High sensitivity biosensor based on dual-peak LPG sensitised by light cladding etching

Xianfeng F. Chen*, Kaiming Zhou, Lin Zhang, Ian Bennion

*Corresponding author for this work

Research output: Chapter in Book/Published conference outputConference publication

Abstract

We demonstrate a high sensitivity biosensor by fine tailoring mode dispersion and sensitivity of dual-peak LPGs using light-cladding-etching method. The etched device has been used to detect concentration of Hemoglobin protein in sugar solution, showing a sensitivity as high as 20nm/1%.
Original languageEnglish
Title of host publication17th International Conference on Optical Fibre Sensors
EditorsMarc Voet, Reinhardt Willsch, Wolfgang Ecke, Julian Jones, Brian Culshaw
Place of Publication978-0-8194-5855-1
PublisherSPIE
Pages383-386
Number of pages4
ISBN (Print)0-8194-5855-4
DOIs
Publication statusPublished - May 2005
Event17th international conference on Optical Fibre Sensors - Bruges, Belgium
Duration: 23 May 200527 May 2005

Publication series

NameSPIE proceedings
PublisherSPIE
Numberpart 1
Volume5585
ISSN (Print)0277-786X

Conference

Conference17th international conference on Optical Fibre Sensors
Abbreviated titleOFS-2005
CountryBelgium
CityBruges
Period23/05/0527/05/05

Bibliographical note

Xianfeng Chen ; Kaiming Zhou ; Lin Zhang and Ian Bennion
"High sensitivity biosensor based on dual-peak LPG sensitised by light cladding etching", Proc. SPIE 5855, 17th International Conference on Optical Fibre Sensors, 383 (August 30, 2005); doi:10.1117/12.623630.

Copyright 2005 Society of Photo-Optical Instrumentation Engineers. One print or electronic copy may be made for personal use only. Systematic electronic or print reproduction and distribution, duplication of any material in this paper for a fee or for commercial purposes, or modification of the content of the paper are prohibited.

http://dx.doi.org/10.1117/12.623630

Keywords

  • high sensitivity biosensor
  • mode dispersion
  • sensitivity
  • dual-peak LPGs
  • light-cladding-etching method
  • concentration
  • hemoglobin protein
  • sugar solution

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