Differential absorption measurement using a Fabry-Perot laser diod in a self-seeding scheme

J. W. Chen, D. N. Wang, Wei Jin, Z. N. Li

Research output: Journal article publicationConference articleAcademic researchpeer-review

Abstract

Differential absorption measurement for acetylene is achieved by using a Fabry-Perot laser diode in a self-seeding scheme. The two wavelengths from the laser output can be selected conveniently by switching the repetition frequency. The system has flexible wavelength tunability, larger sensitivity than that based on DFB, and high potential for multi-point, multiple gas sensing.
Original languageEnglish
Pages (from-to)328-331
Number of pages4
JournalProceedings of SPIE - The International Society for Optical Engineering
Volume5445
DOIs
Publication statusPublished - 6 Jul 2004
EventMicrowave and Optical Technology 2003 - Ostrava, Czech Republic
Duration: 11 Aug 200315 Aug 2003

Keywords

  • Differential absorption measurement
  • Fabry-Perot laser diode
  • Gain-switching
  • Gas sensing
  • Self-seeding

ASJC Scopus subject areas

  • Electrical and Electronic Engineering
  • Condensed Matter Physics

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