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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
21

Interface de supervisão para uma plataforma experimental de pesquisa e ensino em energia solar fotovoltaica

Hafemeister, Augusto 22 May 2018 (has links)
Submitted by JOSIANE SANTOS DE OLIVEIRA (josianeso) on 2018-11-13T12:55:39Z No. of bitstreams: 1 Augusto Hafemeister_.pdf: 17337125 bytes, checksum: bb32daa4e0367e3ae60ab686e81c9ef9 (MD5) / Made available in DSpace on 2018-11-13T12:55:39Z (GMT). No. of bitstreams: 1 Augusto Hafemeister_.pdf: 17337125 bytes, checksum: bb32daa4e0367e3ae60ab686e81c9ef9 (MD5) Previous issue date: 2018-05-22 / CAPES - Coordenação de Aperfeiçoamento de Pessoal de Nível Superior / CFC/CRCs - Conselho Federal de Contabilidade / PROSUP - Programa de Suporte à Pós-Gradução de Instituições de Ensino Particulares / O presente trabalho apresenta o desenvolvimento de uma interface de supervisão para integrar duas topologias diferentes de sistemas fotovoltaicos instalados na Unisinos, viabilizando estudos locais e a distância, ou seja, permitindo que alunos e pesquisadores de outras comunidades acadêmicas possam visualizar dados em tempo real e fazer intercâmbio de informações e discussões à cerca deste assunto. Para atingir as metas estabelecidas, o sistema foi desenvolvido sobre o software LabVIEW®, sendo as medições das grandezas elétricas e térmicas enviadas automaticamente para o Microsoft OneDrive®, o qual está em sincronismo com o site da Plataforma Experimental de Pesquisa e Ensino em ESFV. Além da integração dos sistemas mencionados, implementou-se um hardware para ajustar o ângulo de inclinação de um módulo fotovoltaico, agregou-se um traçador de curvas I-V e P-V, o qual permite fazer análises em condições reais de operação e também foram instalados dois sensores para medir a irradiância no plano do gerador fotovoltaico, ambos com monitoramento de temperatura e devidamente calibrados. Contudo, o principal diferencial dessa pesquisa está nos resultados encontrados na utilização da interface, em que foi possível comparar a performance dos módulos variando o ângulo de inclinação, correlacionando-o com a irradiância e a temperatura em diferentes dias típicos. Para um caso específico, foi analisado o comportamento da curva I-V durante um período de sombreamento, onde a eficiência de conversão atingiu menos de 6% e a potência máxima entregue foi 40% menor, mesmo estando coberta apenas uma das 60 células que compõem o módulo. Esse fato reforça a importância da análise experimental da curva característica para avaliação da qualidade e do desempenho do sistema, bem como identificar defeitos nas células e/ou no diodo de bypass. Por fim, simulou-se um modelo matemático, com base nas características do módulo fotovoltaico utilizado, a fim de avaliar os impactos da variação de temperatura e irradiância e também validar os resultados encontrados na prática. / This work presents the development of a supervision interface to integrate two different topologies of photovoltaic systems installed in Unisinos, making possible local and distance studies, allowing students and researchers from other academic communities to view real time data and to exchange information and discussions on this subject. To achieve the established goals, the system was developed over LabVIEW® software, with measurements of electrical and thermal values automatically sent to Microsoft OneDrive®, which is in synchronism with the Photovoltaic Teaching and Research Experimental Platform website. In addition to the integration of the mentioned systems, a hardware was implemented to adjust the angle of inclination of a PV module, an I-V and P-V curve plotter was added, which allows to perform analyzes under real operating conditions and also installed two sensors to measure the irradiance in the plane of the PV generator, both with temperature monitoring and properly calibrated. However, the main difference of this research is in the results found in the use of the interface, in which it was possible to compare the performance of the modules by varying the angle of inclination, correlating it with the irradiance and the temperature on different typical days. For a specific case, the behavior of the I-V curve was analyzed during a shading period, where the conversion efficiency reached less than 6% and the maximum delivered power was 40% lower, even cover only one of the 60 cells that make up the module. This fact reinforces the importance of the experimental analysis of the characteristic curve to evaluate the quality and performance of the system, as well as to identify defects in the cells and/or bypass diode. Finally, a mathematical model was simulated, based on the characteristics of the PV module used, in order to evaluate the impacts of temperature and irradiance variation and to validate the results found in practice.
22

Implementação de sistema de gestão da qualidade em laboratório de ensaio de instituição de ensino e pesquisa / Implementation of a quality management system in test laboratories of teaching and research institutions

