1,721,259 research outputs found

    Research-oriented training for Italian teachers involved in European MOSEM Project

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    A study on the specific knots of electromagnetic induction and superconductivity for in-service teachers has been carried out within the PCK theoretical framework (Shulman L. S., Educ. Res., 15 (1986) 4). The main knots listed in the literature were the object of an analysis in terms of teachers’ pedagogic behaviour in planning intervention work to overcome the learning problems and organizing class activitie

    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
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