Refractometer based on a liquid core FBG device

Kaiming Zhou, Yicheng Lai, Xianfeng F. Chen, Kate Sugden, Lin Zhang, Ian Bennion

Research output: Chapter in Book/Published conference outputChapter


A 1.2X500µm slot was engraved across a fiber Bragg grating (FBG) using femtosecond laser patterning and chemical etching. liquid core FBGs were constructed and their sensitivity to refractive index of up to 10-6/pm was measured.
Original languageEnglish
Title of host publicationNonlinear Photonics
Publication statusPublished - 2 Sept 2007
EventNonlinear Photonics - Quebec City, Canada
Duration: 2 Sept 2007 → …

Publication series

NameOSA Technical Digest


ConferenceNonlinear Photonics
CityQuebec City
Period2/09/07 → …

Bibliographical note

© 2007 Optical Society of America
Nonlinear Photonics (NP)/ Bragg Gratings, Photosensitivity and Poling in Glass Waveguides Conference, 2 September 2007, Quebec City (CA). © 2007 OSA This paper was published in Optics InfoBase and is made available as an electronic reprint with the permission of OSA. The paper can be found at the following URL on the OSA website: Systematic or multiple reproduction or distribution to multiple locations via electronic or other means is prohibited and is subject to penalties under law.


  • engraving
  • fiber Bragg grating
  • femtosecond laser patterning
  • chemical etching
  • liquid core
  • refractive index


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