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Highly coherent free-running dual-comb chip platform

机译:高度连贯的自由运行双梳平台

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摘要

We characterize the frequency noise performance of a free-running dual-comb source based on an erbium-doped glass chip running two adjacent mode-locked waveguide lasers. This compact laser platform, contained only in a 1.2 L volume, rejects common-mode environmental noise by 20 dB thanks to the proximity of the two laser cavities. Furthermore, it displays a remarkably low mutual frequency noise floor around 10 Hz(2)/Hz, which is enabled by its large-mode-area waveguides and low Kerr nonlinearity. As a result, it reaches a free-running mutual coherence time of 1 s since mode-resolved dual-comb spectra are generated even on this time scale. This design greatly simplifies dual-comb interferometers by enabling mode-resolved measurements without any phase lock. (C) 2018 Optical Society of America
机译:我们基于运行两个相邻模式锁定波导激光器的erbium掺杂的玻璃芯片的自由运行双梳源的频率噪声性能。 由于两个激光腔的接近度,这种紧凑的激光平台仅包含在1.2L体积中,仅拒绝共模环境噪音20 dB。 此外,它显示出约10Hz(2)/ Hz的非常低的频率噪声底板,其由其大型区域波导和低kerr非线性使能。 结果,它达到了一个自由运行的相互相干时间,因为即使在此时间尺度上也产生了模式分辨的双梳谱。 这种设计通过在没有任何相位锁的情况下启用模式解决的测量来大大简化双梳干涉器。 (c)2018年光学学会

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  • 来源
    《Optics Letters》 |2018年第8期|共4页
  • 作者单位

    Univ Laval Ctr Opt Photon &

    Laser Quebec City PQ G1V 0A6 Canada;

    Univ South Australia Future Ind Inst Laser Phys &

    Photon Devices Lab Mawson Lakes SA 5095 Australia;

    Univ Laval Ctr Opt Photon &

    Laser Quebec City PQ G1V 0A6 Canada;

    Univ South Australia Future Ind Inst Laser Phys &

    Photon Devices Lab Mawson Lakes SA 5095 Australia;

    Univ Laval Ctr Opt Photon &

    Laser Quebec City PQ G1V 0A6 Canada;

  • 收录信息
  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类 计量学;光学;
  • 关键词

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