Interferometric noise in fibre optic gas sensors using wavelength modulation spectroscopy

Wei Jin, Y. Z. Xu, M. S. Demokan, G. Stewart, B. Culshaw

Research output: Journal article publicationConference articleAcademic researchpeer-review


Modulation characteristics of interferometric noise in fibre optic gas sensors based on wavelength modulation of DFB laser have been studied. Sensor resolution limited by the interferometric noise is calculated and antimeasures are proposed.
Original languageEnglish
Pages (from-to)127-135
Number of pages9
JournalProceedings of SPIE - The International Society for Optical Engineering
Publication statusPublished - 1 Dec 1998
EventOptical and Fiber Optic Sensor Systems - Beijing, China
Duration: 16 Sept 199819 Sept 1998


  • Fibre optic sensors
  • Gas sensors
  • Interferometric effect

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Computer Science Applications
  • Applied Mathematics
  • Electrical and Electronic Engineering


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