An efficient bismuth CW fiber laser with an efficiency of 50% and an output power of 20 W has been created, a Bi- and Ge-doped silica fiber being the gain medium.
© 2011 OSA
(060.2320) Fiber optics and optical communications : Fiber optics amplifiers and oscillators
(300.6250) Spectroscopy : Spectroscopy, condensed matter
(230.2285) Optical devices : Fiber devices and optical amplifiers
E. Dianov, I. Bufetov, S. Firstov, A. Shubin, O. Medvedkov, M. Melkumov, V. Khopin, and A. Guryanov, "Bismuth-Doped Silica-Based Fiber Lasers Operating Near 1460 nm," in 37th European Conference and Exposition on Optical Communications, OSA Technical Digest (CD) (Optical Society of America, 2011), paper Tu.3.LeCervin.3.