• DocumentCode
    2660017
  • Title

    Investigations of the Linewidth of Intersubband Quantum Cascade Lasers

  • Author

    Gensty, Tobias ; Von Staden, Jens ; Peil, Michael ; Elsasser, W. ; Giuliani, Guido ; Mann, Christian

  • Author_Institution
    Inst. of Appl. Phys., Darmstadt Univ. of Technol.
  • fYear
    0
  • fDate
    0-0 0
  • Firstpage
    65
  • Lastpage
    66
  • Abstract
    We present experimental and theoretical investigations of the linewidth of quantum cascade lasers. We find linewidths in the kilohertz range depending on the injection current due to a non-constant linewidth enhancement factor
  • Keywords
    distributed feedback lasers; laser beams; light interferometry; quantum cascade lasers; DFB-quantum cascade lasers; injection current; intersubband quantum cascade lasers; laser linewidth; nonconstant linewidth enhancement factor; self-mixing interferometry; Equations; Laser modes; Laser noise; Laser theory; Power generation; Power lasers; Quantum cascade lasers; Quantum mechanics; Semiconductor device noise; Semiconductor lasers;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Semiconductor Laser Conference, 2006. Conference Digest. 2006 IEEE 20th International
  • Conference_Location
    Kohala Coast, HI
  • Print_ISBN
    0-7803-9560-3
  • Type

    conf

  • DOI
    10.1109/ISLC.2006.1708088
  • Filename
    1708088