• DocumentCode
    1522070
  • Title

    All Fiber Mach–Zehnder Interferometer Based on Suspended Twin-Core Fiber

  • Author

    Frazão, Orlando ; Silva, S.F.O. ; Viegas, J. ; Baptista, José M. ; Santos, José L. ; Kobelke, Jens ; Schuster, Kay

  • Author_Institution
    INESC Porto, Porto, Portugal
  • Volume
    22
  • Issue
    17
  • fYear
    2010
  • Firstpage
    1300
  • Lastpage
    1302
  • Abstract
    An all fiber Mach-Zehnder interferometer using suspended twin-core fiber is described. Due to the birefringence of the fiber cores, two interferometers are obtained when the fiber is illuminated by a polarized light. Applying curvature or temperature to the sensing head, different sensitivities are observed. In order to discriminate curvature from temperature in the suspended twin-core fiber Mach-Zehnder sensor, the matrix method is used.
  • Keywords
    Mach-Zehnder interferometers; birefringence; fibre optic sensors; optical fibre polarisation; all fiber Mach-Zehnder interferometer; birefringence; light polarization; matrix method; sensing head; suspended twin-core fiber; Birefringence; Helium; Optical fiber polarization; Optical fiber sensors; Optical fibers; Optical interferometry; Photonic crystal fibers; Temperature sensors; Thermal sensors; Thermooptic effects; Interferometer; microstructured fiber; optical fiber sensor;
  • fLanguage
    English
  • Journal_Title
    Photonics Technology Letters, IEEE
  • Publisher
    ieee
  • ISSN
    1041-1135
  • Type

    jour

  • DOI
    10.1109/LPT.2010.2054071
  • Filename
    5492158