Auflistung Fakultät für Maschinenbau nach Titel

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  • Investigations into Flux-Free Plasma Brazing of Aluminum in a Local XHV-Atmosphere 
    Klett, Jan; Bongartz, Benedict; Viebranz, Vincent Fabian; Kramer, David; Hao, Chentong; Maier, Hans Juergen; Hassel, Thomas (Basel : MDPI, 2022)
    As a lightweight construction material, aluminum plays a key role in weight reduction and, thus, sustainability in the transport industry. The brazing of aluminum and its alloys is impeded by the natural passivating oxide ...
  • Investigations of boundary-layer transition and airloads on rotating blades 
    Weiss, Armin (Köln : Deutsches Zentrum für Luft- und Raumfahrt, 2018)
    Measurements of surface pressure and boundary-layer transition on rotating blades is important for the validation of numerical tools, used e.g. to predict rotor efficiency in the design process. In this work, surface ...
  • Investigations of ductile damage in DP600 and DC04 deep drawing steel sheets during punching 
    Isik, Kerim; Gerstein, Gregory; Gutknecht, Florian; Clausmeyer, Till; Nuernberger, Florian; Maier, Hans Jürgen; Tekkaya, A. Erman (Amsterdam : Elsevier Science Bv, 2016)
    The paper presents numerical and microstructural investigations on a punching process of 2 mm thick steel sheets. The dual phase steel DP600 and the mild steel DC04 exhibit different damage and fracture characteristics. ...
  • Investigations of the influence of a superimposed oscillation on the fatigue strength 
    Behrens, Bernd-Arno; Hübner, Sven; Rosenbusch, Daniel.; Müller, Philipp (Basel : MDPI AG, 2020)
    Within the scope of the transregional collaborative research centre TCRC73, the effects of an oscillation superimposed forming process for the production of a demonstrator component are investigated. Previous studies in ...
  • Investigations on a standardized process chain and support structure related rework procedures of SLM manufactured components 
    Denkena, Berend; Dittrich, Marc-André; Henning, Stefan; Lindecke, Peter (Amsterdam [u.a.] : Elsevier, 2018)
    For the successful production of high quality parts by selective laser melting, various process steps are required. Besides the SLM process itself, different pre- and rework steps are needed to produce a final component. ...
  • Investigations on Additively Manufactured Stainless Bearings 
    Coors, Timm; Faqiri, Mohamad Yusuf; Saure, Felix; Kahra, Christoph; Buedenbender, Christoph; Peddinghaus, Julius; Prasanthan, Vannila; Pape, Florian; Hassel, Thomas; Herbst, Sebastian; Nuernberger, Florian; Wester, Hendrik; Uhe, Johanna; Breidenstein, Bernd; Denkena, Berend; Behrens, Bernd-Arno; Poll, Gerhard; Maier, Hans Juergen (Basel : MDPI, 2022)
    Additive manufacturing with multi-material design offers great possibilities for lightweight and function-integrated components. A process chain was developed in which hybrid steel–steel-components with high fatigue strength ...
  • Investigations on graphene platelets as dry lubricant and as grease additive for sliding contacts and rolling bearing application 
    Pape, Florian; Poll, Gerhard (Basel : MDPI AG, 2020)
    In recent years, graphene-based lubrication was in the focus of nano-and microtribological studies. While the sliding properties of graphene based dry lubrication were previously investigated on the nano-and micro-scale, ...
  • Investigations on Residual Stresses within Hot-Bulk-Formed Components Using Process Simulation and the Contour Method 
    Behrens, Bernd-Arno; Gibmeier, Jens; Brunotte, Kai; Wester, Hendrik; Simon, Nicola; Kock, Christoph (Basel : MDPI, 2021)
    Residual stresses resulting from hot-forming processes represent an important aspect of a component’s performance and service life. Considering the whole process chain of hot forming, the integrated heat treatment provided ...
  • Investigations on Strain Behaviour of Polymer Substrates During a Separation Process 
    Jogschies, L.; Heitmann, J.; Klaas, D.; Rissing, L. (Amsterdam : Elsevier, 2014)
    Magnetic field sensors are used for contact free position detection of machine components for example. Fabricating these sensors on a flexible substrate enables the user to attach the sensor on various surfaces and different ...
  • Investigations on tailored forming of aisi 52100 as rolling bearing raceway 
    Coors, Timm; Mildebrath, Maximilian; Büdenbender, Christoph; Saure, Felix; Faqiri, Mohamad Yusuf; Kahra, Christoph; Prasanthan, Vannila; Chugreeva, Anna; Matthias, Tim; Budde, Laura; Pape, Florian; Nürnberger, Florian; Hassel, Thomas; Hermsdorf, Jörg; Overmeyer, Ludger; Breidenstein, Berd; Denkena, Berend; Behrens, Bernd-Arno; Maier, Hans Jürgen; Poll, Gerhard (Basel : MDPI AG, 2020)
    Hybrid cylindrical roller thrust bearing washers of type 81212 were manufactured by tailored forming. An AISI 1022M base material, featuring a sufficient strength for structural loads, was cladded with the bearing steel ...
