Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2019Femtosecond written fiber Bragg gratings in ytterbium-doped fibers for fiber lasers in the kilowatt regime
Krämer, R.G.; Matzdorf, C.; Liem, A.; Bock, V.; Middents, W.; Goebel, T.A.; Heck, M.; Richter, D.; Schreiber, T.; Tünnermann, A.; Nolte, S.
Journal Article
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
2018Explanation of stimulated Raman scattering in high power fiber systems
Bock, V.; Liem, A.; Schreiber, T.; Eberhardt, R.; Tünnermann, A.
Conference Paper
2018Measurement and removal of cladding light in high power fiber systems
Walbaum, T.; Liem, A.; Schreiber, T.; Eberhardt, R.; Tünnermann, A.
Conference Paper
2018Mitigation of stimulated Raman scattering in high power fiber lasers using transmission gratings
Heck, M.; Bock, V.; Krämer, R.G.; Richter, D.; Goebel, T.A.; Matzdorf, C.; Liem, A.; Schreiber, T.; Tünnermann, A.; Nolte, S.
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
2017The influence of different seed sources on stimulated Raman scattering in fiber amplifiers
Bock, V.; Schultze, T.; Liem, A.; 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
2017Optical heterodyne detection for spectral characterization of few longitudinal mode fiber lasers
Schultze, T.; Liem, A.; Schreiber, T.; Eberhardt, R.; Tünnermann, A.
Conference Paper
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
2016Scalability of components for kW-level average power few-cycle lasers
Hädrich, S.; Rothhardt, J.; Demmler, S.; Tschernajew, M.; Hoffmann, A.; Krebs, M.; Liem, A.; Vries, O. de; Plötner, M.; Fabian, S.; Schreiber, T.; Limpert, J.; Tünnermann, A.
Journal Article
2016Spatially resolved measurement of the core temperature in a highpower thulium fiber system
Walbaum, T.; Heinzig, M.; Beier, F.; Liem, A.; Schreiber, T.; Eberhardt, R.; Tünnermann, A.
Conference Paper
20151 kW fiber laser oscillator with fs-written fiber bragg gratings
Voigtländer, C.; Krämer, R.G.; Liem, A.; Schreiber, T.; Tünnermann, A.; Nolte, S.
Conference Paper
2015Average power scaling of sub-2 cycle lasers to the kilowatt regime
Rothhardt, J.; Hädrich, S.; Klas, R.; Tadesse, G.K.; Hoffmann, A.; Tschernajew, M.; Klenke, A.; Várallyay, Z.; Drozdy, A.; Cormier, E.; Liem, A.; Schreiber, T.; Limpert, J.; Tünnermann, A.
Conference Paper
2015High power brightness converter realized by a multi-wavelengths pumped Yb-doped fiber amplifier
Haarlammert, N.; Liem, A.; Matzdorf, C.; Schreiber, T.; Eberhardt, R.; Tünnermann, A.; Koch, R.; Fritsche, H.; Kruschke, B.; Grohe, A.; Gries, W.
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
2015Narrow linewidth single mode fiber amplifier with 2.3 kw average power
Nold, J.; Strecker, M.; Liem, A.; Eberhardt, R.; Schreiber, T.; Tünnermann, A.
Conference Paper
2015Optimization of a diode-pumped thulium fiber laser with a monolithic cavity towards 278 W at 1967 nm
Walbaum, T.; Heinzig, M.; Liem, A.; Schreiber, T.; Eberhardt, R.; Tünnermann, A.
Conference Paper
2015Optimized Yb-doped fibers and joining technology for efficient end pumped monolithic high power fiber oscillators
Liem, A.; Haarlammert, N.; Matzdorf, C.; Nold, J.; Kuhn, S.; Kido, L.; Reichel, V.; 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
2015Testing hollow waveguides for nonlinear pulse compression in kilowatt average power operation
Hädrich, S.; Hoffmann, A.; Krebs, M.; Vries, O. de; Liem, A.; Fabian, S.; Plötner, M.; Eberhardt, R.; Schreiber, T.; Limpert, J.; Tünnermann, A.
Conference Paper
2014Analysis of stimulated Raman scattering in cw kW fiber oscillators
Schreiber, Thomas; Liem, Andreas; Freier, E.; Matzdorf, Christian; Eberhardt, Ramona; Jauregui, Cesar; Limpert, Jens; Tünnermann, Andreas
Conference Paper
2013514 W monolithic fiber laser with a femtosecond inscribed fiber bragg grating
Krämer, R.G.; Liem, A.; Voigtländer, C.; Thomas, J.U.; Richter, D.; Schreiber, T.; Tünnermann, A.; Nolte, S.
