• DocumentCode
    1772232
  • Title

    Transverse-mode instability in high power fiber amplifiers involving thermally-induced gratings without frequency offset

  • Author

    I-Ning Hu ; Galvanauskas, A.

  • Author_Institution
    Center for Ultrafast Opt. Sci., Univ. of Michigan, Ann Arbor, MI, USA
  • fYear
    2014
  • fDate
    8-13 June 2014
  • Firstpage
    1
  • Lastpage
    2
  • Abstract
    Time-dependent coupled-mode theory predicts transverse-mode instabilities in high power fiber amplifiers originating from thermally-induced gratings possessing a spatial phase shift with respect to a beating pattern of two transversal modes of the same frequency.
  • Keywords
    coupled mode analysis; diffraction gratings; laser beams; laser modes; multiwave mixing; optical fibre amplifiers; thermo-optical devices; beating pattern; high power fiber amplifiers; spatial phase shift; thermally-induced gratings; time-dependent coupled-mode theory; transversal modes; transverse-mode instability; Fiber gratings; Gratings; Mathematical model; Numerical models; Optical fiber amplifiers; Optical fiber theory; Time-frequency analysis;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Lasers and Electro-Optics (CLEO), 2014 Conference on
  • Conference_Location
    San Jose, CA
  • Type

    conf

  • Filename
    6989838