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  • Sieland, F.; Schneider, J.; Lippmann, T.; Bahnemann, D.W. (Bellingham, WA : S P I E - International Society for Optical Engineering, 2016)
    In the focus of this study, mixtures of commercially available TiO2 powders were created and their photocatalytic activity concerning the acetaldehyde degradation in the gas phase was tested. Further, the lifetime of the ...
  • Jürgens, P.; Jupé, M.; Gyamfi, M.; Ristau, D. (Bellingham, WA : S P I E - International Society for Optical Engineering, 2016)
    The modeling of the laser-induced damage processes can be divided into thermal and electronic processes. Especially, electronic damage seems to be well understood. In corresponding models, the damage threshold is linked ...
  • Lachmayer, R.; Kloppenburg, G.; Stephan, S. (Bellingham, WA : S P I E - International Society for Optical Engineering, 2015)
    Bright white light sources are of significant importance for automotive front lighting systems. Today's upper class systems mainly use HID or LED light sources. As a further step laser diode based systems offer a high ...
  • Turowski, M.; Jupé, M.; Ehlers, H.; Melzig, T.; Pflug, A. (Bellingham, WA : S P I E - International Society for Optical Engineering, 2015)
    Simulation and modeling find more and more their way into thin film technology. Beside theoretical models for layer design, pre-production design analysis, and real time process control, atomistic simulation techniques ...
  • Reitberger, T.; Hoffmann, G.-A.; Wolfer, T.; Overmeyer, L.; Franke, J. (Bellingham, WA : S P I E - International Society for Optical Engineering, 2016)
    The optical data transfer is considered as the future of signal transfer due to its various advantages compared to conventional copper-based technologies. The Aerosol Jet Printing (AJP) technology offers the opportunity ...
  • Willemsen, T.; Schlichting, S.; Kellermann, T.; Jupé, M.; Ehlers, H.; Morgner, U.; Ristau, D. (Bellingham, WA : S P I E - International Society for Optical Engineering, 2015)
    The present contribution is concentrated on an improved method to manufacture dielectric dispersion compensating mirrors in the ultra violet (UV) range by applying a novel online phase monitoring device. This newly developed ...
  • Lachmayer, R.; Kloppenburg, G.; Wolf, A. (Bellingham, WA : S P I E - International Society for Optical Engineering, 2015)
    Bright white light sources are of significant importance for automotive front lighting systems. Todays upper class vehicles mainly use HID or LED as light source. As a further step in this development laser diode based ...
  • Sefercik, U.G.; Buyuksalih, G.; Jacobsen, K.; Alkan, M. (Bellingham, WA : S P I E - International Society for Optical Engineering, 2017)
    Airborne laser scanning (ALS) is one of the most effective remote sensing technologies providing precise three-dimensional (3-D) dense point clouds. A large-size ALS digital surface model (DSM) covering the whole Istanbul ...
  • Jupé, M.; Willemsen, T.; Malobabic, S.; Schuba, K. (Bellingham, WA : S P I E - International Society for Optical Engineering, 2015)
    During the last years, optical low loss components gained more and more industrial interest and led to novel approaches for the production in optical coating technology. The application of filtered deposition technologies ...
  • Taffa, D.H.; Dillert, R.; Ulpe, A.C.; Bauerfeind, K.C.L.; Bredow, T.; Bahnemann, D.W.; Wark, M. (Bellingham, WA : S P I E - International Society for Optical Engineering, 2017)
    Solar-assisted water splitting using photoelectrochemical cells (PECs) is one of the promising pathways for the production of hydrogen for renewable energy storage. The nature of the semiconductor material is the primary ...
  • Wang, Y.; Akin, M.; Jogschies, L.; Overmeyer, L.; Rissing, L. (Bellingham, WA : S P I E - International Society for Optical Engineering, 2015)
    In the field of modern information technology, optoelectronics are being widely used, and play an increasingly important role. Meanwhile, the demand for more flexible circuit carriers is rapidly growing, since flexibility ...
  • Wang, Y.; Wolfer, T.; Lange, A.; Overmeyer, L. (Bellingham, WA : S P I E - International Society for Optical Engineering, 2016)
    Large scale, planar optronic systems allowing spatially distributed functionalities can be well used in diverse sensor networks, such as for monitoring the environment by measuring various physical quantities in medicine ...
  • Schlobohm, J.; Pösch, A.; Kästner, M.; Reithmeier, E. (Bellingham, WA : S P I E - International Society for Optical Engineering, 2015)
    Examining the geometry of complex industrial free form objects, like a blade integrated disk (blisk) of a jet engine compressor, is currently subject to research. High measurement precision and speed are required and the ...
  • Turowski, M.; Jupé, M.; Melzig, T.; Pflug, A. (Bellingham, WA : S P I E - International Society for Optical Engineering, 2015)
    A multiple scale model approach is presented in order to investigate Al2O3 thin film growth in the framework of an existing Ion Beam Sputtering (IBS) coating process. Therefore, several simulation techniques are combined ...
  • Hoffmann, G.-A.; Wolfer, T.; Zeitler, J.; Franke, J.; Suttmann, O.; Overmeyer, L. (Bellingham, WA : S P I E - International Society for Optical Engineering, 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 ...
  • Kelb, C.; Rother, R.; Schuler, A.-K.; Hinkelmann, M.; Rahlves, M.; Prucker, O.; Müller, C.; Rühe, J.; Reithmeier, E.; Roth, B. (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 ...
  • Rezem, M.; Kelb, C.; Günther, A.; Rahlves, M.; Reithmeier, E.; Roth, B. (Bellingham, WA : S P I E - International Society for Optical Engineering, 2016)
    Micro-optical sensors based on optical waveguides are widely used to measure temperature, force and strain but also to detect biological and chemical substances such as explosives or toxins. While optical micro-sensors ...
  • Rittinger, J.; Taptimthong, P.; Jogschies, L.; Wurz, M.C.; Rissing, L. (Bellingham, WA : S P I E - International Society for Optical Engineering, 2015)
    We investigated the impact of polymer substrates on the magnetic properties of soft magnetic thin films. Experiments were carried out to evaluate the performance of AMR (anisotropic magnetoresistive) sensors deposited on ...
  • Willemsen, T.; Schlichting, S.; Gyamfi, M.; Jupé, M.; Ehlers, H.; Morgner, U.; Ristau, D. (Bellingham, WA : S P I E - International Society for Optical Engineering, 2016)
    The present contribution is addressed to an improved method to fabricate dielectric dispersive compensating mirrors (CMs) with an increased laser induced damage threshold (LIDT) by the use of ternary composite layers. ...
  • Rahlves, M.; Rezem, M.; Kelb, C.; Boroz, K.; Gödeke, D.; Schlangen, S.; Reithmeier, E.; Roth, B. (Bellingham, WA : S P I E - International Society for Optical Engineering, 2015)
    Polymer based diffractive optical elements have gained increasing interest due to their potential to be used in various applications such as illumination technology, micro optics and holography. We present a novel production ...

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