Compact quantum cascade laser based atmospheric CO2 sensor

Eve Wang, Stephen So, Feng Xie, Catherine Caneau, Chung En Zah, Gerard Wysocki

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Scopus citations


We have developed a compact sensor system for environmental CO2 studies based on quantum cascade laser. The sensor targets the strongest fundamental CO2 ro-vibrational band at 4.24m and requires only 8mm optical path to provide sensitivity of 2 ppm.

Original languageEnglish (US)
Title of host publication2011 Conference on Lasers and Electro-Optics
Subtitle of host publicationLaser Science to Photonic Applications, CLEO 2011
StatePublished - Sep 1 2011
Event2011 Conference on Lasers and Electro-Optics, CLEO 2011 - Baltimore, MD, United States
Duration: May 1 2011May 6 2011


Other2011 Conference on Lasers and Electro-Optics, CLEO 2011
Country/TerritoryUnited States
CityBaltimore, MD

All Science Journal Classification (ASJC) codes

  • Electronic, Optical and Magnetic Materials
  • Atomic and Molecular Physics, and Optics


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