• DocumentCode
    689096
  • Title

    A broadband green astro-comb for sub-10 cm/s calibration on astrophysical spectrographs

  • Author

    Chih-Hao Li ; Glenday, Alexander G. ; Langellier, Nicholas ; Zibrov, Alexander ; Guoqing Chang ; Li-Jin Chen ; Furesz, Gabor ; Kartner, Franz ; Phillips, David F. ; Sasselov, Dimitar ; Szentgyorgyi, Andrew ; Walsworth, Ronald L.

  • Author_Institution
    Harvard Smithsonian Center for Astrophys., Cambridge, MA, USA
  • fYear
    2013
  • fDate
    9-14 June 2013
  • Firstpage
    1
  • Lastpage
    2
  • Abstract
    We report development of an astro-comb providing >7000 lines spaced by 16 GHz from 500-620 nm. A characterization with an FTS shows it can provide sub-10 cm/s calibration accuracy of astrophysical spectrographs performing exo-Earth searches.
  • Keywords
    Fourier transform optics; Fourier transform spectrometers; astronomical instruments; extrasolar planets; visible spectroscopy; FTS; Fourier transform spectrometer; astrophysical spectrographs; broadband green astro-comb; calibration; exo-Earth search; wavelength 500 nm to 620 nm; Accuracy; Calibration; Extraterrestrial measurements; Global Positioning System; Green products; Nonlinear optics; Optical fibers;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Lasers and Electro-Optics (CLEO), 2013 Conference on
  • Conference_Location
    San Jose, CA
  • Type

    conf

  • Filename
    6833477