Influence of parameter errors on the temperature measurement of cold atoms via short-distance time-of-flight absorption spectra

  • Jun He*
  • , Jing Wang
  • , Ying Qiu
  • , Yan Hua Wang
  • , Tian Cai Zhang
  • , Jun Min Wang
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

The basic model and the experimental measurement method of short-distance time-of-flight absorption spectra for determining the temperature of cold atoms are described. Based on the realization of temperature measurement of cold cesium atoms in a magneto-optical trap, the influences of measurement errors of the three experimental parameters, namely the falling distance h, the initial Gaussian radius σ0 of the cold cloud, and the Gaussian radius σp of probe beam, on the determination of temperature have been analyzed and compared.

Original languageEnglish
Pages (from-to)6221-6226
Number of pages6
JournalWuli Xuebao/Acta Physica Sinica
Volume57
Issue number10
Publication statusPublished - Oct 2008
Externally publishedYes

Keywords

  • Short-distance time-of-flight absorption spectra
  • Temperature of cold atoms
  • Time of flight

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