Conference Paper
2013Experimental analysis of the influence of the spectral width of out-coupling Fiber Bragg Gratings to the amount of Stimulated Raman Scattering in a cw kW fiber oscillator
Liem, Andreas; Freier, Erik; Matzdorf, Christian; Reichel, Volker; Schreiber, Thomas; Eberhardt, Ramona; Tünnermann, Andreas
Conference Paper
2013Femtosecond pulse inscription of a selective mode filter in large mode area fibers
Krämer, Ria G.; Voigtländer, Christian; Freier, Erik; Liem, Andreas; Thomas, Jens U.; Richter, Daniel; Schreiber, Thomas; Tünnermann, Andreas; Nolte, Stefan
Conference Paper
2013Polarization dependent nonlinear limitations in continuous-wave high power fiber amplifiers
Haarlammert, Nicoletta; Rekas, Miroslaw; Vries, Oliver de; Kliner, Andrea; Liem, Andreas; Schreiber, Thomas; Eberhardt, Ramona; 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
2012Build up and decay of mode instability in a high power fiber amplifier
Haarlammert, Nicoletta; Vries, Oliver de; Liem, Andreas; Kliner, Andrea; Peschel, Thomas; Schreiber, Thomas; Eberhardt, Ramona; Tünnermann, Andreas
Journal Article
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
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 waveguide changes in active fibers
Jansen, Florian; Stutzki, Fabian; Otto, Hans-Jürgen; Eidam, Tino; Liem, Andreas; Jauregui, Cesar; Limpert, Jens; Tünnermann, Andreas
Journal Article
2011Fibers and fiber-optic components for high power fiber lasers
Zimer, H.; Kozak, M.; Liem, A.; Flohrer, F.; Doerfel, F.; Riedel, P.; Linke, S.; Horley, R.; Ghiringhelli, F.; Demoulins, S.; Zervas, M.; Kirchhof, J.; Unger, S.; Jetschke, S.; Peschel, T.; Schreiber, T.
Conference Paper
2006Q-switching of Yb-doped double-clad fiber laser using micro-optical waveguide on micro-actuating platform modulator for marking applications
Jeong, Y.; Liem, A.; Mörl, K.; Höfer, S.; Kim, Y.; Tünnermann, A.; Oh, K.
Conference Paper
2006Spectral beam combining of fiber lasers
Röser, F.; Klingebiel, S.; Liem, A.; Schreiber, T.; Höfer, S.; Limpert, J.; Peschel, T.; Eberhardt, R.; Tünnermann, A.
Conference Paper
2005131 W 220 fs fiber laser system
Röser, F.; Rothhard, J.; Ortac, B.; Liem, A.; Schmidt, O.; Schreiber, T.; Limpert, J.; Tünnermann, A.
Journal Article
2005Fiber-laser power scaling beyond the 1-kilowatt level by Nd:Yb co-doping
Reichel, V.; Mörl, K.; Unger, S.; Jetschke, S.; Müller, H.-R.; Kirchhof, J.; Sandrock, T.; Harschack, A.; Liem, A.; Limpert, J.; Zellmer, H.; Tünnermann, A.
Conference Paper
2005High average power femtosecond parabolic pulse fiber amplifier
Schreiber, T.; Röser, F.; Liem, A.; Limpert, J.; Zellmer, H.; Tünnermann, A.
Conference Paper
2005High repetition rate, high energy fiber CPA system for material processing
Schreiber, T.; Röser, F.; Will, M.; Limpert, J.; Liem, A.; Nolte, S.; Tünnermann, A.
Conference Paper
2005High repetition rate, high energy fiber CPA system for material processing
Schreiber, T.; Röser, F.; Limpert, J.; Liem, A.; Höfer, S.; Zellmer, H.; Will, M.; Nolte, S.; Tünnermann, A.
Conference Paper
2005High-power diode laser bars as pump sources for fiberlasers and amplifiers
Bonati, G.; Hennig, P.; Wolff, D.; Voelckel, H.; Gabler, T.; Krause, U.; Tünnermann, A.; Reich, M.; Limpert, J.; Werner, E.; Liem, A.
Conference Paper
2005High-power fiber lasers and amplifiers - Perspectives and limitations
Reich, M.; Liem, A.; Zellmer, H.; Tünnermann, A.
Conference Paper
2005High-power picosecond fiber amplifier based on nonlinear spectral compression
Limpert, J.; Deguil-Robin, N.; Manek-Hönninger, I.; Salin, F.; Schreiber, T.; Liem, A.; Röser, F.; Zellmer, H.; Tünnermann, A.; Courjaud, A.; Hönninger, C.; Mottay, E.
