• DocumentCode
    2254994
  • Title

    Detuning characteristics of the linewidth enhancement factor of a mid-infrared quantum cascade laser

  • Author

    Kumazaki, N. ; Takagi, Y. ; Ishihara, M. ; Kasahara, K. ; Sugiyama, A. ; Akikusa, N. ; Edamura, T.

  • Author_Institution
    Dept. of Photonics, Ritsumeikan Univ., Shiga
  • fYear
    2008
  • fDate
    4-9 May 2008
  • Firstpage
    1
  • Lastpage
    2
  • Abstract
    The linewidth enhancement factor of a 5.2-mum distributed-feedback quantum cascade laser above the threshold current caused by detuning from the gain peak was investigated. We clearly observed different values for the linewidth enhancement factor.
  • Keywords
    quantum cascade lasers; spectral line breadth; detuning characteristic; linewidth enhancement factor; midinfrared quantum cascade laser; wavelength 5.2 mum; Effective mass; Electronic mail; Laboratories; Light sources; Mirrors; Optical feedback; Optical scattering; Photonics; Quantum cascade lasers; Threshold current; 120.3180; 140.3070; 140.5965;
  • fLanguage
    English
  • Publisher
    iet
  • Conference_Titel
    Lasers and Electro-Optics, 2008 and 2008 Conference on Quantum Electronics and Laser Science. CLEO/QELS 2008. Conference on
  • Conference_Location
    San Jose, CA
  • Print_ISBN
    978-1-55752-859-9
  • Type

    conf

  • Filename
    4572264