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Updated: Jun 22, 2026

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20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier
Published on: July 12, 2017
Femtosecond pulse amplification by a two-photon arranged photorefractive amplifier
Hajime Nishioka1, Keisuke Hayasaka, Shuji Ohta
1nstitute for Laser Science, University of Electro-Communications 1-5-1 Chofugaoka, Chofu, Tokyo 182-8585 Japan. nishioka@ils.uec.ac.jp
Optics Express
|June 18, 2009
Abstract:
Femtosecond pulse amplification by a two-photon arranged photorefractive amplifier (TAPA) has been demonstrated. A gain bandwidth of 32 THz has been achieved with an extraction efficiency of 27 %.

