• Graphit als Schmelztiegel für Halbleiter-Silicium 

  Mühlbauer, A.; Kocher, H.H. (Berlin, Boston : De Gruyter, 1966)

  [no abstract]
• Widerstandsfeinstreifungen in tiegelgezogenen Si-Kristallen 

  Mühlbauer, A.; Kappelmeyer, R.; Keiner, F. (Berlin, Boston : De Gruyter, 1965)

  [no abstract]
• Resonant pulsed electromagnetic stirring of melt for effective grain fragmentation 

  Köppen, D.; Baake, E.; Gerstein, G.; Mrówka-Nowotnik, G.; Jarczyk, G. (Bristol : Institute of Physics Publishing, 2018)

  The paper describes the results of an experimental research, demonstrating and explaining the effect of grain fragmentation, caused by pulsed resonant electromagnetic stirring. In the experiments, 6082 aluminium alloy melt ...
• Potentials of single stage induction heating for press hardening of steel blanks 

  Nacke, B.; Dietrich, A. (Bristol : Institute of Physics Publishing, 2018)

  Due to growing challenges regarding crash-performance, CO2 emission as well as increasing demand for lightweight construction, hot metal forming of car body parts has risen to one of the most important technologies for ...
• Simulation of electrically induced vortical flows 

  Dzelme, V.; Jakovics, A.; Chudnovsky, A.; Baake, E. (Bristol : Institute of Physics Publishing, 2018)

  In this work, we study electrically induced flows numerically using open-source software and experimentally. Two systems are considered - single and multiphase (free surface) flows driven by axisymmetric DC and AC current ...
• Numerical and experimental study of liquid metal stirring by rotating permanent magnets 

  Dzelme, V.; Jakovics, A.; Vencels, J.; Köppen, D.; Baake, E. (Bristol : Institute of Physics Publishing, 2018)

  In this work, we study liquid gallium stirring by rotating permanent magnets. We demonstrate possibility of easily creating different flow patterns by rotating permanent magnets, which can be industrially important for ...
• Non-linear contour-based multidirectional intra coding 

  Laude, T.; Tumbrägel, J.; Munderloh, M.; Ostermann, J. (Cambridge : Cambridge University Press, 2018)

  Intra coding is an essential part of all video coding algorithms and applications. Additionally, intra coding algorithms are predestined for an efficient still image coding. To overcome limitations in existing intra coding ...
• Design of an one-sided transverse flux induction coil by using a numerical optimization algorithm 

  Schulze, M.; Nikanorov, A.; Nacke, B. (Bristol : Institute of Physics Publishing, 2018)

  The transverse flux heating (TFH) concept offers very high electrical efficiency in combination with unique technological flexibility. Numerous advantages make this method beyond competition to be applied in e.g. continuous ...
• Hierarchical optimization approaches in designing surface hardening induction systems 

  Baldan, M.; Nikanorov, A.; Nacke, B. (Bristol : Institute of Physics Publishing, 2018)

  Induction surface hardening is a quite traditional and well-known process in which a metal part is induction-heated and then quenched. The quenched metal undergoes a martensitic transformation, increasing the hardness and ...
• Model-based control of flying robots for robust interaction under wind influence 

  Tomić, Teodor (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2018)

  The main goal of this thesis is to bridge the gap between trajectory tracking and interaction control for flying robots in order to allow physical interaction under wind influence by making aerial robots aware of the ...
• Channel adaptive waveforms with homo- or heterogeneous configurations per cell : an FBMC-OQAM based evaluation 

  Fuhrwerk, Martin (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2018)

  In the upcoming fifth generation cellular networks, a large variety of application scenarios is planned to be covered. These range from machine-to-machine (M2M) communication with low latency, low data-rate, high reliability ...
• Separation of Isotopologues in Ultra-High-Resolution Ion Mobility Spectrometry 

  Kirk, Ansgar T.; Raddatz, Christian-Robert; Zimmermann, Stefan (Washington D.C. : American Chemical Society, 2017)

  Ion mobility spectrometry provides ion separation in the gas phase mainly based on differing ion-neutral collision cross sections, enabling powerful analysis of many isomers. However, the separation also has a miniscule ...
• Electron Capture Detector with Non-Radioactive Electron Source 

  Bunert, Erik; Kirk, Ansgar T.; Oermann, Jens; Zimmermann, Stefan (Basel : MDPI, 2017)

  Gas chromatographs equipped with electron capture detectors (ECD) are widely used for the analysis of electron affine substances. Achieving limits of detection in the low pptv-range, electron capture detectors are the most ...
• Quantitative Detection of Benzene in Toluene- and Xylene-Rich Atmospheres Using High-Kinetic-Energy Ion Mobility Spectrometry (IMS) 

  Langejuergen, Jens; Allers, Maria; Oermann, Jens; Kirk, Ansgar T.; Zimmermann, Stefan (Washington D.C. : American Chemical Society, 2014)

  One major drawback of ion mobility spectrometry (IMS) is the dependence of the response to a certain analyte on the concentration of water or the presence of other compounds in the sample gas. Especially for low proton ...
• Photodetection in intersatellite laser interferometers 

  Fernández Barranco, Germán (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2018)

  This thesis describes the design and characterization of photoreceivers for present and future intersatellite laser interferometers. The photoreceiver performs the optoelectronic conversion of the interfered signals and, ...
• A mobility and traffic generation framework for modeling and simulating ad hoc communication networks 

  Barrett, Chris; Drozda, Martin; Marathe, Madhav V.; Ravi, S.S.; Smith, James P. (New York, NY : Hindawi Publishing Corporation, 2004)

  We present a generic mobility and traffic generation framework that can be incorporated into a tool for modeling and simulating large scale ad hoc networks. Three components of this framework, namely a mobility data generator ...
• FPGA based laser frequency stabilization using FM spectroscopy 

  Spindeldreier, Christian; Bartosch, Wolfgang; Wendrich, Thijs; Rasel, Ernst Maria; Ertmer, Wolfgang; Blume, Holger (Bellingham, WA : SPIE - International Society for Optical Engineering, 2018)

  Frequency stabilized light sources with narrow linewidth are mandatory for atom interferometry based experiments. For compact experiment designs used on space platforms, tunable DFB diode lasers are often used. These lasers ...
• Generating Correct, Compact, and Efficient PLC Code from Scenario-based Assume-Guarantee Specifications 

  Gritzner, Daniel; Greenyer, Joel (Amsterdam : Elsevier B.V., 2018)

  Cyber-physical systems can be found in many areas, e.g., manufacturing, health care or smart cities. They consist of many distributed components cooperating to provide increasingly complex functionality. The design and ...
• Low power sensor node with photovoltaic power supply for radio-based process monitoring 

  von der Ahe, Christoph; Lüers, Bernard; Overmeyer, Ludger; Geck, Bernd; Fürtjes, Tobias (Amsterdam : Elsevier B.V., 2018)

  This paper presents the idea of improving existing process monitoring systems for drilling, milling or threading by employing a novel communication technology as well as energy harvesting methods. An overview of the system ...
• Analysing entity context in multilingual wikipedia to support entity-centric retrieval applications 

  Zhou, Yiwei; Demidova, Elena; Cristea, Alexandra I. (Heidelberg : Springer Verlag, 2015)

  Representation of influential entities, such as famous people and multinational corporations, on the Web can vary across languages, reflecting language-specific entity aspects as well as divergent views on these entities ...

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