Efficient high-energy passively Q-switched Nd:YLF/Cr4+: YAG UV laser at 351 nm with pulsed pumping in a nearly hemispherical cavity

被引:7
作者
Huang, Y. J. [1 ]
Tang, C. Y. [1 ]
Tzeng, Y. S. [1 ]
Su, K. W. [1 ]
Chen, Y. F. [1 ]
机构
[1] Natl Chiao Tung Univ, Dept Electrophys, Hsinchu 30010, Taiwan
关键词
POWER; CHAOS;
D O I
10.1364/OL.38.000519
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We originally utilize a nearly hemispherical cavity to accomplish the energy scale-up for a high-repetition-rate nanosecond pulsed pumped Nd:YLF laser passively Q-switched by the Cr4+:YAG saturable absorber. This compact laser is able to efficiently generate pulse energy as large as 1.38 mJ and pulse width as short as 5 ns under a pulse repetition rate of 100 Hz. Further employing the developed Nd: YLF laser to perform extracavity harmonic generations, the maximum pulse energies of 490 mu J at 527 nm and 360 mu J at 351 nm are achieved with the shortest pulse duration of 4 ns. (C) 2013 Optical Society of America
引用
收藏
页码:519 / 521
页数:3
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