Mode instabilities in high power fiber laser systems are experimentally studied with a high-speed high-resolution camera proving that energy transfer between modes takes place. These measurements suggest the thermal origin of these instabilities.
© 2012 OSA
(060.2320) Fiber optics and optical communications : Fiber optics amplifiers and oscillators
(060.2400) Fiber optics and optical communications : Fiber properties
(140.6810) Lasers and laser optics : Thermal effects
H. Otto, F. Stutzki, F. Jansen, T. Eidam, C. Jauregui, J. Limpert, and A. Tünnermann, "Experimental Study of Mode Instabilities in High Power Fiber Amplifiers," in Lasers, Sources, and Related Photonic Devices, OSA Technical Digest (CD) (Optical Society of America, 2012), paper AM4A.5.
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