• Shape Optimization of Heat Exchanger Fin Structures Using the Adjoint Method and Their Experimental Validation 

  Fuchs, Marco; Dagli, Cagatay Necati; Kabelac, Stephan (Basel : MDPI, 2024)

  The freedom of additive manufacturing allows for the production of heat-transferring structures that are optimized in terms of heat transfer and pressure loss using various optimization methods. One question is whether the ...
• Exploring the fundamental limits of integrated beam splitters with arbitrary phase via topology optimization 

  Nanda, Abhishek; Kues, Michael; Calà Lesina, Antonio (Washington, DC : Soc., 2024)

  Optical beam splitters are essential for classical and quantum photonic on-chip systems. In integrated optical technology, a beam splitter can be implemented as a beam coupler with two input and two output ports. The output ...
• Aerodynamic damping of composite UHBR fans under the consideration of acoustic intake reflections 

  Gößling, Jan; Seume, Joerg R.; Flüh, Jan Peter; Paletta, Nicola; Eggers, Torben; Friedrichs, Jens; Natale, Nunzio (New York, N.Y. : The American Society of Mechanical Engineers, 2022)

  Steadily rising regulations and demands on aeroengines require the continuous reduction of CO2 emissions. Among other factors, particularly the weight reduction of the engine as well as synergetic engine-airframe integration ...
• Energy Demand Prediction in Hybrid Electrical Vehicles for Speed Optimization 

  Fink, Daniel; Shugar, Sean; Ziaukas, Zygimantas; Schweers, Christoph; Trabelsi, Ahmed; Jacob, Hans-Georg (Setúbal : SciTePress - Science and Technology Publications, Lda., 2022)

  Targeting a resource-efficient automotive traffic, modern driver assistance systems include speed optimization algorithms to minimize the vehicle’s energy demand, based on predictive route data. Within these algorithms, ...
• Adaptive inspection planning – Consideration of uncertainties in machining 

  Denkena, Berend; Wichmann, Marcel; Reuter, Leon (Düsseldorf : VDI Fachmedien, 2023)

  Data-driven prediction models are the core of adaptive test planning, but always have a model-based prediction error. For a reliable interpretation of the prediction result, the modeling of the associated uncertainty is ...
• Application preparation of rod-shaped corundum grinding wheels 

  Denkena, Berend; Bergmann, Benjamin; Schulz, Alexander (Düsseldorf : VDI Fachmedien, 2023)

  Grinding processes are predominantly used to machine the final contour of workpieces. However, due to high thermal and mechanical load on the workpiece and tool, these processes are limited to low removal rates. The ...
• Mechano-chemo-biological model of atherosclerosis formation based on the outside-in theory 

  Gierig, Meike; Tragoudas, Alexandros; Haverich, Axel; Wriggers, Peter (Berlin ; Heidelberg ; New York, NY : Springer, 2023)

  Atherosclerosis is a disease in blood vessels that often results in plaque formation and lumen narrowing. It is an inflammatory response of the tissue caused by disruptions in the vessel wall nourishment. Blood vessels are ...
• Enhancing the Performance of Rapeseed Oil Lubricant for Machinery Component Applications through Hybrid Blends of Nanoadditives 

  Nassef, Belal G.; Pape, Florian; Poll, Gerhard (Basel : MDPI, 2023)

  Bio-lubricants have demonstrated promising tribological and physical properties, suggesting their potential advantages in the lubrication of critical machinery components. This study investigates the impact of using blended ...
• A process-reliable tailoring of subsurface properties during cryogenic turning using dynamic process control 

  Denkena, Berend; Breidenstein, Bernd; Maier, Hans Jürgen; Prasanthan, Vannila; Fricke, Lara Vivian; Zender, Felix; Nguyen, Hai Nam; Zwoch, Stefan; Wichmann, Marcel; Barton, Sebastian (Berlin ; Heidelberg : Springer, 2023)

  Considering the current demands for resource conservation and energy efficiency, innovative machining concepts and increased process reliability have a significant role to play. A combination of martensitic hardening of ...
• Development of EN AW-6082 Metal Foams and Stochastic Foam Modeling for the Individualization of Extruded Profiles 

  Schäfke, Florian Patrick; Timmann, Frederic; Klose, Christian; Hürkamp, André; Dröder, Klaus; Maier, Hans Jürgen (New York, NY : Springer, 2023)

  Lightweight design and hybrid components enable innovative and new component concepts, especially when combining structurally reliable metal components with individualized polymer components. In this research, a process ...
• Influence of Epoxy Spray Binder on Infusion and Cure in Liquid Composite Molding Processes 

