• DocumentCode
    552092
  • Title

    Standoff photoacoustic chemical detection using quantum cascade lasers

  • Author

    Chen, Xing ; Cheng, Liwei ; Guo, Dingkai ; Choa, Fow-Sen

  • Author_Institution
    Dept. of CSEE, Univ. of Maryland Baltimore County, Baltimore, MD, USA
  • fYear
    2011
  • fDate
    4-8 July 2011
  • Firstpage
    362
  • Lastpage
    363
  • Abstract
    Standoff photoacoustic chemical detection using quantum cascade lasers is demonstrated. With 40 mW power the detection distance is extended from 1-2 inches to, currently, 17 feet through component and acoustic coupling improvement.
  • Keywords
    chemical sensors; measurement by laser beam; photoacoustic spectra; quantum cascade lasers; acoustic coupling; power 40 mW; quantum cascade lasers; size 1 inch to 2 inch; standoff photoacoustic chemical detection; Biology; Electron tubes; Measurement by laser beam; Quantum cascade lasers;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Opto-Electronics and Communications Conference (OECC), 2011 16th
  • Conference_Location
    Kaohsiung
  • Print_ISBN
    978-1-61284-288-2
  • Electronic_ISBN
    978-986-02-8974-9
  • Type

    conf

  • Filename
    6015166