673 research outputs found

    The Waste Management Plan and its Efficacy in an offshore Company

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    The study of this paper was carried out in a company that serves several platforms of Petrobrás, in Macaé-RJ, Rio de Janeiro State, Brazil, where it has maritime chamber services, including food, cleaning, cleaning and general cleaning of the areas under the responsibility of the contractor, provision of bed linings, bath, cutlery, crockery, kitchen utensils in general and leisure items. The way to evaluate the effectiveness of the company studied was to observe compliance with the Waste Management Plan. It was found that workers had no evidence of training the less the sufficient knowledge about how to segregate the waste, and were unaware of the waste management program

    Strategic Management of a Work Safety Company with use of Bsc and Swot Matrix, in MACAÉ-RJ, Brazil

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    The purpose of this manuscript is to evaluate the importance of the use of the SWOT matrix, the competitive strategy of differentiation and the Balanced Scoredcard (BSC), in the construction of the strategic diagnosis, in a company of work safety training in Macaé-RJ, Brasl, Brazil. maintain or extend their competitive advantage. The results show that it is possible to perceive that the managers approve and consider important the use of the matrix swot the competitive strategy with a broad target in the differentiation and the Balanced Scoredcard (BSC) in the elaboration of the strategic diagnosis to maintain the competitive advantage of the company studied in the market. The conclusion of the present study was that the use of the swot technique, differentiation strategy and BSC are important for the success of strategic planning and the search for competitive advantage

    Políticas Educacionais: refletindo sobre seus significados

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    Neste texto, assume-se como objetivo conceituar políticas educacionais, com base em sua compreensão como política pública. Busca-se estabelecer suas relações com os movimentos da sociedade civil, a fim de contribuir para uma compreensão da realidade educacional como um campo singular e contraditório de disputa. O texto divide-se em duas partes, quais sejam: Conceituando Política como Atividade Constituidora da Condição Humana e Políticas Educacionais no Contexto das Políticas Públicas

    Validación portuguesa del inventario de las prácticas creativas en la educación superior

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    Muito tem sido discutido acerca do papel da educação superior na formação de profissionais aptos a lidar de forma criativa com os desafios que o mundo contemporâneo lhes impõe. Práticas docentes para a promoção da criatividade na educação superior são um alvo a pesquisar, embora se verifique escassez de instrumentos de avaliação. O objetivo deste estudo foi adaptar e validar, para o contexto português, o Inventário de Práticas Docentes para a Criatividade na Educação Superior, desenvolvido no Brasil. Participaram da pesquisa 582 estudantes universitários. Os resultados apontam um instrumento que avalia quatro fatores (incentivo a novas ideias; clima para expressão de ideias; interesse pela aprendizagem do aluno; avaliação e metodologia de ensino). Suas características psicométricas, em termos de precisão e de validade, revelaram-se adequadas. Conclui-se que o instrumento constitui uma ferramenta útil para fins de pesquisa e diagnóstico de condutas docentes quanto ao estímulo à criatividade.It has been much discussed the role of the higher education in training professionals prepared to deal creatively with the challenges that the modern world imposes on them. Teaching practices for the promotion of creativity emerge as a target to be investigated, especially considering students’ perceptions. The purpose of this study was to validate and adapt, to the Portuguese context, the Teaching Practices for Creativity in Higher Education Inventory, developed in Brazil. Five hundred and eighty-two university students participated in the study. The results pointed an instrument that assesses four factors (Incentive to New Ideas, Climate for Expression of Ideas, Interest for Students’ Learning, and Evaluation and Teaching Methodology) and its psychometric properties, in terms of precision and validity, proved to be adequate. It is concluded that the instrument constitutes a useful instrument for research and diagnostic of teachers’ behaviors that foster creativity.Mucho se ha discutido acerca del papel de la educación superior en la formación de profesionales capaces de enfrentar creativamente los desafíos que el mundo moderno les impone. Las prácticas docentes para la creatividad surgen como una búsqueda de destino, especialmente teniendo en cuenta las percepciones de los estudiantes. El objetivo de este estudio fue validar y adaptar al contexto portugués, el Inventario de Práctica de Enseñanza para la Creatividad en la Educación Superior, desarrollado en Brasil. Los participantes fueron 582 estudiantes universitarios. Los resultados indican un instrumento con cuatro factores (Fomento de las Nuevas Ideas, Clima para la Expresión de Ideas, Interés en el Aprendizaje Estudiantil y Evaluación y Metodología de la Enseñanza) y sus propiedades psicométricas, en términos de precisión y validez, resultó adecuada. El instrumento es una herramienta útil para la investigación y el diagnóstico de la conducta de los profesores ante el estímulo a la creatividad.Universidade do MinhoTorrance CenterUniversidade de Brasíli

    Banana peel and grape stalk: potential of valorization through the evaluation of chemical composition and physical-chemical properties

