For the first time, we have fabricated divalent thulium doped silica optical fiber. The measured fluorescence between 600nm and 1500nm upon pumping at 514nm using Ar ion laser was due to the Tm2+ ions in the core of the fiber.
© 2003 Optical Society of America
(060.0060) Fiber optics and optical communications : Fiber optics and optical communications
(060.2290) Fiber optics and optical communications : Fiber materials
(160.0160) Materials : Materials
(160.5690) Materials : Rare-earth-doped materials
Y. H. Kim, Y. Chung, U. Paek, and W. Han, "Fabrication of Tm2+/Tm3+ Co-Doped Silica Fiber and its Fluorescence Characteristics," in Optical Fiber Communication Conference, Technical Digest (Optical Society of America, 2003), paper WA6.
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