Temperature-induced index gratings and their impact on mode instabilities in high-power fiber laser systems

Optics Express

Volumn 20, Issue 1, 2012, Pages 440-451

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

OPTICAL CONSTANTS; OPTICS;

ACTIVE FIBERS; ANTISYMMETRIC MODE; FUNDAMENTAL MODES; HIGH POWER FIBER LASERS; HIGH-POWER OPERATION; INDEX GRATING; MODE BEATING; MODE INTERFERENCE; OSCILLATING TEMPERATURES; SYMMETRIC MODE; TEMPERATURE-INDUCED; THERMALLY INDUCED; THERMOOPTIC EFFECTS;

FIBER LASERS;

ARTICLE; COMPUTER AIDED DESIGN; DEVICES; EQUIPMENT; EQUIPMENT DESIGN; FIBER OPTICS; INSTRUMENTATION; LASER; REFRACTOMETRY; TEMPERATURE;

COMPUTER-AIDED DESIGN; EQUIPMENT AND SUPPLIES; EQUIPMENT DESIGN; EQUIPMENT FAILURE ANALYSIS; FIBER OPTIC TECHNOLOGY; LASERS; REFRACTOMETRY; TEMPERATURE;

EID: 84855419475     PISSN: None     EISSN: 10944087     Source Type: Journal    
DOI: 10.1364/OE.20.000440     Document Type: Article

References (18)

1. D. J. Richardson, J. Nilsson, and W. A. Clarkson, "High power fiber lasers: current status and future perspectives [Invited]," J. Opt. Soc. Am. B 27(11), B63-B92 (2010), http://www.opticsinfobase.org/abstract.cfm?URI=josab- 27-11-B63.
2. L. Zenteno, "High-Power Double-Clad Fiber Lasers," J. Lightwave Technol. 11(9), 1435-1446 (1993).
3. C. Jauregui, J. Limpert, and A. Tünnermann, "Derivation of Raman treshold formulas for CW double-clad fiber amplifiers," Opt. Express 17(10), 8476-8490 (2009), http://www.opticsinfobase.org/abstract.cfm?URI=oe-17- 10-8476.
4. G. P. Agrawal, Nonlinear Fiber Optics (Academic Press, San Diego, NY, 1995).
5. T. Eidam, J. Rothhardt, F. Stutzki, F. Jansen, S. Hädrich, H. Carstens, C. Jauregui, J. Limpert, and A. Tünnermann, "Fiber chirped-pulse amplification system emitting 3.8 GW peak power," Opt. Express 19(1), 255-260 (2011), http://www.opticsinfobase.org/abstract.cfm?URI= oe-19-1-255.
6. J. P. Koplow, D. A. V. Kliner, and L. Goldberg, "Single-mode operation of a coiled multimode fiber amplifier," Opt. Lett. 25(7), 442-444 (2000), http://www.opticsinfobase.org/ol/abstract.cfm?URI=ol-25-7-442.
7. L. Dong, X. Peng, and J. Li, "Leakage channel optical fibers with large effective area," J. Opt. Soc. Am. B 24(8), 1689-1697 (2007), http://www.opticsinfobase.org/abstract.cfm?URI=josab-24-8-1689. (Pubitemid 47399459)
8. F. Stutzki, F. Jansen, T. Eidam, A. Steinmetz, C. Jauregui, J. Limpert, and A. Tünnermann, "High average power large-pitch fiber amplifier with robust single-mode operation," Opt. Lett. 36(5), 689-691 (2011), http://www.opticsinfobase.org/abstract.cfm?URI=ol-36-5-689.
9. 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), http://www.opticsinfobase.org/abstract.cfm?URI=oe-19-14-13218.
10. 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), http://www. opticsinfobase.org/abstract.cfm?URI=oe-19-4-3258.
11. J. W. Arkwright, P. Elango, G. R. Atkins, T. Whitbread, and M. J. F. Digonnet, "Experimental and Theoretical Analysis of the Resonant Nonlinearity in Ytterbium-Doped Fiber," J. Lightwave Technol. 16(5), 798-806 (1998).
12. M. K. Davis, M. J. F. Digonnet, and R. H. Pantell, "Thermal effects in doped fibers," J. Lightwave Technol. 16(6), 1013-1023 (1998). (Pubitemid 128590246)
13. A. V. Smith and J. J. Smith, "Mode instability in high power fiber amplifiers," Opt. Express 19(11), 10180-10192 (2011), http://www. opticsinfobase.org/oe/abstract.cfm?URI=oe-19-11-10180.
14. J. R. Marciante, "Gain Filtering for Single-Spatial-Mode Operation of Large-Mode-Area Fiber Amplifiers," IEEE J. Sel. Top. Quantum Electron. 15(1), 30-36 (2009).
15. M. Gong, Y. Yuan, C. Li, P. Yan, H. Zhang, and S. Liao, "Numerical modeling of transverse mode competition in strongly pumped multimode fiber lasers and amplifiers," Opt. Express 15(6), 3236-3246 (2007).
16. Y. Wang, C. Q. Xu, and H. Po, "Thermal effects in kilowatt fiber lasers," IEEE Photon. Technol. Lett. 16(1), 63-65 (2004).
17. 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," in Frontiers in Guided Wave Optics and Optoelectronics, B. Pal, ed. (Intec, 2010), pp. 209-234.
18. N. Andermahr and C. Fallnich, "Optically induced long-period fiber gratings for guided mode conversion in fewmode fibers," Opt. Express 18(5), 4411-4416 (2010), http://www.opticsinfobase.org/abstract.cfm?URI=oe-18-5-4411.