High-power narrow line width tunable cla
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Shu-min Zhang; Fu-yun Lu; Jian Wang
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Article
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2006
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John Wiley and Sons
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English
β 268 KB
## Abstract A narrow line width, tunable, and highly efficient fiber laser based on Er^__3__+^/Yb^__3__+^ coβdoped doubleβclad fiber with the maximum output power of 438 mW and a slope efficiency of βΌ16% has been demonstrated. By using a fiber Bragg grating (FBG) as a narrow band reflector, 3βdB li