Temporal dynamics of mode instabilities in highpower fiber lasers and amplifiers

Optics Express

Volumn 20, Issue 14, 2012, Pages 15710-15722

  Otto, Hans Jürgen ^a   Stutzki, Fabian ^a   Jansen, Florian ^a   Eidam, Tino ^a,b   Jauregui, Cesar ^a   Limpert, Jens ^a,b   Tünnermann, Andreas ^a,b,c  

^a FRIEDRICH SCHILLER UNIVERSITY JENA   (Germany)

^b HELMHOLTZ INSTITUTE JENA   (Germany)

^c FRAUNHOFER INSTITUTE FOR APPLIED OPTICS AND PRECISION ENGINEERING   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

DIODES;

FRAMES PER SECONDS; HIGH POWER FIBER LASERS; LARGE MODE AREA FIBER; OUTPUT BEAM; POWER THRESHOLDS; TEMPORAL BEHAVIOR; TEMPORAL DYNAMICS; TEMPORAL FLUCTUATION; THERMAL ORIGINS; TRANSITION ZONES;

FIBER LASERS;

EID: 84863739548     PISSN: None     EISSN: 10944087     Source Type: Journal    
DOI: 10.1364/OE.20.015710     Document Type: Article

References (15)

1. D. J. Richardson, J. Nilsson, and W. A. Clarkson, "High power fiber lasers: Current status and future perspectives," J. Opt. Soc. Am. B 27(11), B63-B92 (2010).
2. T. Eidam, S. Hanf, E. Seise, T. V. Andersen, T. Gabler, C. Wirth, T. Schreiber, J. Limpert, and A. Tünnermann, "Femtosecond fiber CPA system emitting 830 W average output power," Opt. Lett. 35(2), 94-96 (2010).
3. J. Limpert, O. Schmidt, J. Rothhardt, F. Röser, T. Schreiber, A. Tünnermann, S. Ermeneux, P. Yvernault, and F. Salin, "Extended single-mode photonic crystal fiber lasers," Opt. Express 14(7), 2715-2720 (2006).
4. C.-H. Liu, G. Chang, N. Litchinitser, D. Guertin, N. Jacobsen, K. Tankala, and A. Galvanauskas, "Chirally coupled core fibers at 1550-nm and 1064-nm for effectively single-mode core size scaling," CLEO, paper CTuBB3 (2007).
5. T. Eidam, S. Hädrich, F. Jansen, F. Stutzki, J. Rothhardt, H. Carstens, C. Jauregui, J. Limpert, and A. Tünnermann, "Preferential gain photonic-crystal fiber for mode stabilization at high average powers," Opt. Express 19(9), 8656-8661 (2011).
6. J. Limpert, F. Stutzki, F. Jansen, H-J. Otto, T. Eidam, C. Jauregui, and Andreas Tünnermann, "Yb-doped largepitch fibres: Effective single-mode operation based on higher-order mode delocalization," Light: Science & Applications 1, (2012).
7. T. Eidam, C. Wirth, C. Jauregui, F. Stutzki, F. Jansen, H.-J. Otto, O. Schmidt, T. Schreiber, J. Limpert, and A. Tünnermann, "Experimental observations of the threshold-like onset of mode instabilities in high power fiber amplifiers," Opt. Express 19(14), 13218-13224 (2011).
8. F. Jansen, F. Stutzki, H. J. Otto, T. Eidam, A. Liem, C. Jauregui, J. Limpert, and A. Tünnermann, "Thermally induced waveguide changes in active fibers," Opt. Express 20(4), 3997-4008 (2012).
9. C. Jauregui, T. Eidam, J. Limpert, and A. Tünnermann, "The impact of modal interference on the beam quality of high-power fiber amplifiers," Opt. Express 19(4), 3258-3271 (2011).
10. A. A. Fotiadi, O. L. Antipov, and P. Megret, "Resonantly induced refractive index changes in Yb-Doped fibers: The origin, properties and application for all-fiber coherent beam combining," Frontiers in Guided Wave Optics And Optoelectronics, 209-234 (2010).
11. A. V. Smith and J. J. Smith, "Mode instability in high power fiber amplifiers," Opt. Express 19(11), 10180-10192 (2011).
12. C. Jauregui, T. Eidam, H.-J. Otto, F. Stutzki, F. Jansen, J. Limpert, and A. Tünnermann, "Temperature-induced index gratings and their impact on mode instabilities in high-power fiber laser systems," Opt. Express 20(1), 440-451 (2012).
13. F. Stutzki, H.-J. Otto, F. Jansen, C. Gaida, C. Jauregui, J. Limpert, and A. Tünnermann, "High-speed modal decomposition of mode instabilities in high-power fiber lasers," Opt. Lett. 36(23), 4572-4574 (2011).
14. M. Laurila, M. M. Jørgensen, K. R. Hansen, T. T. Alkeskjold, J. Broeng, and J. Lægsgaard, "Distributed mode filtering rod fiber amplifier delivering 292W with improved mode stability," Opt. Express 20(5), 5742-5753 (2012).
15. H. S. Carslaw and J. C. Jaeger, "Conduction of Heat in Solids," (Oxford University Press, London, 1948), 191.