Efficient diode-pumped passively Q-switched laser operation around 1.9 μm and self-frequency Raman conversion of Tm-doped KY(WO4)2

被引:70
作者
Batay, LE
Kuzmin, AN
Grabtchikov, AS
Lisinetskii, VA
Orlovich, VA
Demidovich, AA
Titov, AN
Badikov, VV
Sheina, SG
Panyutin, VL
Mond, M
Kück, S
机构
[1] Natl Acad Sci Belarus, BI Stepanov Phys Inst, Minsk 220072, BELARUS
[2] Natl Acad Sci Belarus, Inst Atom & Mol Phys, Minsk 220072, BELARUS
[3] SI Vavilov State Opt Inst, St Petersburg 199034, Russia
[4] Kuban State Univ, Krasnodar 350058, Russia
[5] Univ Hamburg, Inst Laser Phys, D-20355 Hamburg, Germany
[6] Phys Tech Bundesanstalt, D-38116 Braunschweig, Germany
基金
美国国家科学基金会;
关键词
D O I
10.1063/1.1514393
中图分类号
O59 [应用物理学];
学科分类号
摘要
Passively Q-switched operation of Yb,Tm:KY(WO4)(2) and Tm:KY(WO4)(2) lasers diode pumped at 805 nm has been investigated. A thin plate of Cr:ZnS was used as a saturable absorber for passive Q switching. A maximum average output power of 116 mW emitted at 1.9 mum in comparison to 160 mW for the free-running regime at the same pumping level has been obtained with a slope efficiency of 26% with respect to the incident pump power. Using a Tm:KYW sample with broadband antireflection coatings and dichroic laser resonator mirror, the first Stokes component of Raman self-frequency conversion was observed at 2365 nm. (C) 2002 American Institute of Physics.
引用
收藏
页码:2926 / 2928
页数:3
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