2,474 research outputs found

    Innovative Service-Based Business Concepts for the Machine Tool Building Industry

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    Organised by: Cranfield UniversityDuring the last decade, machine tool building companies have been forced to put innovative offers on the market. Due to the technical features of their products and the prevailing organizational structures in this sector, especially product-service systems are a promising way of creating a unique selling point. In this paper, potential new business concepts for machine tool builders will be presented which aim at fulfilling basic customer needs like the increase in quality, flexibility, productivity and the reduction of lead times, costs and risks. For the implementation of these product-service systems, practical examples are given.Mori Seiki – The Machine Tool Compan

    The mechanics of column deflection curves, June 1964

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    A brief survey of U. S. Structural steel types, 1962

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    Germanene: a novel two-dimensional Germanium allotrope akin to Graphene and Silicene

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    Using a gold (111) surface as a substrate we have grown in situ by molecular beam epitaxy an atom-thin, ordered, two-dimensional multi-phase film. Its growth bears strong similarity with the formation of silicene layers on silver (111) templates. One of the phases, forming large domains, as observed in Scanning Tunneling Microscopy, shows a clear, nearly flat, honeycomb structure. Thanks to thorough synchrotron radiation core-level spectroscopy measurements and advanced Density Functional Theory calculations we can identify it to a 3\sqrt{3}x3\sqrt{3}R(30{\deg}) germanene layer in coincidence with a 7\sqrt{7}x7\sqrt{7}R(19.1{\deg}) Au(111) supercell, thence, presenting the first compelling evidence of the birth of a novel synthetic germanium-based cousin of graphene.Comment: 16 pages, 4 figures, 1 tabl

    Ag on Ge(111): 2D X-ray structure analysis of the (Wurzel)3 x (Wurzel)3 superstructure

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    We have studied the Ag/Ge(111)(Wurzel)3 x (Wurzel)3 superstructure by grazing-incidence X-ray diffraction. In our structural analysis we find striking similarities to the geometry of Au on Si(111). The Ag atoms form trimer clusters with an Ag-Ag distance of 2.94+-0.04°A with the centers of the trimers being located at the origins of the (Wurzel)3 x (Wurzel)3 lattice. The Ag layer is incomplete and at least one substrate layer is distorted

    Student Apathy as Defined by Secondary Agricultural Education Students

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    Student motivation continues to be a source of concern for educators. This phenomenological study captured the voices of secondary agriculture students as they shared their perspectives and experiences surrounding student apathy. Four focus group interviews were conducted at four central California high schools with distinguished agriculture programs. The following question guided the research: What experience do secondary agriculture students have with student apathy in their academic environments? Findings suggest student apathy is born of personal choice and grown through mediocre teaching, archaic assessment and the absence of learning purpose. Recommendations suggest students, teachers, the local school and teacher educators form a unified front to combat the phenomenon through purposeful and consistent action
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