3,230 research outputs found

    Globalization of the German Automotive Industry: Where Does Added Value Occur? Bertelamann Policy Brief #2019/01

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    A central aspect of globalization is that companies not only sell their products all over the world, but the production of goods and services is divided into different stages of added value at home and abroad. While direct (bilateral) supplier relations can be understood reasonably well, the direct and indirect added value contributions of domestic and foreign suppliers often remain hidden. Using the German automotive industry as an example, we want to show the extent to which other countries contribute directly and indirectly to added value in this industry’s production

    Two-Stage Power Factor Corrected Power Supplies: The Low Component-Stress Approach

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    Mobile Measurements and Applications of Smart Air Quality Networks

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    An easterly tip jet off Cape Farewell, Greenland. I: Aircraft observations

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    An easterly tip jet event off Cape Farewell, Greenland, is described and analysed in considerable detail. In Part I of this study (this paper) comprehensive aircraft-based observations are described, while in Part II of this study numerical simulations and a dynamical analysis are presented. The easterly tip jet of 21 February 2007 took place during the Greenland Flow Distortion experiment. It resulted through the interaction of a barotropic synoptic-scale low pressure system in the central North Atlantic and the high topography of southern Greenland. In situ observations reveal a jet core at the coast with peak winds of almost 50 m s-1, about 600–800 m above the sea surface, and of 30 m s-1 at 10 m. The depth of the jet increased with wind speed from ~1500 m to ~2500 m as the peak winds increased from 30 to 50 m s-1. The jet accelerated and curved anticyclonically as it reached Cape Farewell and the end of the barrier. The easterly tip jet was associated with a tongue of cold and dry air along the coast of southeast Greenland, general cloud cover to the east, and cloud streets to the south of Cape Farewell. Precipitation was observed during the low-level components of the flight. The very high wind speeds generated a highly turbulent atmospheric boundary layer and resulted in some of the highest surface wind stresses ever observed over the ocean

    Potentiale und Probleme ökonomischer Anreizinstrumente im Verkehr: Ergebnisse studentischer Praktika (2)

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    Enthält: "Reaktionen der verladenen Wirtschaft auf eine stetige Erhöhung der Mineralölsteuer" von Markus Hay. --

    An approach to produce a stack of photo definable polyimide based flat UTCPs

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    Getting output of multiple chips within the volume of a single chip is the driving force behind development of this novel 3D integration technology which has a broad range of industrial and medical electronic applications. This can be achieved by laminating multiple layers of spin-on polyimide based ultrathin chip packages (UTCPs) with fine pitch through hole interconnects
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