1,745 research outputs found

    Interface induced perpendicular magnetic anisotropy in Co/CoO/Co thin film structure: An in-situ MOKE investigation

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    Co /CoO/Co polycrystalline film was grown on Si (001) substrate and magnetic properties have been investigated using in-situ magneto-optic Kerr effect during growth of the sample. Magnetic anisotropy with easy axis perpendicular to the film surface has been observed in top Co layer, whereas bottom layer was found to be soft with in-plane magnetization without any influence of top layer. Ex-situ in-plane and out-of-plane diffraction measurements revealed that the growth of Co on oxidized interface takes place with preferential orientation of c-axis perpendicular to the film plane, which results in the observed perpendicular magnetic anisotropy. Texturing of the c-axis is expected to be a result of minimization of the interface energy due to hybridization between Co and oxygen at the interface.Comment: 9 pages, 3 figures, under review in IOP journa

    Mnaganese(IV) as an Analytical Reagent for Determination of Tellurium

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    Inside the Agency Class Action

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    Article published in the Yale Law Journal

    Real-Time Operating System/360

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    RTOS has a cost savings advantage for real-time applications, such as those with random inputs requiring a flexible data routing facility, display systems simplified by a device independent interface language, and complex applications needing added storage protection and data queuing

    Determination of V(V) & Cr(VI) in Presence of Chloride

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    71-7

    Formar melhor para um melhor cuidar

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    A formação surge como uma ajuda ao desenvolvimento humano, adoptando uma posição abrangente que inclui o aluno e o próprio professor (Kohlberg e Mayer, 1972), em que o resultado obtido é menos importante do que a disponibilidade gerada durante o percurso, para que o aluno possa continuar a evoluir ao longo da vida. Esta perspectiva desenvolvimentalista, antecipava já, a tendência actual que defende que a educação deve constituir para cada indivíduo uma forma de promover o máximo desenvolvimento das suas potencialidades, através de experiências de aprendizagem de complexidade crescente. A formação não é apenas uma instância de mediação das relações formador/formando ou equipa de formadores/grupo de formandos, mas uma instância de auto-mediação do formando com o seu mundo subjectivo, mediador do grupo de formação com as suas subjectividades, mediador do grupo com um projecto de acção através do qual ele se exterioriza (Correia, 1997: 25)

    United Kingdom: Citizenship education in the United Kingdom: comparing England, Northern Ireland, Scotland and Wales

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    Purpose: In this country case study the authors undertake a comparative analysis of citizenship education across the four nations of the UK. The curriculum and contexts in England, Scotland, Wales and Northern Ireland are first described. Then the article considers how each national example engages with fundamental expectations of citizenship education, specifically in relation to questions of citizenship status and the relationship between citizens and the state; political identity; and active citizenship processes. Approach: Drawing on the authors’ collective experience and insights into policy and practice in each nation, we started with a ‘generative conversation’ to identify key issues for inclusion in this case study. Findings: The article unearths a variety of constraints and problems, and situates these in a broader policyscape in which policy accretion and policy approximation generate a permissive culture, which has undermined the promise of citizenship education as an entitlement for all young people
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