• roboterfabrik : A Pilot to Link and Unify German Robotics Education to Match Industrial and Societal Demands 

  Haddadin, Sami; Johannsmeier, Lars; Schmid, Johannes; Ende, Tobias; Parusel, Sven; Haddadin, Simon; Schappler, Moritz; Lilge, Torsten; Becker, Marvin (Cham : Springer, 2018-09-02)

  In this paper we introduce a novel robotics education concept entitled roboterfabrik. This approach is already implemented as a pilot project in the German educational system. Overall, we promote establishing the first ...
• Wavefront predictions for the automated assembly of optical systems 

  Schindlbeck, C.; Pape, C.; Reithmeier, E. (Bellingham : SPIE, 2018)

  Industrial assembly of optical systems is still a tedious and cost-intensive task that is mostly dominated by manual labor. Positional fine-adjustment of optical components is pivotal to ensure a desired performance of the ...
• Robust direct vision-based pose tracking using normalized mutual information 

  Luo, H.; Pape, C.; Reithmeier, E. (Bellingham : SPIE, 2018)

  This paper presents a novel visual tracking approach that combines the NMI metric and the traditional SSD metric within a gradient-based optimization frame, which can be used for direct visual odometry and SLAM. We firstly ...
• Rotation axis estimation for the derotator calibration with machine vision measurement of the auxiliary laser 

  Yin, Y.; Altmann, B.; Pape, C.; Reithmeier, E. (Bellingham : SPIE, 2018)

  A key problem when using the derotator is to ensure the coaxial alignment between the optical axis of the derotator and the rotation axis of the measured object. Moreover, accurate measurement of the rotation axis is the ...
• Structured light sensor with telecentric stereo camera pair for measurements through vacuum windows 

  Beermann, R.; Quentin, L.; Kästner, M.; Reithmeier, E. (Bellingham : SPIE, 2019)

  Within the Collaborative Research Centre 1153 Tailored Forming a process chain is being developed to manufacture hybrid high performance components made from different materials. The optical geometry characterization of ...
• Predictive tolerance bands for the correction-less assembly of optical systems 

  Schindlbeck, C.; Pape, C.; Reithmeier, E. (Bellingham : SPIE, 2019)

  When assembling optical systems, uncertainties of the positioning system and overall mounting tolerances lead to the deterioration of performance due to resulting misaligned optical components. In this paper, we present a ...
• Investigation of harmful slip in a rolling bearing using a thermographic camera with a derotator 

  Altmann, B.; Reithmeier, E. (Bellingham : SPIE, 2020)

  Due to their high availability and versatility, rolling bearings are a standard solution for mounting and support of rotating components. The service life of an entire rotating machine is often limited by the service life ...
• Metal semiconductor metal photodiodes based on all-epitaxial Ge-on-insulator-on-Si(111), grown by molecular beam epitaxy 

  Pokharia, R.S.; Khiangte, K.R.; Rathore, J.S.; Schmidt, J.; Osten, H.J.; Laha, A.; Mahapatra, S. (Bellingham : SPIE, 2019)

  We report on the fabrication and characterisation of an all-epitaxial Germanium-on-Insulator (GOI) Metal-Semiconductor-Metal (MSM) photodetector. The MSM photodetector is fabricated on a (111)-oriented epitaxial Ge layer, ...
• 3D reconstruction of particle agglomerates using multiple scanning electron microscope stereo-pair images 

  Töberg, S.; Reithmeier, E. (Bellingham : SPIE, 2018)

  Scanning electron microscopes (SEM) allow a detailed surface analysis of a wide variety of specimen. However, SEM image data does not provide depth information about a captured scene. This limitation can be overcome by ...
• 2D refractive index field measurements in air in different pressure scenarios 

  Beermann, R.; Quentin, L.; Reithmeier, E.; Kästner, M. (Bellingham : SPIE, 2018)

  The optical geometry characterization of wrought hot components can help to quantify material distortion effects during air-cooling. The component's shrinkage behavior is affected by inhomogeneous heat dissipation due to ...
• Understanding electrical under- and overshoots in proton exchange membrane water electrolysis cells 

  Immerz, C.; Bensmann, B.; Trinke, P.; Suermann, M.; Hanke-Rauschenbach, R. (Bristol : IOP Publishing Ltd., 2019)

