Novel active fiber design strategy is proposed, which separates index and gain profiling. Several fiber amplifier constructions were simulated numerically and stable suppression of higher-order-modes was demonstrated when gain is saturated by the fundamental mode.
© 2008 The Optical Society
(060.0060) Fiber optics and optical communications : Fiber optics and optical communications
(140.0140) Lasers and laser optics : Lasers and laser optics
(140.3280) Lasers and laser optics : Laser amplifiers
(060.3510) Fiber optics and optical communications : Lasers, fiber
D. V. Vysotsky, N. N. Elkin, A. P. Napartovich, and V. N. Troshchieva, "Active Optical Waveguides with Suppressed Mode Competition," in Frontiers in Optics 2008/Laser Science XXIV/Plasmonics and Metamaterials/Optical Fabrication and Testing, OSA Technical Digest (CD) (Optical Society of America, 2008), paper FThE3.
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