Abstract
We report the fabrication of ytterbium (Yb)-sensitized thulium (Tm)-doped air-clad fibers for near-IR laser applications. The effect of change in the concentration ratio of Yb and Tm was studied using three such fibers, which were pumped with a 980 nm laser diode and subsequently characterized to test their lasing properties. Lasing at around the 2 mu m wavelength was obtained using a simple cavity design, and improved performance was seen for increased Yb: Tm ratio. (C) 2011 Optical Society of America
Original language | English |
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Pages (from-to) | E1-E6 |
Number of pages | 6 |
Journal | Applied Optics |
Volume | 50 |
Issue number | 25 |
DOIs | |
Publication status | Published - 1 Sept 2011 |