Grochau, Inês Hexsel January 2011 (has links)
A implementação de Sistemas de Gestão da Qualidade (SGQ) em laboratórios de ensaio de instituições de ensino e pesquisa, com fins de acreditação conforme norma ISO/IEC 17025, demanda abordagens que atendam às características típicas deste tipo de ambiente. A necessidade de conciliar as atividades de ensino, pesquisa e prestação de serviços de ensaio, a falta de foco no cliente e a presença de pessoal temporário, bem como a ausência de publicações mais específicas e detalhadas a este respeito, dificultam e até impedem iniciativas neste sentido. Um dos objetivos desta pesquisa foi propor soluções para as principais dificuldades encontradas durante a implementação de um SGQ realizada em dois laboratórios de ensaio da Universidade Federal do Rio Grande do Sul, através do relato e da análise deste processo. Baseado no estudo dos casos mencionados, foi proposto um método para a implementação de um SGQ de acordo com norma ISO/IEC 17025 e a acreditação de laboratórios de ensaio de instituições de ensino e pesquisa. A proposta apresenta a descrição das principais etapas, incorpora uma abordagem de gestão por processos e estabelece indicadores de desempenho vinculados aos objetivos do SGQ, adotando soluções criativas para atender às características e às necessidades dos laboratórios destas instituições. / The implementation of Quality Management Systems (QMS) in test laboratories of teaching and research institutions, with the purpose of accreditation according to ISO/IEC 17025 standard, requires approaches that meet the typical characteristics of this type of environment. The need to reconcile teaching, research and testing services, the lack of customer focus and the presence of temporary staff, as well as the absence of more specific and detailed publications on this subject, difficult or even prevent some initiatives. One of the objectives of this study was the proposition of solutions to solve the major problems encountered during the QMS implementation conducted in two laboratories at the Federal University of Rio Grande do Sul, through the reporting and analysis of this process. Based on this case, a method to implement a QMS according to ISO/IEC 17025 in test laboratories of teaching and research institutions was proposed. This proposal presents the main steps description, incorporates a process approach and establishes performance indicators related to the objectives of the QMS. It also adopts creative solutions to meet the characteristics and needs of these institutions’ laboratories.
23

Studies of multicomponent assemblies

Long, Samuel Reid 03 March 2014 (has links)
This dissertation is divided into three major sections (one on dendrimers, one on tripodal metal ligands and one on a research oriented chemistry curricula) with a primary focus on different types of multicomponent assemblies. In the first chapter, a system is described that used a multicomponent assembly of AT-PAMAM dendrimers and an indicator, carboxyfluorescein, to detect and identify various polyanions at a low micromolar concentration. The system was able to successfully differentiate twelve anions, many of biological interest, including three tricarboxylates. The tricarboxylates were differentiated based primarily on the regiochemistry of the anionic groups. In the second chapter, further studies with AT-PAMAM dendrimers were carried out to provide some understanding of the thermodynamic origins of binding. Utilizing isothermal titration calorimetry, the binding of the dendrimers to large polyanionic dendrons with increasing numbers of charges was studied. Through these studies, the thermodynamic values of the binding events were obtained allowing us to explore the properties of the dendrimers. The cooperativity of the system was measured, and primarily negative cooperativity determined by the entropic contributions was uncovered. As the dendrimers increased in size, the thermodynamic origins of binding were determined to a greater extent by the entropy of binding. In the third chapter, a novel dynamic ligand system for metal binding is described. In the presence of a metal salt, a heterocyclic aldehyde and a secondary amine with two heterocyclic arms reversibly condense to form a hemiaminal with a tripodal metal binding site. This chapter describes studies on the metal binding ability, the variety of metals that will lead to this formation, the effects of anions and the range of aldehydes that can be used are described. Furthermore, the system’s reversibility was explored. Finally, the use of a bistriazole secondary amine was explored. The modular nature of triazole formation could lead to the introduction of additional functionalities. The fourth chapter discusses how the novel ligand system could be used to study the enantiomeric excess (ee) of chiral thiols. Based upon the system’s ability to form a stable hemiaminal thioether, a CD signal could be generated that is proportional to the amount of a particular enantiomer in solution. Using this system, a calibration curve relating CD signal and ee can be generated giving the ee of an unknown solution. In the final chapter, a look at the Freshman Research Initiative will be carried out with a focus on the ability to teach basic skills in an introductory laboratory through research. Four different skills or techniques will be explored through three different FRI streams,x and how they teach the four skills. Finally, analysis of the success of the program, particularly students’ success in the next laboratory course in the sequence, is discussed, and a model for adopting this type of teaching at other universities is given. / text
24

