• DocumentCode
    689532
  • Title

    Terahertz difference-frequency generation in quantum cascade lasers with high conversion efficiency

  • Author

    Vijayraghavan, Karun ; Jang, Minsoo ; Jiang, Aimin ; Wang, Xiongfei ; Troccoli, Mariano ; Belkin, Mikhail A.

  • Author_Institution
    Dept. of Electr. & Comput. Eng., Univ. of Texas at Austin, Austin, TX, USA
  • fYear
    2013
  • fDate
    9-14 June 2013
  • Firstpage
    1
  • Lastpage
    2
  • Abstract
    Room-temperature, narrow-linewidth terahertz quantum cascade laser sources based on intracavity Cherenkov difference-frequency generation with emission at 3.5 THz, nearly 60μW power output, and conversion efficiency of approximately 0.55 mW/W2 are reported.
  • Keywords
    Cherenkov radiation; laser beams; laser cavity resonators; optical frequency conversion; quantum cascade lasers; frequency 3.5 THz; high conversion efficiency; intracavity Cherenkov difference-frequency generation; narrow-linewidth terahertz quantum cascade laser sources; power 60 muW; power output; temperature 293 K to 298 K; terahertz difference-frequency generation; Gratings; Optical waveguides; Pump lasers; Quantum cascade lasers; Slabs; Substrates; Waveguide lasers;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Lasers and Electro-Optics (CLEO), 2013 Conference on
  • Conference_Location
    San Jose, CA
  • Type

    conf

  • Filename
    6833918
    • Link To Document
    https://search.isc.ac/dl/search/defaultta.aspx?DTC=49&DC=689532