  Ability of dynamic operation seems to be an important feature of proton exchange membrane water electrolyzers (PEMWE) to become a relevant part of the future energy system. However, only few fundamental analyzes of the ...
• Software-Produktlinien agilisieren: Ein Transformationsmodell für groΒe Unternehmen = Making software product lines agile: A transformation model for large enterprises 

  Klünder, Jil; Hohl, Philipp; Schneider, Kurt (Bonn : Gesellschaft für Informatik e.V. (GI), 2019)

  In der heutigen Zeit erfordert der Markt immer kürzer werdende Auslieferungszeiten von qualitativ hochwertiger Software. Dies geht mit kürzeren Entwicklungszyklen einher. Viele Ansätze zur Verbesserung des Softwareentwic ...
• Optimization of anodic porous transport electrodes for proton exchange membrane water electrolyzers 

  Bühler, Melanie; Hegge, Friedemann; Holzapfel, Peter; Bierling, Markus; Suermann, Míchel.; Vierrath, Severin; Thiele, Simon (Cambridge : Royal Society of Chemistry, 2019)

  In this study we investigate the potential of porous transport electrode (PTE) based membrane electrode assemblies (MEAs) for proton exchange membrane water electrolysis. The focus is on the overpotential determining anodic ...
• Recent scientific research on electrothermal metallurgical processes 

  Baake, Egbert; Shpenst, Vadim A. (Saint-Petersburg : Saint-Petersburg Mining University, 2019)

  A wide range of industrial metallurgical heating and melting processes are carried out using electrothermal technologies. The application of electrothermal processes offers many advantages from technological, ecological ...
• Positive affect through interactions in meetings: The role of proactive and supportive statements 

  Schneider, Kurt; Klünder, Jil; Kortum, Fabian; Handke, Lisa; Straube, Julia; Kauffeld, Simone (Bonn : Gesellschaft für Informatik e.V. (GI), 2019)

  Meetings often dominate software projects. Despite frequent dissatisfaction within meetings, many software engineers are not aware of the crucial importance about their behavior. This can set the tone for the entire project ...
• Linking use cases and associated requirements: On the impact of linking variants on reading behavior 

  Karras, Oliver; Risen, Alexandra; Schneider, Kurt (Bonn : Gesellschaft für Informatik e.V. (GI), 2019)

  A wide variety of use case templates supports different linking variants. The main purpose of all linking options is to highlight the interrelationships between a use case and its associated requirements. Regardless of the ...
• Degradation of proton exchange membrane (PEM) water electrolysis cells: Looking beyond the cell voltage increase 

  Suermann, Michel; Bensmann, Boris; Hanke-Rauschenbach, Richard (Bristol : IOP Publishing Ltd., 2019)

  The degradation of proton exchange membrane water electrolysis cells is usually measured in a temporal increase of the cell voltage. Although this is sufficient to evaluate the stability of a system, it is less suitable ...
• Elucidating the effect of mass transport resistances on hydrogen crossover and cell performance in PEM water electrolyzers by varying the cathode ionomer content 

  Trinke, P.; Keeley, G.P.; Carmo, M.; Bensmann, B.; Hanke-Rauschenbach, R. (Bristol : IOP Publishing Ltd., 2019)

  An important challenge for polymer electrolyte membrane (PEM) water electrolysis is to reduce the permeation of the produced gases. This crossover affects the cell efficiency and causes safety issues. The crossover increases ...
• 2nd Workshop on Innovative Software Engineering Education 

  Krusche, Stephan; Kuhrmann, Marco; Schneider, Kurt (Bonn : Gesellschaft für Informatik e.V. (GI), 2019)

  This workshop aims at presenting and discussing innovative teaching approaches in software engineering education, which are highly relevant for teaching at universities, colleges, and in online courses. The workshop focuses ...
• Maghemite Nanofluid Based on Natural Ester: Cooling and Insulation Properties Assessment 

  Olmo, C.; Mendez, C.; Ortiz, F.; Delgado, F.; Valiente, R.; Werle, P. (Piscataway, NJ : Institute of Electrical and Electronics Engineers Inc., 2019)

  The objective of this work is to study the effect that the addition of magnetic nanoparticles to a natural ester has on its properties and its cooling capacity. Some samples of ferrofluid (natural ester with maghemite) ...

View more