• DocumentCode
    2885828
  • Title

    Laboratory frequency metrology and the search for a temporal variation of the fine structure constant α on a cosmological time scale

  • Author

    Salumbides, E. ; Hannemann, S. ; Reinhold, E. ; Labazan, L. ; Wine, S. ; Zinkstok, R. ; Eikema, K. ; Ubachs, W.

  • Author_Institution
    Vrije Univ., Amsterdam, NY, USA
  • fYear
    2005
  • fDate
    12-17 June 2005
  • Firstpage
    195
  • Abstract
    High-resolution spectroscopy is reported in the paper. Transitions with a frequency comb laser is calibrated. First results on the resonance lines of atomic carbon (at 94.5 nm) and of atomic magnesium (at 202 nm) is also presented. Results include accurate determination of transition isotope shifts.
  • Keywords
    calibration; carbon; fine structure; frequency measurement; isotope shifts; laser frequency stability; laser transitions; magnesium; C; Mg; atomic carbon; atomic magnesium; fine structure constant; frequency comb laser; frequency metrology; high-resolution spectroscopy; resonance lines; transition isotope shifts; Atom lasers; Atomic beams; Frequency; Laboratories; Laser modes; Laser transitions; Metrology; Spectroscopy; Telescopes; Testing;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Quantum Electronics Conference, 2005. EQEC '05. European
  • Print_ISBN
    0-7803-8973-5
  • Type

    conf

  • DOI
    10.1109/EQEC.2005.1567362
  • Filename
    1567362