Study of a low power dissipation, miniature laser-pumped rubidium frequency standard

  • Guo Bin Liu
  • , Feng Zhao
  • , Si Hong Gu

Research output: Contribution to journalArticlepeer-review

9 Scopus citations

Abstract

This paper studies a miniature low power consumption laser-pumped atom vapour cell clock scheme. Pumping 87Rb with a vertical cavity surface emitting laser diode pump and locking the laser frequency on a Doppler-broadened spectral line, it records a 5 × 10 -11τ-1/2 (τ < 500 s) frequency stability with a table-top system in a primary experiment. The study reveals that the evaluated scheme is at the level of 2.7 watts power consumption, 90 cm3 volume and 10-12τ-1/2 short-term frequency stability.

Original languageEnglish
Pages (from-to)3839-3843
Number of pages5
JournalChinese Physics B
Volume18
Issue number9
DOIs
StatePublished - 3 Nov 2009
Externally publishedYes

Keywords

  • Laser frequency stabilization
  • Laser-pumped atom clock
  • Rubidium vapour cell clock

ASJC Scopus subject areas

  • General Physics and Astronomy

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