95,758 research outputs found

    Project 13 Project Research on the Advanced Utilization of Multi-Element Mössbauer Spectroscopy for the Study of Condensed Matter

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    PR13-1 Magnetism of an iron oxypnictide Cr-doped CeFePO. Okano T. Matoba M. Sakai Y. Sakurai A. Fujioka H. Wakatuki A. Takeuchi K. Nagamine K. Kitao S. Seto M. Kamihara Y.PR13-2 A study of Formation of Au(III) Surface Complex on Manganese Dioxide by 197Au Mössbauer Spectroscopy. Yokoyama T. Okaue Y. Kawamoto D. Ando H. Ohashi H. Kitao S. Kobayashi Y.PR13-3 Mössbauer Spectroscopy of Novel Ferroelectric Materials. Nakamura S. Kano J. Oshime N. Ikeda N. Kobayashi Y. Kitao S. Seto M.PR13-4 Mössbauer Spectra of Oriented Thin Sections and Small Grain of Magnetite Single Crystal. Kamiryo T. Shinoda K. Kobayashi Y.PR13-5 Electronic States of Negative/Zero Thermal Expansion Materials. Yamada I. Marukawa S. Kitao S. Seto M.PR13-6 Mössbauer Study of Fe-Based Superconductors, Ba1-xKxFe2As2. Kitao S. Kurokuzu M. Kobayashi Y. Saito M. Seto M

    Estudo comparativo entre dois processos construtivos sob o ponto de vista de sua influência na formação do fluxo de caixa de empreendimentos imobiliários habitacionais

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    Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnologico. Programa de Pós-graduação em Engenharia CivilEste trabalho faz a investigação das questões ligadas às finanças de um empreendimento habitacional, definindo como problemática de estudo, buscando investigar se o processo construtivo adotado interfere no fluxo de caixa durante o ciclo de produção. Objetiva-se verificar os ingressos e os desembolsos financeiros de um empreendimento imobiliário habitacional e retirar dados e conclusões, visando auxiliar na investigação da viabilidade econômico-financeira do sistema construtivo que aplica a alvenaria estrutural com blocos de concreto. A definição de uma hipótese parte do princípio de que a tecnologia construtiva pode interferir no fluxo de caixa de um empreendimento habitacional. Uma atenção especial é dada ao desenvolvimento do fluxo de caixa e a importância de tê-lo como uma ferramenta para o auxílio à definição das estratégias e gestão de empresas. A metodologia utilizada envolve a revisão da literatura em obras pertinentes ao tema e o estudo do fluxo de caixa de um empreendimento localizado no município de Umuarama/PR. Como resultado, obteve-se a resposta de que o fluxo de desembolsos financeiros do processo construtivo em alvenaria estrutural não é muito diferente do processo construtivo em concreto armado com fechamento em tijolos cerâmicos furados

    A 2 h periodic variation in the low-mass X-ray binary Ser X-1

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    Spectroscopy of the low-mass X-ray binary Ser X-1 using the Gran Telescopio Canarias have revealed a ?2 h periodic variability that is present in the three strongest emission lines. We tentatively interpret this variability as due to orbital motion, making it the first indication of the orbital period of Ser X-1. Together with the fact that the emission lines are remarkably narrow, but still resolved, we show that a main-sequence K dwarf together with a canonical 1.4 M? neutron star gives a good description of the system. In this scenario, the most likely place for the emission lines to arise is the accretion disc, instead of a localized region in the binary (such as the irradiated surface or the stream-impact point), and their narrowness is due instead to the low inclination (?10°) of Ser X-1

    The Screening Scale for Pedophilic Interests (SSPI): Construct, Predictive, and Incremental Validity

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    This study of 410 adult male sex offenders against children, using data from the Dynamic Supervision Project (Hanson, Harris, Scott, & Helmus, 2007), examined the construct, predictive, and incremental validity of the Screening Scale for Pedophilic Interests (SSPI; Seto & Lalumière, 2001), a brief proxy measure of phallometrically assessed sexual response to children that is based on sexual victim characteristics. As predicted, the SSPI was significantly related to the Deviant Sexual Interests item on the STABLE-2007 (Hanson et al., 2007), a dynamic risk measure encompassing multiple domains, and with the Deviant Sexual Interests item from its predecessor, the STABLE-2000 (Hanson et al., 2007). The SSPI was unrelated (or more weakly related) to items measuring general antisociality. In addition, the SSPI significantly predicted sexual recidivism, defined as new charges or convictions for sexual offenses, and a broader sexual recidivism outcome that included breaches of community supervision conditions that might involve sexually motivated behavior (e.g., being in the presence of children unsupervised). The SSPI did not add to the predictive accuracy of 2 actuarial risk measures, the Static-99R and Static-200R (Helmus, Thornton, Hanson, & Babchishin, 2012), but it did add to the predictive accuracy of the STABLE-2007. Additional analyses suggest the SSPI can serve as a substitute for the STABLE-2007 Deviant Sexual Interests item, if necessary (e.g., in archival research), when assessing sexual offenders against children

    Going Beyond Counting First Authors in Author Co-citation Analysis

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    The present study examines one of the fundamental aspects of author co-citation analysis (ACA) - the way co-citation counts are defined. Co-citation counting provides the data on which all subsequent statistical analyses and mappings are based, and we compare ACA results based on two different types of co-citation counting - the traditional type that only counts the first one among a cited work's authors on the one hand and a non-traditional type that takes into account the first 5 authors of a cited work on the other hand. Results indicate that the picture produced through this non-traditional author co-citation counting contains more coherent author groups and is therefore considerably clearer. However, this picture represents fewer specialties in the research field being studied than that produced through the traditional first-author co-citation counting when the same number of top-ranked authors is selected and analyzed. Reasons for these effects are discussed

    H-index and research evaluation: A suggested set of components for developing a comprehensive author-level index

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    The H-index has been investigated in various studies; this index has many strengths that have made it popular. However, it also has weaknesses, due to which other indicators have been developed. This study aims to identify the strengths and weaknesses of the H-index and provide the minimum set of necessary components for developing a comprehensive author-level index. In this systematic literature review, Scopus, PubMed, Web of Science, Emerald, and ProQuest databases were searched to identify relevant studies. From the number of 14,253 retrieved studies, after two stages of screening, 81 studies were selected according to the eligibility criteria for data extraction. The findings of the study led to the identification of 15 strengths in the three categories of Quality Features, Simplicity, and Suitability, and 13 weaknesses in the six categories of Publications, Citations, Academic Age, Author Credit Allocation, Variety of Fields, and mathematical calculation for H-index. Finally, 28 components were identified as the minimum set of necessary components to develop a comprehensive author-level index to help evaluate researchers more realistically and fairly. The minimum components that need to be considered in developing a comprehensive author-level index can be proposed as follows: Quality Features, Simplicity, Suitability, Publications, Citations, Academic Age, Author Credit Allocation, Variety of Fields, and mathematical calculation

    Appropriate Similarity Measures for Author Cocitation Analysis

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    We provide a number of new insights into the methodological discussion about author cocitation analysis. We first argue that the use of the Pearson correlation for measuring the similarity between authors’ cocitation profiles is not very satisfactory. We then discuss what kind of similarity measures may be used as an alternative to the Pearson correlation. We consider three similarity measures in particular. One is the well-known cosine. The other two similarity measures have not been used before in the bibliometric literature. Finally, we show by means of an example that our findings have a high practical relevance.information science;Pearson correlation;cosine;similarity measure;author cocitation analysis
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