Frequency Measurement Of A Sr Optical Lattice Clock Using A Coherent Optical Link Over A 120-Km Fiber

F L Hong,Mitsuru Musha,Masao Takamoto,Humio Inaba,Shinya Yanagimachi,Akifumi Takamizawa,Kenichi Watabe,Takeshi Ikegami,Michito Imae, Yuka Fujii,Masaki Amemiya,K Nakagawa,K Ueda,Hiroko Aruga Katori

2009 CONFERENCE ON LASERS AND ELECTRO-OPTICS AND QUANTUM ELECTRONICS AND LASER SCIENCE CONFERENCE (CLEO/QELS 2009), VOLS 1-5（2009）

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摘要

We demonstrate a precision frequency measurement using a phase-stabilized 120-km optical fiber link over a physical distance of 50 km. The absolute frequency of the Sr-87 optical lattice clock is measured to be 429228004229874.1(2.4) Hz. (C)2009 Optical Society of America

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关键词

optical fibers,strontium,lattices,atomic clocks,sr,fiber optic,optical fiber,metrology,optical lattice

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