Journal Article
2005High-power picosecond pulses by SPM-induced spectral compression in a fiber amplifier
Schreiber, T.; Liem, A.; Röser, F.; Zellmer, H.; Tünnermann, A.; Limpert, J.; Deguil-Robin, N.; Manek-Honninger, I.; Salin, F.; Courjaud, A.; Honninger, C.; Mottay, E.
Conference Paper
2005High-power rod-type photonic crystal fiber laser
Limpert, J.; Deguil-Robin, N.; Manek-Hönninger, I.; Salin, F.; Röser, F.; Liem, A.; Schreiber, T.; Nolte, S.; Zellmer, H.; Tünnermann, A.; Broeng, J.; Petersson, A.; Jakobsen, C.
Journal Article
2005Large mode area fibers for high power laser operation based on solid- and air-microstructured cores
Schreiber, T.; Röser, F.; Liem, A.; Limpert, J.; Zellmer, H.; Tünnermann, A.
Conference Paper
2005Micro- and nano-structured optical fibers - artificial media for amplification of light
Tünnermann, A.; Röser, F.; Schreiber, T.; Limpert, J.; Liem, A.; Reich, M.; Höfer, S.; Zellmer, H.; Burghoff, J.; Will, M.; Nolte, S.
Conference Paper
2005Power scaling of high-power fiber lasers and amplifiers
Tünnermann, A.; Höfer, S.; Liem, A.; Limpert, J.; Reich, M.; Röser, F.; Schreiber, T.; Zellmer, H.; Peschel, T.; Guyenot, V.
Journal Article
2005The renaissance and bright future of fibre lasers
Tünnermann, A.; Schreiber, T.; Röser, F.; Liem, A.; Höfer, S.; Zellmer, H.; Nolte, S.; Limpert, J.
Journal Article
2005Ultrafast fiber-lasers and amplifiers - novel light sources for high precision micro machining
Tünnermann, A.; Liem, A.; Reich, M.; Höfer, S.; Röser, F.; Schreiber, T.; Nolte, S.; Zellmer, H.; Tünnermann, A.; Limpert, J.
Conference Paper
2004Air-clad large-mode-area photonic crystal fibers: Power scaling concepts up to the multi-kW range
Liem, A.; Limpert, J.; Schreiber, T.; Nolte, S.; Zellmer, H.; Tünnermann, A.; Peschel, T.; Guyenot, V.; Broeng, J.; Vienne, G.; Petersson, A.; Jakobsen, C.; Reichel, V.; Unger, S.
Conference Paper
2004High performance ultrafast fiber laser systems
Limpert, J.; Liem, A.; Schreiber, T.; Reich, M.; Zellmer, H.; Tünnermann, A.
Conference Paper
2004High-power fiber lasers and amplifiers
Tünnermann, A.; Höfer, S.; Liem, A.; Limpert, J.; Reich, M.; Föser, F.; Schreiber, T.; Zellmer, H.
Conference Paper
2004Low-nonlinearity single-transverse-mode ytterbium-doped photonic crystal fiber amplifier
Limpert, J.; Liem, A.; Reich, M.; Schreiber, T.; Nolte, S.; Zellmer, H.; Tünnermann, A.; Broeng, J.; Petersson, A.; Jakobsen, C.
Journal Article
2004Scaling single-mode photonic crystal fiber lasers to kilowatts
Limpert, J.; Liem, A.; Schreiber, T.; Röser, F.; Zellmer, H.; Tünnermann, A.
Journal Article
2004Thermo-optical properties of air-clad photonic crystal fiber lasers in high power operation
Limpert, J.; Schreiber, T.; Liem, A.; Nolte, S.; Zellmer, H.; Peschel, T.; Guyenot, V.; Tünnermann, A.
Conference Paper
2003100-W single-frequency master-oscillator fiber power amplifier
Liem, A.; Limpert, J.; Zellmer, H.; Tünnermann, A.
Journal Article
2003500 W continuous-wave fiber laser with excellent beam quality
Limpert, J.; Liem, A.; Zellmer, H.; Tünnermann, A.
Journal Article
2003Efficient side-pumping of fibre lasers using binary gold diffraction gratings
Herda, R.; Liem, A.; Schnabel, B.; Drauschke, A.; Fuchs, H.-J.; Kley, E.-B.; Tünnermann, A.
Journal Article
2003High-average-power femtosecond fiber chirped-pulse amplification system
Limpert, J.; Clausnitzer, I.; Liem, A.; Schreiber, T.; Fuchs, H.-J.; Zellmer, H.; Kley, E.-B.; Tünnermann, A.
Journal Article
2003Thermo-optical properties of air-clad photonic crystal fiber lasers in high power operation
Limpert, J.; Schreiber, T.; Liem, A.; Nolte, S.; Zellmer, H.; Peschel, T.; Guyenot, V.; Tünnermann, A.
Journal Article

 

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