Browsing Fakultät für Maschinenbau by Title

Browsing Fakultät für Maschinenbau by Title

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  • Machine Learning Approach for Optimization of Automated Fiber Placement Processes 
    Brüning, J.; Denkena, Berend; Dittrich, Marc-André; Hocke, T. (Amsterdam : Elsevier, 2017)
    Automated Fiber Placement (AFP) processes are commonly deployed in manufacturing of lightweight structures made of carbon fibre reinforced polymer. In general, AFP is connected to individual manufacturing knowledge during ...
  • Machining of Micro Dimples for Friction Reduction in Cylinder Liners 
    Denkena, Berend; Grove, Thilo; Schmidt, Carsten (Amsterdam : Elsevier B.V., 2018)
    In combustion engines a large percentage of mechanical losses result from friction, for example within the cylinder liner. In order to reduce the friction between cylinder liner and piston, micro dimples in the surface ...
  • Macroscopic simulation model for laser cutting of carbon fibre reinforced plastics 
    Keuntje, Jan; Mrzljak, Selim; Gerdes, Lars; Wippo, Verena; Kaierle, Stefan; Overmeyer, Ludger; Walther, Frank; Jaeschke, Peter (Amsterdam [u.a.] : Elsevier, 2022)
    Laser cutting of carbon fibre reinforced plastics (CFRP) has shown promising potential as an alternative to conventional manufacturing processes. Laser cutting has major benefits of contactless and therefore wear-free ...
  • Magnesium Alloys for Open-Pored Bioresorbable Implants 
    Maier, Hans Jürgen; Julmi, Stefan; Behrens, Sabine; Klose, Christian; Gartzke, Ann-Kathrin; Wriggers, Peter; Waselau, Anja-Christina; Meyer-Lindenberg, Andrea (New York, NY : Springer Science + Business Media, 2020)
    If bone defects occur, the body’s own healing mechanism can close them below a critical size; for larger defects, bone autografts are used. These are typically cut from the same person’s hip in a second surgery. Consequently, ...
  • Magnesium corrosion particles do not interfere with the immune function of primary human and murine macrophages 
    Roth, Isabelle; Schumacher, Stephan; Basler, Tina; Baumert, Kathrin; Seitz, Jan-Marten; Evertz, Florian; Mueller, Peter Paul; Baeumer, Wolfgang; Kietzmann, Manfred (Heidelberg : Springer Heidelberg, 2015)
    Magnesium is currently under investigation as a prospective biodegradable implant material. Biodegradation of magnesium causes a release of magnesium, hydroxide ions and hydrogen gas but it can also lead to the formation ...
  • Magnetic bead-magic bullet 
    Ruffert, Christine (Basel : MDPI AG, 2016)
    Microfluidics is assumed to be one of the leading and most promising areas of research since the early 1990s. In microfluidic systems, small spherical magnetic particles with superparamagnetic properties, called magnetic ...
  • Making design decisions under uncertainties: probabilistic reasoning and robust product design 
    Gembarski, Paul Christoph; Plappert, Stefan; Lachmayer, Roland (Dordrecht : Springer Science + Business Media B.V, 2021)
    Making design decisions is characterized by a high degree of uncertainty, especially in the early phase of the product development process, when little information is known, while the decisions made have an impact on the ...
  • Manufacturing and characterization of asymmetric evanescent field polished couplers for grating assisted mode selective fiber coupling 
    Schlangen, Sebastian; Bremer, Kort; Zheng, Yulong; Isaak, Andreas; Wurz, Marc Christopher; Böhm, Sebastian; Wellmann, Felix; Steinke, Michael; Pelegrina Bonilla, Gabriel; Neumann, Jörg; Kracht, Dietmar; Roth, Bernhard; Overmeyer, Ludger (Bellingham, Wash. : SPIE, 2018)
    Mode division multiplexing (MDM) could bring a technological progress in the field of optical telecommunication by increasing the data transmission bandwidth. A key challenge for enabling MDM lies in manufacturing of ...
  • Manufacturing and Characterization of Paper-Based Magnetic Coatings : Projects in Engineering and Science Summer 2015 
    Steggeman, Matthew (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2015-11-09)
    Employing paper as an engineering material is emerging in industry today. Paper-based technology has grown in the last several years. Current technology includes, but is not limited to, foldable paper microscopes, a disk ...
  • Manufacturing and evaluation of multi-material axial-bearing washers by tailored forming 
    Behrens, Bernd-Arno; Chugreev, Alexander; Matthias, Tim; Poll, Gerhard; Pape, Florian; Coors, Timm; Hassel, Thomas; Maier, Hans Jürgen; Mildebrath, Maximilian (Basel : MDPI AG, 2019)
    Components subject to rolling contact fatigue, such as gears and rolling bearings, are among the fundamental machine elements in mechanical and vehicle engineering. Rolling bearings are generally not designed to be ...
