Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2018Experimental investigations on the TMI thresholds of low-NA Yb-doped single-mode fibers
Beier, F.; Möller, F.; Sattler, B.; Nold, J.; Liem, A.; Hupel, C.; Kuhn, S.; Hein, S.; Haarlammert, N.; Schreiber, T.; Eberhardt, R.; Tünnermann, A.
Journal Article
2018Fabrication of longitudinally arbitrary shaped fiber tapers
Nold, J.; Plötner, M.; Böhme, S.; Sattler, B.; Vries, O. de; Schreiber, T.; Eberhardt, R.; Tünnermann, A.
Conference Paper
2017Detailed investigations on thermal mode instabilities in LMA Yb-doped fibers
Beier, F.; Sattler, B.; Liem, A.; Haarlammert, N.; Schreiber, T.; Eberhardt, R.; Tünnermann, A.
Conference Paper
2017Measuring thermal load in fiber amplifiers in the presence of transversal mode instabilities
Beier, F.; Plötner, M.; Sattler, B.; Stutzki, F.; Walbaum, T.; Liem, A.; Haarlammert, N.; Schreiber, T.; Eberhardt, R.; Tünnermann, A.
Journal Article
2017Single mode 4.3 kW output power from a diode-pumped Yb-doped fiber amplifier
Beier, F.; Hupel, C.; Kuhn, S.; Hein, S.; Nold, J.; Proske, F.; Sattler, B.; Liem, A.; Jauregui, C.; Limpert, J.; Haarlammert, N.; Schreiber, T.; Eberhardt, R.; Tünnermann, A.
Journal Article
2017Single mode low-NA step index Yb-doped fiber design for output powers beyond 4kW
Beier, F.; Proske, F.; Hupel, C.; Kuhn, S.; Hein, S.; Sattler, B.; Nold, J.; Haarlammert, N.; Schreiber, T.; Eberhardt, R.; Tünnermann, A.
Conference Paper
2017TMI investigations of very low NA Yb-doped fibers and scaling to extreme stable 4.4 kW single-mode output
Beier, F.; Möller, F.; Nold, J.; Sattler, B.; Kuhn, S.; Hupel, C.; Hein, S.; Haarlammert, N.; Schreiber, T.; Eberhardt, R.; Tünnermann, A.
Conference Paper
2016Fully automated calculation of image-derived input function in simultaneous PET/MRI in a sheep model
Jochimsen, Thies H.; Zeisig, Vilia; Schulz, Jessica; Werner, Peter; Patt, Marianne; Patt, Jörg; Dreyer, Antje Y.; Boltze, Johannes; Barthel, Henryk; Sabri, Osama; Sattler, Bernhard
Journal Article
2016Narrow linewidth, single mode 3 kW average power from a directly diode pumped ytterbium-doped low NA fiber amplifier
Beier, F.; Hupel, C.; Nold, J.; Kuhn, S.; Hein, S.; Ihring, J.; Sattler, B.; Haarlammert, N.; Schreiber, T.; Eberhardt, R.; Tünnermann, A.
Journal Article
2016Temperature measurements in an ytterbium fiber amplifier up to the mode instability threshold
Beier, F.; Heinzig, M.; Sattler, B.; Walbaum, T.; Haarlammert, N.; Schreiber, T.; Eberhardt, R.; Tünnermann, A.
Conference Paper
2015Investigations of mode instabilities in low-NA reduced mode overlap photonic crystal fibers
Haarlammert, N.; Sattler, B.; Liem, A.; Strecker, M.; Nold, J.; Schreiber, T.; Eberhardt, R.; Tünnermann, A.; Ludewigt, K.; Jung, M.
Conference Paper
2015MCVD based fabrication of low-NA fibers for high power fiber laser application
Hupel, C.; Kuhn, S.; Hein, S.; Haarlammert, N.; Nold, J.; Beier, F.; Sattler, B.; Schreiber, T.; Eberhardt, R.; Tünnermann, A.
Conference Paper
2015Optimizing mode instability in low-NA fibers by passive strategies
Haarlammert, Nicoletta; Sattler, Bettina; Liem, Andreas; Strecker, Maximilian; Nold, Johannes; Schreiber, Thomas; Eberhardt, Ramona; Tünnermann, Andreas; Ludewigt, Klaus; Jung, Markus
Journal Article
2015Simultaneous PET/MRI in stroke: A case series
Werner, Peter; Saur, Dorothee; Zeisig, Vilia; Ettrich, Barbara; Patt, Marianne; Sattler, Bernhard; Jochimsen, Thies; Lobsien, Donald; Meyer, Philipp M.; Then Bergh, Florian; Dreyer, Antje; Boltze, Johannes; Classen, Joseph; Fritzsch, Dominik; Hoffmann, Karl-Titus; Sabri, Osama; Barthel, Henryk
Journal Article
2014146W continuous wave ytterbium doped fiber amplifier at 1009 nm
Beier, Franz; Otto, Hans-Jürgen; Sattler, Bettina; Plötner, Marco; Haarlammert, Nicoletta; Vries, Oliver de; Jauregui, Cesar; Schreiber, Thomas; Limpert, Jens; Eberhardt, Ramona; Tünnermann, Andreas
Conference Paper
2008Single-wafer tracking in PV production lines
Rein, S.; Krieg, A.; Weil, A.; Emanuel, G.; Glatthaar, M.; Grohe, A.; Preu, R.; Sattler, B.; Lorch, P.; Vayhinger, K.
Conference Paper