Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2015Impact of atmospheric molecular absorption on the temporal and spatial evolution of ultra-short optical pulses
Gebhardt, Martin; Gaida, Christian; Stutzki, Fabian; Hädrich, Steffen; Jauregui, Cesar; Limpert, Jens; Tünnermann, Andreas
Journal Article
2015Peak power scaling of thulium-doped ultrafast fiber laser systems
Gebhardt, Martin; Gaida, Christian; Stutzki, Fabian; Jauregui, Cesar; Limpert, Jens; Tünnermann, Andreas
Conference Paper
2015Self-efficiency improvement and cooling in thulium-doped fibers
Jauregui, Cesar; Stutzki, Fabian; Limpert, Jens; Tünnermann, Andreas
Conference Paper
2015Sub-700fs pulses at 152 W average power from a Tm-doped fiber CPA system
Gaida, Christian; Stutzki, Fabian; Gebhardt, Martin; Jansen, Florian; Wienke, Andreas; Zeitner, Uwe D.; Fuchs, Frank; Jauregui, Cesar; Wandt, Dieter; Kracht, Dietmar; Limpert, Jens; Tünnermann, Andreas
Conference Paper
2015Tm-based fiber-laser system with more than 200 MW peak power
Stutzki, Fabian; Gaida, Christian; Gebhardt, Martin; Jansen, Florian; Jauregui, Cesar; Limpert, Jens; Tünnermann, Andreas
Journal Article
20142 kW average power from a pulsed Yb-doped rod-type fiber amplifier
Otto, Hans-Jürgen; Stutzki, Fabian; Modsching, Norbert; Jauregui, Cesar; Limpert, Jens; Tünnermann, Andreas
Journal Article
20144-fold increase of the mode-instability threshold in an Yb-doped multi-core fiber amplifier emitting 536 W
Otto, Hans-Jürgen; Klenke, Arno; Jauregui, Cesar; Stutzki, Fabian; Limpert, Jens; Tünnermann, Andreas
Conference Paper
2014Breaking the symmetry for enhanced higher-order mode delocalization
Stutzki, Fabian; Jansen, Florian; Jauregui-Misas, Cesar; Limpert, Jens; Tünnermann, Andreas
Conference Paper
2014Efficiency improvement in Thulium-doped fibers via excited state pumping
Jauregui, Cesar; Stutzki, Fabian; Jansen, Florian; Limpert, Jens; Tünnermann, Andreas
Conference Paper
2014High gain, ytterbium doped, Ge pedestal, large pitch fiber
Gaida, Christian; Stutzki, Fabian; Jansen, Florian; Otto, Hans-Jürgen; Eidam, Tino; Jauregui, Cesar; Limpert, Jens; Tünnermann, Andreas
Conference Paper
2014Passive mitigation of mode instabilities
Jauregui, Cesar; Otto, Hans-Jürgen; Stutzki, Fabian; Jansen, Florian; Limpert, Jens; Tünnermann, Andreas
Conference Paper
2014Scaling the mode instability threshold with multicore fibers
Otto, Hans-Jürgen; Klenke, Arno; Jauregui, Cesar; Stutzki, Fabian; Limpert, Jens; Tünnermann, Andreas
Journal Article
2014Tm-doped fiber CPA system with 152 W average power and sub-700fs pulse duration
Gaida, Christian; Gebhardt, Martin; Stutzki, Fabian; Jansen, Florian; Wienke, Andreas; Zeitner, Uwe; Fuchs, Frank; Jauregui, Cesar; Wandt, Dieter; Kracht, Dietmar; Limpert, Jens; Tünnermann, Andreas
Conference Paper
2014Triple-clad large-pitch fibers for compact high-power pulsed fiber laser systems
Gaida, Christian; Stutzki, Fabian; Jansen, Florian; Otto, Hans-Jürgen; Eidam, Tino; Jauregui, Cesar; Vries, Oliver de; Limpert, Jens; Tünnermann, Andreas
Journal Article
2014Yb-doped rod-type fiber amplifier with 2 kW average power
