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CMOS-based luminescent CO2 sensor

  • M. Ratterman
  • , L. Shen
  • , D. Klotzkin
  • , A. Bhattacharya
  • , I. Papautsky

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Scopus citations

Abstract

In this work, we demonstrate a portable optical CO2 sensor using CMOS image sensing with polarization signal isolation. Luminescent CO 2 detection methods generally exhibit faster response time and increased sensitivity over the established commercial sensors (NDIR, electrochemical), but require bulky and expensive spectrophotometry equipment which confines them to a lab. Components used in our CMOS-based luminescence system can typically be found in most consumer cellphones, making it an economical alternative for field use [1,2].

Original languageEnglish
Title of host publication15th International Conference on Miniaturized Systems for Chemistry and Life Sciences 2011, MicroTAS 2011
Pages1260-1262
Number of pages3
StatePublished - 2011
Event15th International Conference on Miniaturized Systems for Chemistry and Life Sciences 2011, MicroTAS 2011 - Seattle, WA, United States
Duration: Oct 2 2011Oct 6 2011

Publication series

Name15th International Conference on Miniaturized Systems for Chemistry and Life Sciences 2011, MicroTAS 2011
Volume2

Conference

Conference15th International Conference on Miniaturized Systems for Chemistry and Life Sciences 2011, MicroTAS 2011
Country/TerritoryUnited States
CitySeattle, WA
Period10/2/1110/6/11

Keywords

  • CMOS image sensor
  • CO sensor
  • Gas sensor

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