  • Manufacturing conditioned roughness and wear of biomedical oxide ceramics for all-ceramic knee implants 
    Turger, Anke; Kohler, Jens; Denkena, Berend; Correa, Tomas A.; Becher, Christoph; Hurschler, Christof (London : Biomed Central Ltd., 2013)
    Background: Ceramic materials are used in a growing proportion of hip joint prostheses due to their wear resistance and biocompatibility properties. However, ceramics have not been applied successfully in total knee joint ...
  • Manufacturing conditioned wear of all-ceramic knee prostheses 
    Denkena, Berend; Köhler, Jens; Turger, Anke; Helmecke, Patrick; Correa, Tomas A.; Hurschler, Christof (Amsterdam : Elsevier, 2013)
    To date, bioceramics have not been applied successfully in total knee joint endoprostheses. Sintered bioceramics can be machined only by grinding and polishing processes. Due to high quality requirements, there are significant ...
  • Manufacturing of embedded multimode waveguides by reactive lamination of cyclic olefin polymer and polymethylmethacrylate 
    Kelb, Christian; Rother, Raimund; Schuler, Anne-Katrin; Hinkelmann, Moritz; Rahlves, Maik; Prucker, Oswald; Müller, Claas; Rühe, Jürgen; Reithmeier, Eduard; Roth, Bernhard (Bellingham, WA : S P I E - International Society for Optical Engineering, 2016)
    We demonstrate the manufacturing of embedded multimode optical waveguides through linking of polymethylmethacrylate (PMMA) foils and cyclic olefin polymer (COP) filaments based on a lamination process. Since the two polymeric ...
  • Manufacturing of polymer optical waveguides using self-assembly effect on pre-conditioned 3D-thermoformed flexible substrates 
    Hoffmann, Gerd-Albert; Wolfer, Tim; Zeitler, Jochen; Franke, Jörg; Suttmann, Oliver; Overmeyer, Ludger (Bellingham, Wash. : SPIE, 2017)
    Optical data communication is increasingly interesting for many applications in industrial processes. Therefore mass production is required to meet the requested price and lot sizes. Polymer optical waveguides show great ...
  • Map Management Approach for SLAM in Large-Scale Indoor and Outdoor Areas 
    Ehlers, Simon F. G.; Stuede, Marvin; Nuelle, Kathrin; Ortmaier, Tobias (Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers Inc., 2020)
    This work presents a semantic map management approach for various environments by triggering multiple maps with different simultaneous localization and mapping (SLAM) configurations. A modular map structure allows to add, ...
  • A Maple Toolchain for Rigid Body Dynamics of Serial, Hybrid and Parallel Robots 
    Schappler, Moritz; Job, Tim-David; Ortmaier, Tobias (Cham : Springer, 2021-07-20)
    A new Maple toolchain for generating rigid body dynamics in symbolic form for robot manipulators is presented. The peculiarity compared to existing tools lies in the framework of Bash scripts controlling the full workflow ...
  • Marker-free identification of turned, ground and deep rolled workpieces using wavelet transformation 
    Breidenstein, Bernd; Wichmann, Marcel; Voelker, Hendrik (Amsterdam [u.a.] : Elsevier, 2023)
    This paper presents a marker-free component identification of cylindrical workpieces produced by the manufacturing processes turning, grinding and deep rolling. The position of unique features from a 2-D profile in the 3-D ...
  • Maskless lithography for versatile and low cost fabrication of polymer based micro optical structures 
    Khan, Muhammad Shaukat; Lachmayer, Roland; Roth, Bernhard (Washington, DC : OSA, 2020)
    For applications in optical communication, sensing or information projection in automotive lighting, polymer based optical devices are of keen interest. Optical structures such as waveguides and gratings are basic blocks ...
  • The Mass Growth Factor – Snowball Effects in Aircraft Design 
    Cheema, John Singh (Hamburg : Aircraft Design and Systems Group (AERO), Department of Automotive and Aeronautical Engineering, Hamburg University of Applied Sciences, 2020)
    Purpose – This project work shows a literature survey, clearly defines the mass growth factor, shows a mass growth iteration, and derives an equation for a direct calculation of the factor (without iteration). Definite ...
  • Material Characterization and Modeling for Finite Element Simulation of Press Hardening with AISI 420C 
    Behrens, Bernd-Arno; Rosenbusch, Daniel; Wester, Hendrik; Stockburger, Eugen (New York, NY : Springer, 2022)
    The process of press hardening is gaining importance in view of the increasing demand for weight reduction combined with higher crash safety in cars. An alternative to the established manganese-boron steel 22MnB5 is ...

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