Otto, Hans-Jürgen; Jauregui, Cesar; Stutzki, Fabian; Modsching, Norbert; Limpert, Jens; Tünnermann, Andreas
Conference Paper
20132.4 mJ, 33 W Q-switched Tm-doped fiber laser with near diffraction-limited beam quality
Stutzki, Fabian; Jansen, Florian; Jauregui, Cesar; Limpert, Jens; Tünnermann, Andreas
Journal Article
2013Controlling mode instabilities by dynamic mode excitation with an acousto-optic deflector
Otto, Hans-Jürgen; Jauregui, Cesar; Stutzki, Fabian; Jansen, Florian; Limpert, Jens; Tünnermann, Andreas
Journal Article
2013Dependence of mode instabilities on the extracted power of fiber laser systems
Otto, Hans-Jürgen; Jauregui, Cesar; Stutzki, Fabian; Limpert, Jens; Tünnermann, Andreas
Conference Paper
2013High power ytterbium-doped Ge-pedestal large-pitch fiber
Stutzki, Fabian; Otto, Hans-Jürgen; Jansen, Florian; Jauregui, Cesar; Limpert, Jens; Tünnermann, Andreas
Conference Paper
2013High-power thermally guiding index-antiguiding-core fibers
Jansen, Florian; Stutzki, Fabian; Otto, Hans-Jürgen; Jauregui, Cesar; Limpert, Jens; Tünnermann, Andreas
Journal Article
2013Improved delocalization of higher-order modes in large-pitch fibers by breaking the symmetry
Jansen, Florian; Stutzki, Fabian; Jauregui, Cesar; Limpert, Jens; Tünnermann, Andreas
Conference Paper
2013Laser-Induced Efficiency Improvement for Thulium-doped Fiber Laser Systems
Jauregui, Cesar; Stutzki, Fabian; Jansen, Florian; Limpert, Jens; Tünnermann, Andreas
Conference Paper
2013Mitigation of mode instabilities by dynamic excitation of fiber modes
Otto, Hans-Jürgen; Jauregui, Cesar; Stutzki, Fabian; Jansen, Florian; Limpert, Jens; Tünnermann, Andreas
Conference Paper
2013Mode instabilities: Physical origin and mitigation strategies
Jauregui, Cesar; Otto, Hans-Jürgen; Jansen, Florian; Stutzki, Fabian; Eidam, Tino; Limpert, Jens; Tünnermann, Andreas
Conference Paper
2013Passive mitigation strategies for mode instabilities in high-power fiber laser systems
Jauregui, Cesar; Otto, Hans-Jürgen; Stutzki, Fabian; Jansen, Florian; Limpert, Jens; Tünnermann, Andreas
Journal Article
2013Recent Progress in the Understanding and Mitigation of Mode Instabilities
Jauregui, Cesar; Otto, Hans-Jürgen; Stutzki, Fabian; Jansen, Florian; Limpert, Jens; Tünnermann, Andreas
Conference Paper
201226 mJ, 130 W Q-switched fiber-laser system with near-diffraction-limited beam quality
Stutzki, Fabian; Jansen, Florian; Liem, Andreas; Jauregui, Cesar; Limpert, Jens; Tünnermann, Andreas
Journal Article
201226-mJ pulse energy Q-switched large-pitch fiber laser system with excellent beam quality
Jansen, Florian; Stutzki, Fabian; Liem, Andreas; Jauregui, Cesar; Limpert, Jens; Tünnermann, Andreas
Conference Paper
2012Dynamics and origin of mode instabilities in high power fiber laser amplifiers
Otto, Hans-Jürgen; Jauregui, Cesar; Eidam, Tino; Stutzki, Fabian; Jansen, Florian; Limpert, Jens; Tünnermann, Andreas
Conference Paper
2012Experimental study of mode instabilities in high power fiber amplifiers
Otto, Hans-Jürgen; Stutzki, Fabian; Jansen, Florian; Eidam, Tino; Jauregui, Cesar; Limpert, Jens; Tünnermann, Andreas
Conference Paper
2012Fiber based generation of azimuthally polarized light
