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Chapter
Engineering Digital Twins and Digital Shadows as Key Enablers for Industry 4.0
Industry 4.0 opens up new potentials for the automation and improvement of production processes, but the associated digitization also increases the complexity of this development. Monitoring and maintenance ac...
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Article
Open AccessMicro 3D printing of a functional MEMS accelerometer
Microelectromechanical system (MEMS) devices, such as accelerometers, are widely used across industries, including the automotive, consumer electronics, and medical industries. MEMS are efficiently produced at...
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Article
In memoriam: Alfred Kluwick (1942–2022)
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Article
Open AccessIrreparable Rotatorenmanschettenrupturen: Einfluss der Rupturmorphologie auf die aktive Beweglichkeit
Irreparable Rotatorenmanschettenmassenrupturen (RMM-Rupturen) haben einen Anteil von bis zu 40 % an allen Rotatorenmanschettenrupturen (RM-Ruptur). Das klinische Beschwerdebild variiert ebenso wie die Verletzu...
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Article
Open AccessThe triple-deck stage of marginal separation
The method of matched asymptotic expansions is applied to the investigation of transitional separation bubbles. The problem-specific Reynolds number is assumed to be large and acts as the primary perturbation ...
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Chapter and Conference Paper
Dynamic Strategic Modeling for Alliance-Driven Data Platforms: The Case of Smart Farming
The increasing availability of data offers opportunities for advancing business models, e.g., by combining hardware sales with value-added services. Besides platform companies aiming for a dominant market posi...
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Chapter
Warum Europa ein Friedenscorps braucht – und warum Deutschland dafür kämpfen sollte
Jahrzehntelang hat Europa einen besonderen Luxus genossen: Es konnte es sich unter dem politischen und militärischen Schutzschirm der Vereinigten Staaten außerordentlich bequem machen. Die Zeiten aber sind vor...
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Chapter
Einführung eines intelligenten Logistikkonzepts zur Unterstützung der Mitarbeiter in Fertigung und Montage
Die Gestaltung der digitalen Transformation stellt viele KMU vor große Herausforderungen. Welche Digitalisierungslösung soll ausgewählt werden, um bestehenden Herausforderungen mit einer zielgerichteten Einfüh...
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Article
Open AccessMicrobial turnover times in the deep seabed studied by amino acid racemization modelling
The study of active microbial populations in deep, energy-limited marine sediments has extended our knowledge of the limits of life on Earth. Typically, microbial activity in the deep biosphere is calculated b...
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Chapter
Sendung fahren
Der rein journalistische Moderator, der sich allein auf das gesprochene Wort konzentriert und per Handzeichen seinen Techniker dirigiert, gehört in den meisten Funkhäusern der Vergangenheit an. Eher wie ein Pi...
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Chapter
Self-Similar Blow-up Structures in Unsteady Marginally Separated Flows
In the present study we consider unsteady three-dimensional marginally separated boundary layer flows in the limit of high Reynolds numbers. Special emphasis is placed on solutions which blow up within finite ...
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Article
On a similarity solution in the theory of unsteady marginal separation
The present paper deals with initial value problems associated with the high Reynolds number asymptotic theory of unsteady, marginally separated boundary layer flows. In particular, the subsonic planar flow ca...
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Chapter and Conference Paper
Structure Formation in Marginally Separated Aerodynamic and Related Boundary Layer Flows
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Article
Metastable Phase Formation and Stimulated Transitions in Metallic Nanometer Films
Due to the non-equilibrium nature of deposition techniques, thin films can exhibit an energetic state far from thermodynamic equilibrium. Energy supply can stimulate a transition into other metastable states. ...
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Chapter and Conference Paper
Transonic, Laminar High Reynolds Number Flow in Slender Channels
The study deals with transonic laminar interacting boundary layers in channels which are so slender that the flow inside the inviscid core region can be treated as quasi-one-dimensional. The resulting interact...
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Article
Auslegung von Abgasanlagen
Visual Analysis setzt Computer-Algebra zur Simulation von Abgasanlagen ein. Mit Hilfe von Computer-Algebra-Simulation (CALS) wird ein modulares Modell einer Abgasanlage aufgebaut. In diesem Beitrag wird darges...
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Article
The layout of exhaust systems
Visual Analysis utilizes computer algebra to simulate exhaust systems. By means of computer algebra simulation (CALS), a modular model is implemented. The influence of physical as well as chemical properties i...
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