similar characteristics
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Triacrylate resins are widely used to fabricate 3D microstructures, photonic crystals and optical devices. These resins can be doped with photosensitive materials like Disperse Red 1 (DR1), an Azo dye that changes its molecular configuration from trans to cis (photoisomerisation) with variations in their optical absorption spectrum when irradiated with ultraviolet or visible light. The reversibility of this process is thermally activated and occurs when the molecule remains at dark. In this work was prepared a 1:1 mixture of ethoxylated-6-trimethylolpropane (SR499) and tris-2-hydroxyethyl-isocyanurate (SR368) triacrylate resins, plus photoinitiator Lucirin TPOL, forming a UV curable polymeric matrix doped with DR1. Thin films were deposited onto glass slides by spin-coating technique. The films showed photochromic effect when illuminated with a low power diode laser (450 nm and 50mW/cm2). This effect is reversible after sample is left in dark. Thermochromic effect was evaluated by optical absorption measurements in the range of 40 to 140oC, heating the samples in-situ
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The experiences lived in the Read and Write Program (Programa Ler e Escrever), through the scholarship project Public School and University at literacy (Escola Pública e Universidade na alfabetização), were the starting point for the preparation of this research. From this observations obtained in the classroom, it was noticed gaps present in the process of teaching-learning in the system imposed by the state government of Sao Paulo, preponderant factors to understand how and when children learn. This way, was noted that only one literacy proposal to be adopted by all schools revealed not being efective to meet different contexts, also disregards the individuality of each student. Thus, we applied the Paulo Freire's Method with children from Second year (Former First series) adapted in a playful way, during reinforcement classes at state shcool “Torquato Minhoto”, located in Bauru/SP. Sought to promote, properly, the comprehension of the language code and the development of learning in reading and writing. This manner, some barriers prevented a more thorough job covering a wider range of studantes over an extended period, however, the results were generally positives about the startup of literacy
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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)