Up-conversion to the Conduction Band in highly doped Yb:YAG and Yb:Y2O3 and its effect on Thin-Disk Lasers

Susanne T. Fredrich-Thornton; Susanne T. Fredrich-Thornton; Jean-Francois Bisson; Dmitrii Kouznetsov; Ken-ichi Ueda; Klaus Petermann; Guenter Huber

Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies
OSA Technical Digest Series (CD) (Optica Publishing Group, 2007),
paper CFJ6

Up-conversion to the Conduction Band in highly doped Yb:YAG and Yb:Y₂O₃ and its effect on Thin-Disk Lasers

Susanne T. Fredrich-Thornton, Jean-Francois Bisson, Dmitrii Kouznetsov, Ken-ichi Ueda, Klaus Petermann, and Guenter Huber

Conference on Lasers and Electro-Optics 2007

Baltimore, Maryland United States
6–11 May 2007
ISBN: 1557528349

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Yb Lasers (CFJ)

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S. T. Fredrich-Thornton, J. Bisson, D. Kouznetsov, K. Ueda, K. Petermann, and G. Huber, "Up-conversion to the Conduction Band in highly doped Yb:YAG and Yb:Y2O3 and its effect on Thin-Disk Lasers," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, OSA Technical Digest Series (CD) (Optica Publishing Group, 2007), paper CFJ6.

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Abstract

The photoconductivity of high Yb-concentration YAG and Y₂O₃ samples has been measured, confirming the occurrence of up-conversion in these materials. High intensity pumping reveals a very broad emission spectrum that exhibits avalanche behaviour.

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