A study of the relationships between informal second language contact, vocabulary-related strategic behaviour and vocabulary gain in a study abroad context

Briggs, Jessica G. January 2014 (has links)
This thesis reports on a longitudinal, mixed-methods study of the relationships between informal (i.e. out-of-class) second language (L2) contact, vocabulary-related strategic behaviour and vocabulary gain in a study abroad context. The study addressed three main gaps in knowledge that arose from analysis of the literature: (1) the evidence of informal L2 contact was largely unreliable, ungeneralisable, or both; (2) the evidence of vocabulary-related strategic behaviour in informal L2 contact was neither context nor task specific; and (3) there was no evidence of the interplay between informal L2 contact, vocabulary-related strategic behaviour and vocabulary gain in a study abroad context. The sample (n=241) were adults undertaking a study abroad experience (SAE) in England, who comprised a range of nationalities and first language backgrounds and for whom the majority of the SAE was spent outside of the classroom. A vocabulary test was administered at the beginning and end of the SAE. A questionnaire was administered during the SAE to determine the most highly identified with informal L2 contact scenarios and out-of-class vocabulary-related strategies. Subsequently, an innovative research tool comprising computer-based simulations of the most identified with scenarios was developed and used as the stimulus in semi-structured interviews to capture task and/or context-specific vocabulary-related strategic behaviour. Analysis grouped participants by length of stay and location. The most highly identified with informal L2 contact scenarios involved participants seeking information from external sources, such as interlocutors, posters or websites. The vocabulary-related strategies most highly identified with by the sample pertained to the use of a newly encountered lexical item; that is, they were strategies in which the learner used or prepared to use a lexical item that they had decided to engage with strategically. The strategic behaviour manifested in response to the simulation tool (the 'OWLS') provided strong evidence in support of the fundamental considerations of task, context and intention in strategy-based research. Regression analysis revealed that informal L2 contact scenarios that were less strategically prohibitive and strategies that were less context-dependent were predictors of vocabulary gain. The pedagogical implications of these findings are far- reaching in terms of preparing L2 learners for informal contact on a SAE and guiding their manipulation of that contact for maximum linguistic gain.
25

A pilot study of the relationship between the English language abilities of a group of primary school children and their tree-drawings

Kierman, Wynsome Doreen January 1991 (has links)
This pilot study attempts to assess the correlation between language ability and a projective Tree-drawing test. The hypothesis tested is that expounded by Sandra Michel, a psychologist working with Dr. A. A. Tomatis at the Language Centre in Paris. The theory of Language from which her work derives is that put forward by A. A. Tomatis in Vers l'écoute humaine (Towards Human Hearing), (1977) and Education and Dyslexia trans . , Louise Guiney, (1972). This hypothesis states that the Tree-drawing can give a clear indication of the kind of dialogue the testee will be able and willing to use. The claims for projective Tree-drawing 'tests' or techniques have been mainly concerned with personality or psychological assessments and sometimes with intelligence testing since Charles Koch first began his work in this field in the early forties. Sandra Michel in "The Tree Test", translated by T . Brown, (unpublished paper), Tomatis Centre (Scarbrough, Ontario, 1980) discusses a Tree-drawing scale that indicates both the developmental level of the child's language ability and his/her motivation towards dialogue and communication at this level. To test this hypothesis a sample of 1094 Tree-drawings was used. The drawings were done by Primary School children of both sexes from Sub. A. to Std . 5, collected over four years of research. These drawings were studied to see if the Tree scale of drawings described by Michel did in fact occur and if they occurred in the sequence she suggests. As a result of these preliminary investigations a developmental scale was devised and proposed as a refinement of Michel's scale. Scores from these two Tree-scales were correlated with English language scores using Pearson Product Moment Correlation Coefficient and the Spearman Rank techniques. The sample for this correlation study was a group of 54 Std. 5 pupils whose English language ability was evaluated by (i) a school English Examination mark, (ii) a Questionnaire scoring receptive and expressive language behaviours and (iii) Verbal I.Q. scores. The positive correlation between these language scores and the Tree-drawing projective test scores are discussed and the implications for English language teaching and suggestions for further research mentioned.
26

A implantação da Pós-Graduação e da Iniciação Científica na Faculdade de Educação da UFBA (FACED/UFBA) suas problemáticas e perspectivas para a integração entre o ensino e a pesquisa nesta instituição no âmbito dos dois programas

