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Conferences > WSOF > 2013 > W3 > W3.29

On The Origin of Color Centers in Photodarkened Yb-fibers

L. Norin and M. Engholm

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Abstract

Photodarkening spectra were studied for Yb-fibers co-doped with Al, Al/Ce or Al with H2-loading and it is proposed that the pump-induced color centers in Yb/Al-doped silica fibers mainly consist of Yb2+ and AlOHC.

© 2013 Optical Society of America

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