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Optica Publishing Group
Conferences > CLEO > 2010 > JWA > JWA98

Ytterbium Doped Nano-crystalline Optical Fiber for Reduced Photodarkening

S. Yoo, M. P. Kalita, A. J. Boyland, A. Webb, R. J. Standish, J. K. Sahu, M. C. Paul, S. Das, S. K. Bhadra, and M. Pal

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Abstract

We report suppression of photodarkening in Yb-doped nano-crystalline fibers in silica host. The photodarkening induced loss reduced by 20 times compared to Yb-doped aluminosilicate fibers. The laser efficiency of the nano-crystalline fiber was 79%.

© 2010 Optical Society of America

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