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High power Ho:YAG laser pumped by two orthogonally polarized Tm:YLF lasers

机译:高功率Ho:YAG激光器由两个正交偏振的Tm:YLF激光器泵浦

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摘要

High efficient and high power 2 μm room temperature Ho:YAG laser resonantly dual-end-pumped by two orthogonally polarized diode-pumped Tm:YLF lasers at 1.91 μm was demonstrated. A maximum continuous wave output power of 61.9 W was generated, corresponding to the slope efficiency of 63.9% with respect to the incident pump power and optical-to-optical conversion efficiency of 59.9%. At 20 kHz of the pulsed repetition frequency, we achieved a less than 25 ns FWHM pulse, with the maximum output energy per pulse of 2.84 mJ as well as a peak power of approximately 113.6 kW. A beam quality of M~2 <1.6 was achieved.
机译:展示了由两个正交极化的二极管泵浦的Tm:YLF激光器以1.91μm共振双端泵浦的高效大功率2μm室温Ho:YAG激光器。产生的最大连续波输出功率为61.9 W,对应于入射泵浦功率的斜率效率为63.9%,光光转换效率为59.9%。在20 kHz的脉冲重复频率下,我们获得了小于25 ns的FWHM脉冲,每个脉冲的最大输出能量为2.84 mJ,峰值功率约为113.6 kW。光束质量达到M〜2 <1.6。

著录项

  • 来源
    《Optical and quantum electronics》 |2015年第2期|211-216|共6页
  • 作者单位

    National Key Laboratory of Tunable Laser Technology, Harbin Institute of Technology, Harbin 15001, China;

    National Key Laboratory of Tunable Laser Technology, Harbin Institute of Technology, Harbin 15001, China;

    National Key Laboratory of Tunable Laser Technology, Harbin Institute of Technology, Harbin 15001, China;

    National Key Laboratory of Tunable Laser Technology, Harbin Institute of Technology, Harbin 15001, China;

    National Key Laboratory of Tunable Laser Technology, Harbin Institute of Technology, Harbin 15001, China;

    National Key Laboratory of Tunable Laser Technology, Harbin Institute of Technology, Harbin 15001, China;

    National Key Laboratory of Tunable Laser Technology, Harbin Institute of Technology, Harbin 15001, China;

  • 收录信息 美国《科学引文索引》(SCI);美国《工程索引》(EI);
  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类
  • 关键词

    Solid states; Orthogonally polarized; Ho:YAG; Dual-end-pumped;

    机译:固态;正交极化何:YAG;双端泵浦;

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