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Published on: November 22, 2019
105 W, <10 ps, TEM(00) laser output based on an in-band pumped Nd:YVO4 Innoslab amplifier
Hua Lin1, Jinfeng Li, Xiaoyan Liang
1State Key Laboratory of High Field Laser Physics, Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, P.O. Box 800-211, Shanghai 201800, China.
Abstract:
We reported on a compact and efficient in-band pumped Nd:YVO4 partially pumped slab (Innoslab) picosecond amplifier. A new method for mode-matching was demonstrated to simplify the amplifier design. Integrating the benefits of the in-band pumping technique and the excellent thermal management of the Innoslab amplifier design, a 105 W, 8.4 ps laser output was achieved with near-diffraction limited beam quality of M(x)(2)=1.12 and M(y)(2)=1.09 in the orthogonal directions.