Lima, Jacilene Fiúza de 20 February 2015 (has links)
Submitted by PPGE PPGE (pgedu@ufba.br) on 2017-08-15T14:17:45Z No. of bitstreams: 1 JACILENE FIUZA.pdf: 1445152 bytes, checksum: 06d3b6dc391d2a9ad723edc186a0e94d (MD5) / Approved for entry into archive by Maria Auxiliadora da Silva Lopes (silopes@ufba.br) on 2017-08-18T12:07:15Z (GMT) No. of bitstreams: 1 JACILENE FIUZA.pdf: 1445152 bytes, checksum: 06d3b6dc391d2a9ad723edc186a0e94d (MD5) / Made available in DSpace on 2017-08-18T12:07:15Z (GMT). No. of bitstreams: 1 JACILENE FIUZA.pdf: 1445152 bytes, checksum: 06d3b6dc391d2a9ad723edc186a0e94d (MD5) / CNPq / Esse estudo teve por objetivo analisar a implantação da Pós-graduação e da Iniciação Científica na FACED, suas problemáticas e perspectivas para a integração entre o ensino e a pesquisa nesta instituição, no âmbito dos referidos Programas. Para tanto, fez-se uma pesquisa qualitativa, do tipo estudo de caso, com realização de pesquisa documental e entrevistas semiestruturadas com bolsistas de Iniciação Cientifica da Faced, professores orientadores e, com professores que participaram do processo de implantação do mestrado e doutorado nessa instituição. As reflexões sobre Política Científica, Iniciação Científica, Pós-graduação no Brasil e Integração entre Ensino e Pesquisa, foram tomadas como principais categorias teóricas que embasaram o estudo. As análises das entrevistas evidenciaram que, no processo de implantação da Pós-graduação na FACED, não houve uma preocupação específica com atividades de integração entre o ensino de graduação e as atividades de pós-graduação, exceto pela obrigatoriedade do Tirocínio docente, que previa uma articulação entre os dois programas e pelas atividades desenvolvidas por alguns professores, nesse sentido. Sobre as relações entre a Iniciação científica e a pós-graduação, as falas de orientadores e de bolsistas do PIBIC demonstraram que as atividades desenvolvidas nos grupos de pesquisa da Pós e as aulas ministradas na graduação, tanto pelos estagiários de pós-graduação, quanto pelos docentes do programa, não se articulam de modo a promover uma integração entre as duas atividades e os dois Programas. Os bolsistas de iniciação científica, por sua vez, afirmaram conseguir estabelecer relações, promovendo uma integração em sala de aula com base no que vêm nas atividades de pesquisa e no convívio nos grupos; entretanto, consideraram que o ensino em sala de aula fica defasado em termos de algumas competências e habilidades necessárias para que se possa desenvolver melhor o aluno dentro da vida acadêmica. Os orientadores de iniciação científica, que são também professores da pós-graduação, não conseguem fazer a mesma integração que os bolsistas entre suas atividades de pesquisa e o ensino na graduação, tanto conforme afirmação deles próprios ao apontarem as dificuldades para realizar a integração com as atividades de ensino, quanto de acordo com as falas dos bolsistas, que sentem em sala de aula a diferença entre as duas atividades, de modo que, verificou-se que no âmbito dos Programas de Pós-graduação e de Iniciação científica, somente os bolsistas desse último conseguem promover uma integração entre o ensino e a pesquisa, embora de forma isolada. / ABSCTRAT This study aimed to analyze the implementation of Graduate Studies and Scientific Initiation in FACED, its problems and prospects for integration between teaching and research in this institution, under those programs. Therefore, there was a qualitative research, study type of case, with conducting documentary research and semi-structured interviews with Scientific Initiation Faced fellows, mentors and teachers, with teachers who participated in the master's and doctoral deployment process that institution. Reflections on Science Policy, Scientific Initiation, Postgraduate in Brazil and Integration of Research and Education, were taken as the main theoretical categories that supported the study. The analyzes of the interviews showed that, in the implementation process of the Postgraduate in FACED, there was no specific concern with integration activities between undergraduate education and postgraduate activities, except for the mandatory teaching apprenticeship, which included a coordination between the two programs. On relations between the scientific initiation and postgraduation, the lines of guiding and PIBIC Scholars have shown that activities in the Post's research groups and classes taught at graduation by both graduate trainees, as the Program teachers, do not articulate in order to promote integration between the two activities and the two programs. The undergraduate research fellows, in turn, said can establish relations by promoting integration in the classroom based on coming in research activities and socializing in groups; however, they considered that the teaching in the classroom is outdated in terms of some necessary skills and abilities so that they can better develop the student into the academic life. The scientific initiation counselors, who are also graduate teachers, can not do the same integration that the stock between its research activities and teaching in undergraduate, both as their own statement to indicate the difficulties to integrate with the teaching activities, as according to the statements of the scholars, who feel in class the difference between the two activities, so that it was found that under the Graduate Programs and Scientific initiation, only Fellows the latter can promote integration between teaching and research, while in isolation
27