  • Investigations on the consolidation of TNM powder by admixing different elemental powders 
    Heymann, Adrian; Peddinghaus, Julius; Brunotte, Kai; Behrens, Bernd-Arno (Ostrava : TANGER Ltd., 2022)
    In the conventional powder metallurgy (PM) process route, finished components are produced from metallic powder materials by pressing at room temperature followed by pressureless sintering in a furnace. This simple method ...
  • Investigations on the effect of post treatment utilizing ultrasonic standing waves on the hardness of laser beam welds in stainless steel 
    Grajczak, J.; Nowroth, C.; Long, Y.; Twiefel, J.; Wallaschek, J.; Nothdurft, S.; Hermsdorf, J.; Kaierle, S. (Amsterdam [u.a.] : Elsevier, 2022)
    Laser beam welding is precise, quick and highly automatable. Nevertheless, disadvantageous hardness profiles can result and promote cracking. By an ultrasonic post treatment, crystal defects, internal stress and grain ...
  • Investigations on the mechanism of microweld changes during ultrasonic wire bonding by molecular dynamics simulation 
    Long, Yangyang; He, Bo; Cui, Weizhe; Ji, Yuhang; Zhuang, Xiaoying.; Twiefel, Jens (Amsterdam : Elsevier Ltd, 2020)
    Despite the wide and long-term applications of ultrasonic (US) wire bonding and other US metal joining technologies, the mechanism of microweld changes during the bonding process, including formation, deformation and ...
  • Investigations on the mechanisms of ultrasonic wire bonding 
    Long, Yangyang (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2019)
    Ultrasonic (US) wire bonding is a predominating interconnection technique in the microelectronic packaging industry. Despite its long-term usage and wide applications, the mechanisms, especially those of the friction and ...
  • Ion Beam Processing for Sample Preparation of Hybrid Materials with Strongly Differing Mechanical Properties 
    Barienti, Khemais; Kahra, Christoph; Herbst, Sebastian; Nürnberger, Florian; Maier, Hans Jürgen (Heidelberg : Springer, 2020)
    For studies of the interface zone of metallic composites with significantly differing mechanical properties across the interface, high-quality sample preparation is paramount. In particular, the analysis of the composition ...
  • Ion polishing as a method of imaging the magnetic structures in CoNiGa monocrystal 
    Żak, Andrzej; Łaszcz, Amadeusz; Hasiak, Mariusz; Gerstein, Gregory; Maier, Hans Jürgen; Dudzinski, Wlodzimierz (Amsterdam : Elsevier B.V., 2018)
    Magnetic domain structure of magnetic shape memory alloy was observed using backscattered electron detector in scanning electron microscope and using Fresnel imaging in transmission electron microscope. The sample subjected ...
  • Iterative morphological and mollifier-based baseline correction for Raman spectra 
    Koch, Matthias; Suhr, Christian; Roth, Bernhard; Meinhardt-Wollweber, Merve (Chichester : John Wiley and Sons Ltd, 2016)
    In vivo Raman spectroscopy with low signal-to-noise ratio and strong, irregularly shaped fluorescence background imposes a challenge for automatic baseline correction methods. In this work, an approach that enables fast ...
  • Joining Constraint Satisfaction Problems and Configurable CAD Product Models: A Step-by-Step Implementation Guide 
    Gembarski, Paul Christoph (Basel : MDPI, 2022)
    In configuration design, the task is to compose a system out of a set of predefined, modu-lar building blocks assembled by defined interfaces. Product configuration systems, both with or without integration of geometric ...
  • Joining TWIP-Steel Simulation Models 
    Folgar Ribadas, H.; Böddeker, T.; Chergui, A.; Ivanjko, M.; Gili, F.; Behrens, S. (Amsterdam : Elsevier, 2017)
    JoiningTWIP project aims to support the introduction of TWIP-steels for automotive applications (in cars, trucks and buses) by identifying possible applications and further developing mechanical and low-heat joining ...
  • Joining zone evaluation of hybrid semi-finished products after backward can extrusion 
    Behrens, Bernd-Arno; Uhe, Johanna; Petersen, Tom; Demter, Phil; Büdenbender, Christoph; Ross, Ingo ([Ostrava-Zabreh] : Tanger Ltd., 2021)
    As a result of the general need for lightweight product design, multi-material systems are gaining in importance. In addition to reducing component weight, the combination of different materials in a single component allows ...

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