[1] D. J. Richardson, J. Nilsson, W. A. Clarkson. High power fiber lasers: current status and future perspectives. J. Opt. Soc. Am. B, 2010, 27: B63-B92.

[2] J. Nilsson, S. Ramachandran, T. Shay, A. Shirakawa. High-power fiber lasers. IEEE J. Sel. Top. Quantum Electron., 2009, 15: 1-2.

[3] C. Jauregui, J. Limpert, A. Tünnermann. High-power fibre lasers. Nat. Photonics, 2013, 7: 861-867.

[4] J. W. Dawson, M. J. Messerly, R. J. Beach, M. Y. Shverdin, E. A. Stappaerts, A. K. Sridharan, P. H. Pax, J. E. Heebner, C. W. Siders, C. P. J. Barty. Analysis of the scalability of diffraction limited fiber lasers and amplifiers. Opt. Express, 2008, 16: 13240-13266.

[5] J. Zhu, P. Zhou, Y. Ma, X. Xu, Z. Liu. Power scaling analysis of tandem-pumped Yb-doped fiber laser and amplifiers. Opt. Express, 2011, 19: 18645-18654.

[6] StilesE., “New developments in IPG fiber laser technology,” in 5th International Workshop on Fiber Lasers (2009).

[7] Y. Wang, C. Xu, H. Po. Analysis of Raman and thermal effects in kilowatt fiber lasers. Opt. Commun., 2004, 242: 487-502.

[8] J. Kim, P. Dupriez, C. Codemard, J. Nilsson, J. K. Sahu. Suppression of stimulated Raman scattering in a high power Yb-doped fiber amplifier using a W-type core with fundamental mode cut-off. Opt. Express, 2006, 14: 5103-5113.

[9] L. Zenteno, J. Wang, D. Walton, B. Ruffin, M. Li, S. Gray, A. Crowley. Suppression of Raman gain in single-transverse-mode dual-hole-assisted fiber. Opt. Express, 2005, 13: 8921-8926.

[10] J. M. Fini, M. D. Mermelstein, M. F. Yan, R. T. Bise, A. D. Yablon, P. W. Wisk, M. J. Andrejco. Distributed suppression of stimulated Raman scattering in an Yb-doped filter-fiber amplifier. Opt. Lett., 2006, 31: 2550-2552.

[11] TaruT.HouJ.KnightJ. C., “Raman gain suppression in all-solid photonic bandgap fiber,” IEICE Tech. Rep. 107(271), OFT2007-37 (2007), pp. 29–32.

[12] F. Jansen, D. Nodop, C. Jauregui, J. Limpert, A. Tunnermann. Modeling the inhibition of stimulated Raman scattering in passive and active fibers by lumped spectral filters in high power fiber laser systems. Opt. Express, 2009, 17: 16255-16265.

[13] D. Nodop, C. Jauregui, F. Jansen, J. Limpert, A. Tünnermann. Suppression of stimulated Raman scattering employing long period gratings in double-clad fiber amplifiers. Opt. Lett., 2010, 35: 2982-2984.

[14] M. Heck, V. Bock, R. G. Krämer, D. Richter, T. A. Goebel, C. Matzdorf, A. Liem, T. Schreiber, A. Tünnermann, S. Nolte. Mitigation of stimulated Raman scattering in high power fiber lasers using transmission gratings. Proc. SPIE, 2018, 10512: 105121I.

[15] T. Osuch, T. Jurek, K. Jedrzejewski. Spectral transmission characteristics of weakly tilted and tilted chirped fiber grating comparative studies. Proc. SPIE, 2013, 8903: 89030W.

[16] RiantI.MullerC.LopezT.CrozV.SansonettiP., “New and efficient technique for suppressing the peaks induced by discrete cladding mode coupling in fiber slanted Bragg grating spectrum,” in Optical Fiber Communication Conference (2000), paper TuH3.

[17] F. Liu, T. Guo, C. Wu, B.-O. Guan, C. Lu, H.-Y. Tam, J. Albert. Wideband-adjustable reflection-suppressed rejection filters using chirped and tilted fiber gratings. Opt. Express, 2014, 22: 24430-24438.

[18] M. Wang, Y. Zhang, Z. Wang, J. Sun, J. Cao, J. Leng, X. Gu, X. Xu. Fabrication of chirped and tilted fiber Bragg gratings and suppression of stimulated Raman scattering in fiber amplifiers. Opt. Express, 2017, 25: 1529-1534.

[19] M. Wang, Z. Li, L. Liu, Z. Wang, X. Gu, X. Xu. Fabrication of chirped and tilted fiber Bragg gratings on large-mode-area doubled-cladding fibers by phase-mask technique. Appl. Opt., 2018, 57: 4376-4380.

[20] K. Hejaz, M. Shayganmanesh, R. Rezaei-Nasirabad, A. Roohforouz, S. Azizi, A. Abedinajafi, V. Vatani. Modal instability induced by stimulated Raman scattering in high-power Yb-doped fiber amplifiers. Opt. Lett., 2017, 42: 5274-5277.