Implementação de sistema de gestão da qualidade em laboratório de ensaio de instituição de ensino e pesquisa / Implementation of a quality management system in test laboratories of teaching and research institutions

Grochau, Inês Hexsel January 2011 (has links)
A implementação de Sistemas de Gestão da Qualidade (SGQ) em laboratórios de ensaio de instituições de ensino e pesquisa, com fins de acreditação conforme norma ISO/IEC 17025, demanda abordagens que atendam às características típicas deste tipo de ambiente. A necessidade de conciliar as atividades de ensino, pesquisa e prestação de serviços de ensaio, a falta de foco no cliente e a presença de pessoal temporário, bem como a ausência de publicações mais específicas e detalhadas a este respeito, dificultam e até impedem iniciativas neste sentido. Um dos objetivos desta pesquisa foi propor soluções para as principais dificuldades encontradas durante a implementação de um SGQ realizada em dois laboratórios de ensaio da Universidade Federal do Rio Grande do Sul, através do relato e da análise deste processo. Baseado no estudo dos casos mencionados, foi proposto um método para a implementação de um SGQ de acordo com norma ISO/IEC 17025 e a acreditação de laboratórios de ensaio de instituições de ensino e pesquisa. A proposta apresenta a descrição das principais etapas, incorpora uma abordagem de gestão por processos e estabelece indicadores de desempenho vinculados aos objetivos do SGQ, adotando soluções criativas para atender às características e às necessidades dos laboratórios destas instituições. / The implementation of Quality Management Systems (QMS) in test laboratories of teaching and research institutions, with the purpose of accreditation according to ISO/IEC 17025 standard, requires approaches that meet the typical characteristics of this type of environment. The need to reconcile teaching, research and testing services, the lack of customer focus and the presence of temporary staff, as well as the absence of more specific and detailed publications on this subject, difficult or even prevent some initiatives. One of the objectives of this study was the proposition of solutions to solve the major problems encountered during the QMS implementation conducted in two laboratories at the Federal University of Rio Grande do Sul, through the reporting and analysis of this process. Based on this case, a method to implement a QMS according to ISO/IEC 17025 in test laboratories of teaching and research institutions was proposed. This proposal presents the main steps description, incorporates a process approach and establishes performance indicators related to the objectives of the QMS. It also adopts creative solutions to meet the characteristics and needs of these institutions’ laboratories.
28

Implementação de sistema de gestão da qualidade em laboratório de ensaio de instituição de ensino e pesquisa / Implementation of a quality management system in test laboratories of teaching and research institutions

Grochau, Inês Hexsel January 2011 (has links)
A implementação de Sistemas de Gestão da Qualidade (SGQ) em laboratórios de ensaio de instituições de ensino e pesquisa, com fins de acreditação conforme norma ISO/IEC 17025, demanda abordagens que atendam às características típicas deste tipo de ambiente. A necessidade de conciliar as atividades de ensino, pesquisa e prestação de serviços de ensaio, a falta de foco no cliente e a presença de pessoal temporário, bem como a ausência de publicações mais específicas e detalhadas a este respeito, dificultam e até impedem iniciativas neste sentido. Um dos objetivos desta pesquisa foi propor soluções para as principais dificuldades encontradas durante a implementação de um SGQ realizada em dois laboratórios de ensaio da Universidade Federal do Rio Grande do Sul, através do relato e da análise deste processo. Baseado no estudo dos casos mencionados, foi proposto um método para a implementação de um SGQ de acordo com norma ISO/IEC 17025 e a acreditação de laboratórios de ensaio de instituições de ensino e pesquisa. A proposta apresenta a descrição das principais etapas, incorpora uma abordagem de gestão por processos e estabelece indicadores de desempenho vinculados aos objetivos do SGQ, adotando soluções criativas para atender às características e às necessidades dos laboratórios destas instituições. / The implementation of Quality Management Systems (QMS) in test laboratories of teaching and research institutions, with the purpose of accreditation according to ISO/IEC 17025 standard, requires approaches that meet the typical characteristics of this type of environment. The need to reconcile teaching, research and testing services, the lack of customer focus and the presence of temporary staff, as well as the absence of more specific and detailed publications on this subject, difficult or even prevent some initiatives. One of the objectives of this study was the proposition of solutions to solve the major problems encountered during the QMS implementation conducted in two laboratories at the Federal University of Rio Grande do Sul, through the reporting and analysis of this process. Based on this case, a method to implement a QMS according to ISO/IEC 17025 in test laboratories of teaching and research institutions was proposed. This proposal presents the main steps description, incorporates a process approach and establishes performance indicators related to the objectives of the QMS. It also adopts creative solutions to meet the characteristics and needs of these institutions’ laboratories.
29

