Characteristics of the distributed Bragg reflector fiber laser sensor for lateral force measurement

Yang Zhang, Bai Ou Guan, Hwa Yaw Tam

Research output: Journal article publicationJournal articleAcademic researchpeer-review

84 Citations (Scopus)

Abstract

Characteristics of the distributed Bragg reflector fiber laser sensor for lateral force measurement are investigated. The distributed Bragg reflector fiber laser operates in dual-polarization modes and converts the lateral force into a corresponding shift in the beat frequency generated by the fiber laser. The sensitivity dependence on the angle between the force direction and the polarization axis orientation of the fiber is investigated theoretically and experimentally. The impact of the force action location and force length on the sensor response is also discussed. Good agreement between the theoretical data and the experimental results was obtained. A maximal sensitivity magnitude of ∼10 GHz/(N/mm) is recorded.
Original languageEnglish
Pages (from-to)4619-4622
Number of pages4
JournalOptics Communications
Volume281
Issue number18
DOIs
Publication statusPublished - 15 Sept 2008

Keywords

  • Birefringence
  • Fiber optic sensors
  • Fiber optics
  • Lasers fiber

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Atomic and Molecular Physics, and Optics
  • Physical and Theoretical Chemistry
  • Electrical and Electronic Engineering

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