  Möllers, Hendrik; Schmidt, Carsten; Meiners, Dieter (Dordrecht [u.a.] : Springer Science + Business Media B.V, 2023)

  Binders are known to influence the different steps in liquid composite molding process chains. Most reseach focuses on powder binder and veils. Spray binders are rarely studied. Therefore, the effect of an epoxy spray ...
• Time-Domain Topology Optimization of Arbitrary Dispersive Materials for Broadband 3D Nanophotonics Inverse Design 

  Gedeon, Johannes; Hassan, Emadeldeen; Calà Lesina, Antonio (Washington, DC : ACS, 2023)

  In the last decades, nanostructures have unlocked myriads of functionalities in nanophotonics by engineering light-matter interaction beyond what is possible with conventional bulk optics. The space of parameters available ...
• Hydrogen-Tolerant La0.6Ca0.4Co0.2Fe0.8O3–d Oxygen Transport Membranes from Ultrasonic Spray Synthesis for Plasma-Assisted CO2 Conversion 

  Rashid, Aasir; Lim, Hyunjung; Plaz, Daniel; Escobar Cano, Giamper; Bresser, Marc; Wiegers, Katharina-Sophia; Confalonieri, Giorgia; Baek, Sungho; Chen, Guoxing; Feldhoff, Armin; Schulz, Andreas; Weidenkaff, Anke; Widenmeyer, Marc (Basel : MDPI, 2023)

  La0.6Ca0.4Co1–xFexO3–d in its various compositions has proven to be an excellent CO2-resistant oxygen transport membrane that can be used in plasma-assisted CO2 conversion. With the goal of incorporating green hydrogen ...
• Measuring highly accurate foot position and angle trajectories with foot-mounted IMUs in clinical practice 

  Jocham, Andreas J.; Laidig, Daniel; Guggenberger, Bernhard; Seel, Thomas (Amsterdam [u.a.] : Elsevier Science, 2023)

  Background: Gait analysis using foot-mounted IMUs is a promising method to acquire gait parameters outside of laboratory settings and in everyday clinical practice. However, the need for precise sensor attachment or ...
• Correction to: Approach for the monetary evaluation of process innovations in early innovation phases focusing on manufacturing and material costs 

  Demke, Tabea Marie; Emminghaus, Nicole; Overmeyer, Ludger; Kaierle, Stefan; Klose, Christian; Thürer, Susanne Elisabeth; Denkena, Berend; Bergmann, Benjamin; Schaper, Florian; Nyhuis, Peter; Kuprat, Vivian Katharina (Berlin ; Heidelberg : Springer, 2023)

  In the list of authors in this paper, Prof. Dr.-Ing. Kaierle is incorrectly assigned to the Institute of Production Systems and Logistics, Leibniz University Hannover, An der Universität 2, 30823, Garbsen, Germany (1). In ...
• 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 ...
• Transfer of ausforming parameters to scaled forging tools 

  Behrens, Bernd-Arno; Brunotte, Kai; Petersen, Tom; Relge, Roman; Till, Michael ([Ostrava-Zabreh] : Tanger Ltd., 2021)

  Forging tools are exposed to cyclically changing thermo-mechanical stress conditions leading to its failure. Damage phenomena on the tool engraving cannot be entirely avoided by hardening the surface, as this leads to a ...
• Investigation of pressing and ejection performance of friction-reducing powder-compaction tool coatings 

  Behrens, Bernd-Arno; Brunotte, Kai; Petersen, Tom; Bohr, Dieter ([Ostrava-Zabreh] : Tanger Ltd., 2021)

  Pressing in dies followed by sintering is the most commonly used process for shaping metal powders into components. The mechanical properties (e.g. tensile and fatigue strength) of the final sintered component depend on ...
• Investigation on temperature control in the SPS process with titanium aluminides 

  Behrens, Bernd-Arno; Heymann, Adrian ([Ostrava-Zabreh] : Tanger Ltd., 2021)

  Spark Plasma Sintering (SPS) or Field-Assisted Sintering Technique (FAST) is a powder metallurgical (PM) heat-assisted process, where loose metal powder is pressed to a compact. Powders, which are difficult to consolidate, ...
• Composite UHBR fan for forced response and flutter investigations 

  Eggers, Torben; Friedrichs, Jens; Goessling, Jan; Seume, Joerg R.; Natale, Nunzio; Flüh, Jan Peter; Paletta, Nicola (New York, N.Y. : The American Society of Mechanical Engineers, 2021)

  In the CA3ViAR (Composite fan Aerodynamic, Aeroelastic, and Aeroacoustic Validation Rig) project, a composite lowtransonic fan is designed and tested. The aim is a scaled ultrahigh bypass ratio (UHBR) fan with state-of-the-art ...

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