Laser frequency locking with 46 GHz offset using an electro-optic modulator for magneto-optical trapping of francium atoms

K. Harada, T. Aoki, S. Ezure, K. Kato, T. Hayamizu, H. Kawamura, T. Inoue, H. Arikawa, T. Ishikawa, T. Aoki, A. Uchiyama, K. Sakamoto, S. Ito, M. Itoh, S. Ando, A. Hatakeyama, K. Hatanaka, K. Imai, T. Murakami, H. S. NatarajY. Shimizu, T. Sato, T. Wakasa, H. P. Yoshida, Y. Sakemi

研究成果: ジャーナルへの寄稿学術誌査読

17 被引用数 (Scopus)

抄録

We demonstrate frequency offset locking between two laser sources using a waveguide-type electro-optic modulator (EOM) with 10th-order sidebands for magneto-optical trapping of Fr atoms. The frequency locking error signal was successfully obtained by performing delayed self-homodyne detection of the beat signal between the repumping frequency and the 10th-order sideband component of the trapping light. Sweeping the trappinglight and repumping-light frequencies with keeping its frequency difference of 46 GHz was confirmed over 1 GHz by monitoring the Doppler absorption profile of I 2. This technique enables us to search for a resonance frequency of magneto-optical trapping of Fr.

本文言語英語
ページ(範囲)1164-1169
ページ数6
ジャーナルApplied Optics
55
5
DOI
出版ステータス出版済み - 2月 10 2016

!!!All Science Journal Classification (ASJC) codes

  • 原子分子物理学および光学
  • 工学(その他)
  • 電子工学および電気工学

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