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    CHISA 2008 - 18th International Congress of Chemical and Process Engineering (CD-ROM of Full Texts)Bioconversion of food processing residues (agr o-based industrial residues) in valuable products has been receiving an increasing attention in the last years. In fact, the main problem experienced by agro-based industries in several c ountries is the management of their residues. As a consequence, many research centers and government departments are preparing scientific strategies in order to develop biotechnological processes capable of transforming these residues in new bio-products or as sources of other chemicals. Most of these agro-industrial residues are lignocellulosic materials constituted basically of cellulose, hemicelluloses, and lignin. In particular, banana production is one of the main economic resources of several regions in many countries, an important crop in the tropical and sub- tropical regions and one of the most consumed fruits in the world. Grapes are other of the world’s largest fruit crops, mainly grown for direct consumption, grape juice and wine- making processes. These agricultural/industrial activities generate large amounts of residues such as banana fruit peel and grape stalk. Taking in consideration these facts, it is fundamental to know their chemical composition and physical-chemical properties, in order to evaluate perspectives of applications and improvement of procedures towards an efficient utilization of these residues. For this reason, following hydrolysis, the residues obtained were analyzed by HPLC, FTIR, TGA and DSC. Preliminary results indicate the attractiveness of these materials for further applications due to their chemical composition and physical-chemical properties: glucan and xylan contents of banana peel are 23.2 ± 0.2% and 18.9 ± 0.5%, respectively, while grape stalk contains 26.5 ± 1.5% and 16.8 ± 0.4%, respectively. These results are in agreement with those obtained with some other agro-industrial residues. These approaches offer several advantages, since the several fractions obtained from the hydrolysis of these annually produced materials can be applied as raw-materials to reduce the existence of environmentally hazardous situations and/or to increase the supply of energy or chemicals produced from renewable resourcesFCT(Portugal), FAPESP(Brazil) and CAPES/GRICES(Brazil/Portugal)info:eu-repo/semantics/publishedVersio

    Práticas Docentes para Criatividade na Universidade: Estudo em Portugal e no Brasil

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    Creativity is nowadays seen as an essential feature in higher education. Nevertheless, there is a discrepancy between the need for creativity and what higher education classrooms provide. This study assessed the perceptions of 1599 higher education students from two countries (1059 Brazilian and 540 Portuguese students), from two academic domains (Sciences and Technologies - Sc&T; Social Sciences, Arts, and Humanities - SScA&H), about the presence of creativity in their teachers’ instruction and evaluation practices. The study’s findings evidence interactive effects between the variables country and academic domain for most of the assessed factors: encouragement of new ideas, climate for the expression of ideas, and interest in students’ learning. Brazilian Sc&T students presented more negative perceptions of their classroom environments when compared to SScA&H students; Portuguese students showed opposite patterns of results. Some hypothetical explanations are discussed and future directions for research are presented.La creatividad está actualmente considerada como aspecto esencial en la Educación Superior. Sin embargo, existe discrepancia entre la necesidad de creatividad y lo que la universidad ofrece. Este estudio evaluó percepciones de 1.599 estudiantes universitarios (1.059 de Brasil y 540 de Portugal) de dos áreas curriculares (Ciencia y Tecnología - Sc&T; Ciencias Sociales, Artes y Humanidades - SscA&T) acerca de la presencia de creatividad en las prácticas docentes, instructivas y evaluativas dirigidas a ellos. Los resultados mostraron efectos de interacción significativos entre las variables país y área curricular para la mayoría de los factores evaluados: fomento de nuevas ideas, entorno para la expresión de ideas e interés en el aprendizaje del estudiante. Los estudiantes brasileños de Sc&T mostraron percepciones más negativas de la clase en comparación con los de SSCA&H; los estudiantes portugueses obtuvieron patrones opuestos en los resultados. Algunas hipótesis explicativas se discuten y se presentan directrices para investigación futura.Criatividade é atualmente tomada como aspecto essencial na Educação Superior. Há, contudo, discrepância entre a necessidade de criatividade e o que a universidade proporciona. Este estudo avaliou percepções de 1599 alunos universitários de dois países (1059 brasileiros e 540 portugueses), de duas áreas curriculares (Ciências e Tecnologias - Sc&T; Ciências Sociais, Artes e Humanidades - SscA&H) sobre a presença de criatividade nas práticas docentes, instrucionais e avaliativas, de que são alvo. Os resultados mostraram efeitos interativos significativos entre as variáveis país e área curricular para a maioria dos fatores avaliados: encorajamento de novas ideias, clima para expressão de ideias e interesse pela aprendizagem dos alunos. Os estudantes brasileiros de Sc&T mostraram percepções mais negativas da sala de aula, comparados com os de SScA&H; os alunos portugueses obtiveram padrões opostos nos resultados. Algumas hipóteses explicativas são discutidas e são apresentadas orientações para pesquisa futura

    Characterization of CRISPR-Cas systems in the Ralstonia solanacearum species complex

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    Clustered regularly interspaced short palindromic repeats (CRISPRs) are composed of an array of short DNA repeat sequences separated by unique spacer sequences that are flanked by associated (Cas) genes. CRISPR‐Cas systems are found in the genomes of several microbes and can act as an adaptive immune mechanism against invading foreign nucleic acids, such as phage genomes. Here, we studied the CRISPR‐Cas systems in plant‐pathogenic bacteria of the Ralstonia solanacearum species complex (RSSC). A CRISPR‐Cas system was found in 31% of RSSC genomes present in public databases. Specifically, CRISPR‐Cas types I‐E and II‐C were found, with I‐E being the most common. The presence of the same CRISPR‐Cas types in distinct Ralstonia phylotypes and species suggests the acquisition of the system by a common ancestor before Ralstonia species segregation. In addition, a Cas1 phylogeny (I‐E type) showed a perfect geographical segregation of phylotypes, supporting an ancient acquisition. Ralstoniasolanacearum strains CFBP2957 and K60T were challenged with a virulent phage, and the CRISPR arrays of bacteriophage‐insensitive mutants (BIMs) were analysed. No new spacer acquisition was detected in the analysed BIMs. The functionality of the CRISPR‐Cas interference step was also tested in R. solanacearum CFBP2957 using a spacer‐protospacer adjacent motif (PAM) delivery system, and no resistance was observed against phage phiAP1. Our results show that the CRISPR‐Cas system in R. solanacearum CFBP2957 is not its primary antiviral strategy
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