A presença do homo academicus na contabilidade: um olhar bourdieusiano sobre o contexto social do desenvolvimento da produção científica contábil brasileira / The presence of homo academicus in the accounting: a bourdieusian vision about the social context of the development of Brazilian accounting scientific production

Flaviano Costa 09 May 2016 (has links)
Esta pesquisa investiga o contexto social do desenvolvimento da produção científica contábil brasileira, defendendo a tese de que os agentes, no decorrer do processo de divulgação de suas investigações, estão priorizando aspectos produtivistas e quantitativos e, consequentemente, deixando em segundo plano a preocupação qualitativa e epistemológica [vigilância crítica] de tal produção. Fundamentado na Teoria de Campos de Pierre Bourdieu, este estudo busca relacionar a socialização acadêmica, o habitus dos agentes imbricados no campo, a distribuição do capital científico na área contábil e as características epistemológicas das publicações científicas da área, para obtenção das evidências sobre a problemática levantada. Trata-se de um levantamento operacionalizado por meio de entrevista semiestruturada, com uma amostra de 9 respondentes e estudo documental, com uma amostra de 43 artigos. Os dados foram analisados com emprego da técnica de análise de conteúdo. Apoiando-se em Bourdieu (2004, 2008, 2009, 2011, 2013) foram encontradas evidências de que as teorias, conceitos, metodologias, técnicas e demais escolhas realizadas pelos pesquisadores da área contábil, na maioria das vezes, não passam de manobras estratégicas que visam conquistar, reforçar, assegurar ou derrubar o monopólio da autoridade científica, visando a obtenção de maior poder simbólico no campo. Com relação ao habitus dos agentes pertencentes ao campo científico contábil, constatou-se uma tendência ao produtivismo em consequência das determinações dos órgãos reguladores da pesquisa em contabilidade (CAPES) e das lutas simbólicas travadas no campo para obtenção da autoridade científica. No tocante à socialização acadêmica, reforçou-se a presença de condutas produtivistas, por meio dos programas de pós-graduação stricto sensu, que repassam aos agentes as regras do jogo científico, doutrinando-os na maneira de publicar grande quantidade de comunicações em pouco tempo e com menos custos. As análises epistemológicas puderam triangular os dois últimos constructos, a fim de lhes dar validade, e evidenciaram uma preferência por temáticas que envolvem a contabilidade destinada aos usuários externos e procedimentos contábeis destinados ao mercado financeiro, privilegiando a utilização de dados secundários, por meio de pesquisas documentais. Em termos metodológicos, constatou-se a presença unânime de estudos positivistas, com alguns aspectos empiristas, mostrando uma ausência de inovação em termos de pesquisas norteadas por abordagens metodológicas alternativas e utilização de modelos econométricos para explicar a realidade observada sem teoria para embasar e explicar esses modelos. Por fim, a distribuição do capital simbólico no campo, mostrou que individualmente nenhum agente desponta com maior capital científico, mas, institucionalmente, a FEA/USP ocupa essa posição de destaque. Por conseguinte, pôde-se concluir que o campo científico contábil permanece estagnado e sem grandes modificações teóricas, pelo fato do produtivismo e das lutas simbólicas no interior do campo; fatos esses que, de certa maneira, motivaram a criação de uma espécie de \"receita mágica para publicar\" ou \"formato ideal\" legitimado, institucionalizado e difícil de ser modificado, a não ser que ocorra uma revolução científica que mude o paradigma existente / This research investigated the social context of the development of Brazilian accounting scientific production, defending the thesis that the agents, in the course of disclosure of their investigation process, are prioritizing productivist and quantitative aspects and hence leaving aside the qualitative and epistemological concern [critical surveillance] of such production. Based on the Pierre Bourdieu´s Fields Theory this study seeks to relate the academic socialization, the habitus of agents belonging to the field, the distribution of scientific capital in accounting field and epistemological characteristics of scientific publications in the area, to obtain the evidence on the issue proposal. This study is a survey operated through semi-structured interviews with a sample of nine respondents and documentary study, with a sample of 43 papers. The data were analyze using the technique of content analysis. Based on Bourdieu (2004, 2008, 2009, 2011, 2013), was found evidences that the theories, concepts, methodologies, techniques and other choices made by the accounting researchers, most of the time, are strategic maneuvers that aim to conquer, reinforce, ensure or bring down the monopoly of scientific authority, aimed at achieving greater symbolic power on the field. Regarding the habitus of agents belonging to the accounting scientific field there was a tendency to productivism because of the determinations by regulatory agencies of accounting research (CAPES) and symbolic fights in the field to obtain the scientific authority. Regarding the academic socialization, reinforced the presence of productivists pipelines, through post-graduate studies programs that pass for agents the rules of the scientific game, teaching them the way to publish large amount of communications in a short time and with less cost. Epistemological analysis could triangulate the last two constructs in order to give them validity, and showed a preference for issues involving accounting for external users and accounting procedures for the financial market, favoring the use of secondary data, through research documentary. In terms of methodology, there was unanimous presence of positivist studies, with some empiricist aspects, showing a lack of innovation in terms of research guided by alternative methodological approaches and use of econometric models to explain the observed reality without theory to support and explain these models. Finally, the distribution of symbolic capital in the field showed that individually any agent emerges with greater scientific capital but, institutionally, the FEA / USP occupies this prominent position. Therefore, it could be concluded that the scientific field of accounting remains stagnant and without major theoretical changes, because of the high productivity and symbolic fights within the field; facts that, in a sense, led to the creation of a kind of \"magic recipe for publishing\" or \"ideal format\" legitimized, institutionalized and difficult to be modified, unless they occur a scientific revolution to change the existing paradigm.
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Ensinar geografia pela pesquisa: possibilidades de construção do pensamento espacial pelos alunos / Teaching geography from research: building possibilities of spatial thinking by students

