Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2018Fiber orientation interpolation for the multiscale analysis of short fiber reinforced composite parts
Köbler, J.; Schneider, M.; Ospald, F.; Andrä, H.; Müller, R.
Journal Article
2017A fiber orientation-adapted integration scheme for computing the hyperelastic Tucker average for short fiber reinforced composites
Goldberg, N.; Ospald, F.; Schneider, M.
Journal Article
2016Computational homogenization of elasticity on a staggered grid
Schneider, M.; Ospald, F.; Kabel, M.
Journal Article
2016A model order reduction method for computational homogenization at finite strains on regular grids using hyperelastic laminates to approximate interfaces
Kabel, M.; Ospald, F.; Schneider, Matti
Journal Article
2016Nonlinear composite voxels and FFT-based homogenization
Kabel, M.; Fink, A.; Ospald, F.; Schneider, M.
Conference Paper
20153D non-destructive imaging of punctures in polyethylene composite armor by THz time domain spectroscopy
Palka, N.; Panowicz, R.; Ospald, F.; Beigang, R.
Journal Article
2015Precise determination of thicknesses of multilayer polyethylene composite materials by terahertz time-domain spectroscopy
Palka, N.; Krimi, S.; Ospald, F.; Miedzinska, D.; Gieleta, R.; Malek, M.; Beigang, R.
Journal Article
2015Transfer matrix method for precise determination of thicknesses in a 150-ply polyethylene composite material
Palka, N.; Krimi, S.; Ospald, F.; Beigang, R.; Miedzinska, D.
Conference Paper
2014Aeronautics composite material inspection with a terahertz time-domain spectroscopy system
Ospald, F.; Zouaghi, W.; Beigang, R.; Matheis, C.; Jonuscheit, J.; Recur, B.; Guillet, J.-P.; Mounaix, P.; Vleugels, W.; Bosom, P.; Gonzalez, L.; Lopez, I.; Martinez, R.; Sternberg, Y.; Vandewal, M.
Journal Article
2014Application of THz radiation to polyethylene composite materials
Palka, N.; Ospald, F.; Beigang, R.; Miedzinska, D.
Conference Paper
2014Comparison of terahertz technologies for detection and identification of explosives
Beigang, Renè; Biedron, Sandra; Dyjak, Slawomir; Ellrich, Frank; Haakestad, Magnus; Hübsch, Daniel; Kartaloglu, Tolga; Ozbay, Ekmel; Ospald, Frank; Palka, Norbert; Puc, Uros; Czerwińska, Elżbieta; Sahin, Asaf B.; Sesek, Aleksander; Trontelj, Janez; Švigelj, Andrej; Altan, Hakan; Rheenen, Arthur D. van; Walczakowski, Michal
Conference Paper
2014Evaluation of the THz technology for the non destructive inspection of aeronautics composite materials
Sternberg, Y.; Jonusheit, J.; Wohnsiedler, S.; Ospald, F.; Mounaix, P.; Vandewal, M.; Venegas, P.; Martinez, R.; Vleugels, W.
Conference Paper
2014Terahertz FMCW inspection of GFRP composites: Comparison with conventional NDT techniques and enhanced defect detection capability through semi-automatic 3-D image processing
Matheis, C.; Wohnsiedler, S.; Ospald, F.; Cristofani, E.; Brook, A.; Jonuscheit, J.; Beigang, R.; Vandewal, M.
Conference Paper
2014Validation of a Novel NDT Technique with Infrared Thermography
Vega, L.; Venegas, P.; Saez Deocariz, I.; Vandewal, M.; Brook, A.; Cristofani, E.; Mounaix, P.; Guillet, J.-P.; Wohnsiedler, S.; Matheis, C.; Ospald, F.
Journal Article
2013Generation and detection of terahertz radiation up to 4.5 THz by low-temperature grown GaAs photoconductive antennas excited at 1560 nm
Rämer, Jan-Martin; Ospald, Frank; Freymann, Georg von; Beigang, René
Journal Article
2013Generation and detection of THz radiation up to 4.5 THz using LTG-GaAs PCAs illuminated at 1560 nm
Rämer, Jan-Martin; Ospald, Frank; Freymann, Georg von; Beigang, René
Conference Paper
2013Structural health monitoring using a scanning THz system
Vandewal, M.; Cristofani, E.; Brook, A.; Vleugels, W.; Ospald, F.; Beigang, R.; Wohnsiedler, S.; Matheis, C.; Jonuscheit, J.; Guillet, J.-P.; Recur, B.; Manek-Hönninger, I.; Mounaix, P.; Venegas, P.; Lopez, I.; Martinez, R.; Sternberg, Y.
Conference Paper
2012Comparison of high-speed terahertz optical sampling techniques at different wavelengths
Zouaghi, W.; Ospald, F.; Molter, Daniel; Beigang, René
Conference Paper
2012Comparison of THz emitters and detectors pumped at 1560 nm: DAST, ErAs:InGaAs and LTG GaAs
Ospald, F.; Zouaghi, W.; Rämer, J.-M.; Beigang, René
Conference Paper
2012Emitters and detectors for a THz time domain material inspection system pumped at 1560 nm
Ospald, F.; Zouaghi, W.; Rämer, J.-M.; Beigang, R.
Conference Paper