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Conferences > ASSP > 2012 > AT4A > AT4A.20

Study of wave-front distortion in cryogenic Yb:YAG TRAM laser and a novel Coherent Beam Combining (CBC) technique for ultra-high power laser systems

Hiroaki Furuse, Junji Kawanaka, Haik Chosrowjan, Noriaki Miyanaga, Toshimitsu Sakurai, Masayuki Fujita, Shinya Ishii, Kenji Takeshita, and Yasukazu Izawa

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Abstract

We have studied wave-front distortion due to thermal lensing, temperature rise and birefringence of cryogenic Yb:YAG total-reflection active-mirror laser for >100kW ultra-high power laser systems. A novel coherent beam combining technique is also presented.

© 2012 Optical Society of America

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