Recent Research Activities on Atomic Time & Frequency Standards

  • Ohshima Shin-ichi
    Time and Frequency Division, Metrology Institute of Japan, National Institute of Advanced Industrial Science and Technology

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Other Title
  • 時間・周波数標準器の現状と将来・課題
  • ジカン シュウハスウ ヒョウジュンキ ノ ゲンジョウ ト ショウライ カダイ

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Description

Recent research activities on atomic time and frequency standards are introduced. Especially two topics are selected and explained in detail. One topic is “accurate optical frequency standards" which may be a primary standard of “one second" in the next generation. Another is “chip-scale atomic clocks" which may be useful for industries, communications and various scenes in our daily life.

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