It is numerically revealed and properly interpreted a phenomenon of predominant amplification of an optical mode with lower modal gain in 7-core fiber laser. Mode beating is a key factor responsible for this effect.
© 2007 OSA
A. P. Napartovich, N. N. Elkin, V. N. Troshchieva, and D. V. Vysotsky, "Paradoxical Features of Monochromatic Light Amplification in Multicore Fibers," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, OSA Technical Digest Series (CD) (Optical Society of America, 2007), paper JTuA71.
References are not available for this paper.