We report short-length high-power microstructured phosphate fiber lasers. The heavily Er-Yb-codoped core area is ~500 μm2 and ~8 W CW output at 1.5 μm is demonstrated from a 10-cm cladding-pumped fiber laser.
© 2005 Optical Society of America
(060.2280) Fiber optics and optical communications : Fiber design and fabrication
(060.2410) Fiber optics and optical communications : Fibers, erbium
(140.3510) Lasers and laser optics : Lasers, fiber
L. Li, A. Schülzgen, V. L. Temyanko, M. M. Morrell, S. Sabet, H. Li, J. V. Moloney, and N. Peyghambarian, "High-Power Short-Length Microstructured Phosphate Fiber Lasers with Large Mode Areas," in Frontiers in Optics, OSA Technical Digest Series (Optical Society of America, 2005), paper JTuC50.
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