首页> 外文学位 >Frequency stabilization of a 1092-nm diode-pumped fiber laser and a 1033-nm external cavity diode laser for use in an optical atomic clock based on a strontium-88 single ion.
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Frequency stabilization of a 1092-nm diode-pumped fiber laser and a 1033-nm external cavity diode laser for use in an optical atomic clock based on a strontium-88 single ion.

机译:用于基于锶88单离子的光学原子钟中使用的1092 nm二极管泵浦光纤激光器和1033 nm外腔二极管激光器的频率稳定性。

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摘要

An optical atomic clock based on a single trapped 88Sr+ ion is under development at the National Research Council of Canada. This thesis consists of the frequency stabilization of a diode-pumped fiber laser at 1092 nm and an external cavity diode laser at 1033 nm which are used for atomic state repumping and clearing of the metastable state after excitations by probe pulse, respectively. The lasers are frequency stabilized to an optical transfer cavity, which is in turn referenced to a polarization-stabilized HeNe laser. The 1092 nm source was demonstrated to remain frequency locked using this stabilization technique for 2.5 days with a standard deviation in frequency of 380 kHz over this period. The stabilized 1092 nm fiber laser has been used to extend the longest unattended trapping time for this setup to 15 hours and is no longer the likely point of failure for long term ion confinement.
机译:加拿大国家研究委员会正在开发基于单个捕获的88Sr +离子的光学原子钟。本论文由在1092 nm处的二极管泵浦光纤激光器和在1033 nm处的外腔二极管激光器的频率稳定性组成,分别用于原子状态恢复和探针脉冲激发后清除亚稳态。激光器的频率稳定到光传输腔,而光传输腔又被称为偏振稳定的HeNe激光器。使用此稳定技术证明了1092 nm光源在此期间保持频率锁定2.5天,频率标准偏差为380 kHz。稳定的1092 nm光纤激光器已被用于将该设置的最长无人值守捕获时间延长至15小时,并且不再是长期离子限制的可能失效点。

著录项

  • 作者

    Humphrey, Gideon.;

  • 作者单位

    York University (Canada).;

  • 授予单位 York University (Canada).;
  • 学科 Physics Optics.
  • 学位 M.Sc.
  • 年度 2010
  • 页码 93 p.
  • 总页数 93
  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类
  • 关键词

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