We present a multipass amplifier that operates with low gain, large mode volume, high temporal contrast (>109) and high beam quality (1.25x diffraction limit). We have implemented the design with Ti:sapphire at 10Hz and 1kHz.
© 2004 Optical Society of America
(140.0140) Lasers and laser optics : Lasers and laser optics
(140.3280) Lasers and laser optics : Laser amplifiers
(320.0320) Ultrafast optics : Ultrafast optics
(320.7090) Ultrafast optics : Ultrafast lasers
J. Wojtkiewicz, S. Bera, J. Squier, and C. G. Durfee, "High-contrast, high-energy, multipass amplifier," in Conference on Lasers and Electro-Optics/International Quantum Electronics Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2004), paper ITuI14.
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