Santos, Leovan Alves dos 16 April 2015 (has links)
Submitted by Cássia Santos (cassia.bcufg@gmail.com) on 2015-10-23T12:50:00Z No. of bitstreams: 2 Dissertação - Leovan Alves dos Santos - 2015.pdf: 847118 bytes, checksum: 9be773f7bde2dda9e8f7ec3881bbc738 (MD5) license_rdf: 23148 bytes, checksum: 9da0b6dfac957114c6a7714714b86306 (MD5) / Approved for entry into archive by Luciana Ferreira (lucgeral@gmail.com) on 2015-10-23T13:33:39Z (GMT) No. of bitstreams: 2 Dissertação - Leovan Alves dos Santos - 2015.pdf: 847118 bytes, checksum: 9be773f7bde2dda9e8f7ec3881bbc738 (MD5) license_rdf: 23148 bytes, checksum: 9da0b6dfac957114c6a7714714b86306 (MD5) / Made available in DSpace on 2015-10-23T13:33:39Z (GMT). No. of bitstreams: 2 Dissertação - Leovan Alves dos Santos - 2015.pdf: 847118 bytes, checksum: 9be773f7bde2dda9e8f7ec3881bbc738 (MD5) license_rdf: 23148 bytes, checksum: 9da0b6dfac957114c6a7714714b86306 (MD5) Previous issue date: 2015-04-16 / Fundação de Amparo à Pesquisa do Estado de Goiás - FAPEG / This research analyzes, through a teaching experience, teaching Geography in the survey with the aim of building a spatial thinking by students. For this, it has been an object of research a Didactic sequence (SD) in Geography teaching for elementary school, planned, implemented and evaluated by two teachers, in order to understand how the teaching of Geography from the research can collaborate for the student to meet their everyday spatial practices, and their place of experience as a reference to analyze the geographic space. To make feasible what was proposed, methodologically, this research was based on action research assumptions, with elements of ethnographic research. Many questions permeate the intention and the development of this research, such as research can make a methodological approach to the teaching of school geography? How the teaching of Geography from research can contribute to the development of spatial concepts by students? To what extent the local student can contribute to be an analysis of the scale of the research Geography teaching? Thus, we sought to initially conduct a literature review of the theoretical basis for teaching Geography from pesqusia the papers presented at the National Meeting of Geography Teaching Practice (Enpeg) and Core forums Teaching and Research in Geographical Education (Nepeg) . Were analyzed, then theses and dissertations of the last decade that address the theme of research in school geographical education. Later, it was made a semi-structured interview with the teacher and I were observed their practices. Was also examined the expression of perceptions of teacher II from the questions asked Professor I. At the end, we proceeded to the analysis of some documents, such as the National Curriculum Parameters (PCN), the National Curricular Guidelines (DCN) the pedagogical projects of the main courses that form Geography teachers in Goiás and the Pedagogical Political Project (PPP) of schooling field of research. Teaching Sequence started from a dialectical conception of education, focusing on the questioning, organization and synthesis of knowledge. The activities were aimed at students, while researching his subjects, could question the content from its initial social practice and could count on the teacher in mediating the geographic content and the orientation of their research. Finally, the activities sought to promote a return to the initial social practice of these students, in which the initial notion of them were already processed and forwarded to the formation of a spatial thinking and a geographic look. There was the intention on the part of teachers I and II, that