Efficient passively Q-switched miniature Yb:Lu3Ga5O12 crystal laser

被引:7
作者
Han, Wenjuan [1 ,2 ]
Chen, Xiaowen [1 ,2 ]
Xia, Linhua [1 ]
Wu, Kui [3 ]
Zhang, Huaijin [3 ]
Wang, Shiwu [4 ]
Liu, Junhai [1 ,2 ]
机构
[1] Qingdao Univ, Coll Phys, Qingdao 266071, Peoples R China
[2] Qingdao Univ, Shandong Univ, Key Lab Photon Mat & Technol, Qingdao 266071, Peoples R China
[3] Shandong Univ, State Key Lab Crystal Mat, Jinan 250100, Peoples R China
[4] Crystech Inc, Qingdao 266101, Peoples R China
关键词
Yb laser; Yb:LuGG; Passively Q-switching; Miniature laser; LU3GA5O12; GROWTH;
D O I
10.1016/j.optcom.2015.03.033
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
A passively Q-switched miniature Yb:Lu3Ga5O12 crystal laser is demonstrated under 935-nm diode pumping, producing an average output power of 3.21 W at 1035 nm at a pulse repetition frequency of 26.3 kHz, with optical-to-optical and slope efficiencies being 36.5% and 60%, respectively. With the output coupling being increased and the initial transmission of the saturable absorber being lowered, an output power of 1.61 W at 1026 nm is generated at 8.3 kHz, the resulting pulse energy, duration and peak power were respectively 194 mu J, 2.5 ns and 77.6 kW. (C) 2015 Elsevier B.V. All rights reserved.
引用
收藏
页码:15 / 18
页数:4
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