Diode-pumped 1-W Er-doped fluoride glass M-profile fiber laser emitting at 2.8 mu m

被引:47
作者
Sandrock, T
Fischer, D
Glas, P
Leitner, M
Wrage, M
Diening, A
机构
[1] Max Born Inst Nichtlineare Opt & Kurzzeitspektros, D-12489 Berlin, Germany
[2] CeramOptec GmbH, D-53121 Bonn, Germany
关键词
D O I
10.1364/OL.24.001284
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We report a novel short-length diode-pumped cw fiber laser with high output power at a wavelength of 2.8 mu m. The system combines continuous-wave diode pumping at 970 nm, a high doping concentration (5-mol. % ErF3) of the active fiber, and an annular geometry of the laser medium, an M-profile fiber. Output powers in excess of 1 W with a slope efficiency of 25% were obtained. (C) 1999 Optical Society of America. OCIS codes: 060.2280, 060.2320, 060.2390, 060.2410.
引用
收藏
页码:1284 / 1286
页数:3
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