students could build their spatial concepts according to the specific contents of Geography, when making a significant offer to students and act in their classrooms to develop and create potential, not just limited to expect the capabilities necessary for the understanding of a particular concept ever to develop. / presente investigação analisa, por meio de uma experiência pedagógica, o ensino de Geografia pela pesquisa com o objetivo de construção de um pensamento espacial pelos alunos. Para isso, tem-se como objeto de investigação uma Sequência Didática (SD) em ensino de Geografia para o ensino fundamental, planejada, aplicada e avaliada por dois professores, com a finalidade de compreender de que forma o ensino de Geografia pela pesquisa pode colaborar para que o aluno possa conhecer suas práticas espaciais cotidianas, tendo seu local de vivência como referência para analisar o espaço geográfico. Para tornar viável o que fora proposto, metodologicamente, esta pesquisa foi baseada nos pressupostos da pesquisa-ação, com elementos da pesquisa etnográfica. Muitos questionamentos perpassam a intenção e o desenvolvimento desta investigação, como: a pesquisa pode compor uma abordagem metodológica para o ensino da Geografia escolar? De que forma o ensino de Geografia pela pesquisa pode contribuir para o desenvolvimento de noções espaciais pelos alunos? Em que medida o local do aluno pode contribuir para ser uma escala de análise do ensino de Geografia pela pesquisa? Assim, buscou-se inicialmente realizar um levantamento bibliográfico das bases teóricas para o ensino de Geografia pela pesqusia nos trabalhos apresentados nos Encontros Nacionais de Práticas de Ensino de Geografia (Enpeg) e nos fóruns do Núcleo de Ensino e Pesquisa em Educação Geográfica (Nepeg). Analisaram-se, em seguida, teses e dissertações da última década que tratam a temática da pesquisa na educação geográfica escolar. Posteriormente, foi feita uma entrevista semiestruturada com o professor I e observaram-se suas práticas. Examinou-se também a expressão das percepções do professor II a partir das perguntas feitas ao professor I, tais percepções foram registradas logo após a entrevista com este professor. Ao final, procedeu-se à análise de alguns documentos, tais como os Parâmetros Curriculares Nacionais (PCN), as Diretrizes Curriculares Nacionais (DCN), os projetos pedagógicos dos principais cursos que formam professores de Geografia em Goiás e o Projeto Político Pedagógico (PPP) da escola-campo da pesquisa. A Sequência Didática partiu de uma concepção dialética de ensino, tendo como foco a problematização, sistematização e síntese do conhecimento. As atividades estiveram voltadas para que os alunos, ao pesquisarem seus temas, pudessem problematizar o conteúdo a partir de sua prática social inicial e pudessem contar com o professor na mediação dos conteúdos geográficos e também na orientação de suas pesquisas. Por fim, as atividades desenvolvidas buscaram promover um retorno à prática social inicial desses estudantes, em que a noção inicial deles estivesse transformada e já encaminhada para a formação de um pensamento espacial e de um olhar geográfico. Houve a intencionalidade, por parte dos professores I e II, de que os alunos pudessem construir suas noções espaciais de acordo com os conteúdos específicos da Geografia, ao apresentarem uma proposta significativa aos discentes e atuarem em suas respectivas salas de aula no sentido de desenvolver e criar potencialidades, e não somente se limitar a esperar que as capacidades necessárias à compreensão de um determinado conceito algum dia se desenvolvessem.

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