Fiber grating laser hydrophone

Bai Ou Guan, Hwa Yaw Tam, Sien Ting Lau, Helen L W Chan

Research output: Journal article publicationConference articleAcademic researchpeer-review

8 Citations (Scopus)


We demonstrate a fiber grating laser hydrophone that can measures ultrasound and temperature simultaneously. It can detect ultrasound with frequency up to 40MHz and has advantage of ease of demodulation.
Original languageEnglish
Pages (from-to)116-119
Number of pages4
JournalProceedings of SPIE - The International Society for Optical Engineering
Publication statusPublished - 26 Oct 2004
EventSecond European Workshop on Optical Fibre Sensors, EWOFS'04 - Santander, Spain
Duration: 9 Jun 200411 Jun 2004


  • Acoustic sensor
  • Fiber Bragg grating
  • Fiber laser
  • Hydrophone

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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