Jocher, Christoph; Jauregui, Cesar; Voigtländer, Christian; Stutzki, Fabian; Nolte, Stefan; Limpert, Jens; Tünnermann, Andreas
Conference Paper
2012Fiber based modal filter for radially and azimuthally polarized beams
Jocher, Christoph; Jauregui, Cesar; Voigtländer, Christian; Stutzki, Fabian; Nolte, Stefan; Limpert, Jens; Tünnermann, Andreas
Conference Paper
2012High power Q-switched fiber laser system delivering 22mJ pulse energy with excellent beam quality
Jansen, Florian; Stutzki, Fabian; Liem, Andreas; Jauregui, Cesar; Limpert, Jens; Tünnermann, Andreas
Conference Paper
2012High power Q-switched fiber laser system emitting 26 mJ pulses with near diffraction-limited beam quality
Stutzki, Fabian; Jansen, Fabian; Liem, Andreas; Jauregui, Cesar; Limpert, Jens; Tünnermann, Andreas
Conference Paper
2012High-power very large mode-area thulium-doped fiber laser
Jansen, Florian; Stutzki, Fabian; Jauregui, Cesar; Limpert, Jens; Tünnermann, Andreas
Journal Article
2012On the thermal origin of mode instabilities in high power fiber lasers
Jauregui, Cesar; Eidam, Tino; Otto, Hans-Jürgen; Stutzki, Fabian; Jansen, Florian; Limpert, Jens; Tünnermann, Andreas
Conference Paper
2012Physical origin of mode instabilities in high-power fiber laser systems
Jauregui, Cesar; Eidam, Tino; Otto, Hans-Jürgen; Stutzki, Fabian; Jansen, Florian; Limpert, Jens; Tünnermann, Andreas
Journal Article
2012Sub-5-ps, multimegawatt peak-power pulses from a fiber-amplified and optically compressed passively Q-switched microchip laser
Steinmetz, Alexander; Jansen, Florian; Stutzki, Fabian; Lehneis, Reinhold; Limpert, Jens; Tünnermann, Andreas
Journal Article
2012Sub-5ps high energy pulses from a fiber-amplified and compressed passively Q-switched microchip laser
Steinmetz, Alexander; Jansen, Florian; Stutzki, Fabian; Lehneis, Reinhold; Limpert, Jens; Tünnermann, Andreas
Conference Paper
2012Temperature-induced index gratings and their impact on mode instabilities in high-power fiber laser systems
Jauregui, Cesar; Eidam, Tino; Otto, Hans-Jürgen; Stutzki, Fabian; Jansen, Florian; Limpert, Jens; Tünnermann, Andreas
Journal Article
2012Temporal dynamics of mode instabilities in high-power fiber lasers and amplifiers
Otto, Hans-Jürgen; Stutzki, Fabian; Jansen, Florian; Eidam, Tino; Jauregui, Cesar; Limpert, Jens; Tünnermann, Andreas
Journal Article
2012Thermal waveguide changes in high power fiber lasers
Jansen, Florian; Stutzki, Fabian; Otto, Hans-Jürgen; Eidam, Tino; Liem, Andreas; Jauregui, Cesar; Limpert, Jens; Tünnermann, Andreas
Conference Paper
2012Thermally induced index gratings in few-mode high-power fiber laser systems
Jauregui, Cesar; Eidam, Tino; Otto, Hans-Jürgen; Stutzki, Fabian; Jansen, Florian; Limpert, Jens; Tünnermann, Andreas
Conference Paper
2012Thermally induced waveguide changes in active fibers
Jansen, Florian; Stutzki, Fabian; Otto, Hans-Jürgen; Eidam, Tino; Liem, Andreas; Jauregui, Cesar; Limpert, Jens; Tünnermann, Andreas
Journal Article
2012Yb-doped large-pitch fibres: Effective single-mode operation based on higher-order mode delocalisation
Limpert, Jens; Stutzki, Fabian; Jansen, Florian; Otto, Hans-Jürgen; Eidam, Tino; Jauregui, Cesar; Tünnermann, Andreas
Journal Article